Sales/Results·Bonhams London·7 December 2023·Live auction 28374
London Jewels
$3.82m in total, buyer’s premium included
Top lots per carat 12 lots · the highest prices per carat of the sale
$21,609per carat
Lot 33
Diamond and coloured diamond necklace
8.07 ct · V · VVS1
×2.3 high estimate
Estimate USD 50k – 75k
USD 174,384$21,609 per carat
$20,889per carat
Lot 9
Cartier: sapphire and diamond clip, circa 1940
2.54 ct
×1.4 high estimate
Estimate USD 25k – 38k
USD 53,058$20,889 per carat
$16,120per carat
Lot 135
Lalique: enamel, pâte de verre, sapphire and diamond brooch/pendant,
7.75 ct
×0.8 high estimate
Estimate USD 113k – 163k
USD 124,932$16,120 per carat
$12,787per carat
Lot 101
Coloured diamond single-stone ring
10.02 ct · Fancy Yellow · VS2
×1.5 high estimate
Estimate USD 63k – 88k
USD 128,122$12,787 per carat
$10,719per carat
Lot 56
Bulgari: coloured diamond and diamond 'Trombino' ring
4.80 ct · Fancy Yellow · VVS2
×0.7 high estimate
Estimate USD 44k – 69k
USD 51,450$10,719 per carat
$10,443per carat
Lot 109
Coloured diamond and diamond ring
8.45 ct · Fancy Yellow
×1.0 high estimate
Estimate USD 63k – 88k
USD 88,241$10,443 per carat
$6,064per carat
Lot 138
Ruby and diamond cluster ring
8.22 ct · Burma · No heat
×2.6 high estimate
Estimate USD 15k – 19k
USD 49,842$6,064 per carat
$4,587per carat
Lot 65a
Sapphire and diamond ring
6.31 ct · Burma · No heat
×0.8 high estimate
Estimate USD 23k – 35k
USD 28,941$4,587 per carat
$3,573per carat
Lot 141
Ruby and diamond pendant
8.10 ct · Burma · No heat
×0.9 high estimate
Estimate USD 19k – 31k
USD 28,941$3,573 per carat
$3,398per carat
Lot 146
Emerald and diamond cluster ring
13.25 ct · Colombia · Minor oil
×0.7 high estimate
Estimate USD 38k – 63k
USD 45,019$3,398 per carat
$2,838per carat
Lot 143
Sapphire and diamond pendant
18.13 ct · Burma · No heat
×0.7 high estimate
Estimate USD 50k – 75k
USD 51,450$2,838 per carat
$2,512per carat
Lot 3
Emerald ring, circa 1930
7.04 ct
×7.0 high estimate
Estimate USD 2k – 3k
USD 17,686$2,512 per carat
Sapphires 6 lots
$4,587per carat
Lot 65a
Sapphire and diamond ring
6.31 ct · Burma · No heat
×0.8 high estimate
Estimate USD 23k – 35k
USD 28,941$4,587 per carat
$2,838per carat
Lot 143
Sapphire and diamond pendant
18.13 ct · Burma · No heat
×0.7 high estimate
Estimate USD 50k – 75k
USD 51,450$2,838 per carat
Lot 61
Sapphire and diamond ring
10.11 ct · Burma · No heat
Estimate USD 50k – 75k
Not sold
$1,274per carat
Lot 147
Sapphire and diamond cluster ring
26.51 ct · Ceylon · No heat
×0.8 high estimate
Estimate USD 31k – 44k
USD 33,764$1,274 per carat
$16,120per carat
Lot 135
Lalique: enamel, pâte de verre, sapphire and diamond brooch/pendant,
7.75 ct
×0.8 high estimate
Estimate USD 113k – 163k
USD 124,932$16,120 per carat
Lot 43
Colour-change sapphire and diamond ring, circa 1930
10.89 ct
Estimate USD 10k – 15k
Not sold
Rubies 4 lots
$6,064per carat
Lot 138
Ruby and diamond cluster ring
8.22 ct · Burma · No heat
×2.6 high estimate
Estimate USD 15k – 19k
USD 49,842$6,064 per carat
$3,573per carat
Lot 141
Ruby and diamond pendant
8.10 ct · Burma · No heat
×0.9 high estimate
Estimate USD 19k – 31k
USD 28,941$3,573 per carat
$42,607price paid
Lot 84
Rood: ruby and diamond bracelet, circa 1930
×2.3 high estimate
Estimate USD 13k – 19k
USD 42,607
Lot 68
Moussaieff: ruby and diamond ring
Estimate USD 50k – 75k
Not sold
Emeralds 8 lots
$3,398per carat
Lot 146
Emerald and diamond cluster ring
13.25 ct · Colombia · Minor oil
×0.7 high estimate
Estimate USD 38k – 63k
USD 45,019$3,398 per carat
$24,117price paid
Lot 63
Emerald and diamond ballerina ring, circa 1970
8.00 ct · Colombia
×0.9 high estimate
Estimate USD 23k – 28k
USD 24,117
Lot 62
Aldao: emerald and diamond necklace
4.10 ct · Colombia · Minor oil
Estimate USD 50k – 75k
Not sold
Lot 140
Emerald and diamond pendant necklace, circa 1970
17.73 ct · Colombia · Minor oil
Estimate USD 38k – 50k
Not sold
Lot 82
Emerald and diamond ring
7.28 ct · Colombia
Estimate USD 25k – 38k
Not sold
$2,512per carat
Lot 3
Emerald ring, circa 1930
7.04 ct
×7.0 high estimate
Estimate USD 2k – 3k
USD 17,686$2,512 per carat
$25,725price paid
Lot 7
Emerald, ruby, sapphire and diamond bracelet, circa 1940
×2.6 high estimate
Estimate USD 8k – 10k
USD 25,725
$19,294price paid
Lot 11
Cartier: emerald, ruby, sapphire, pearl and diamond-set necklace, circa 1925 and later
×2.2 high estimate
Estimate USD 6k – 9k
USD 19,294
Coloured diamonds 7 lots
$21,609per carat
Lot 33
Diamond and coloured diamond necklace
8.07 ct · V · VVS1
×2.3 high estimate
Estimate USD 50k – 75k
USD 174,384$21,609 per carat
$12,787per carat
Lot 101
Coloured diamond single-stone ring
10.02 ct · Fancy Yellow · VS2
×1.5 high estimate
Estimate USD 63k – 88k
USD 128,122$12,787 per carat
$10,719per carat
Lot 56
Bulgari: coloured diamond and diamond 'Trombino' ring
4.80 ct · Fancy Yellow · VVS2
×0.7 high estimate
Estimate USD 44k – 69k
USD 51,450$10,719 per carat
$10,443per carat
Lot 109
Coloured diamond and diamond ring
8.45 ct · Fancy Yellow
×1.0 high estimate
Estimate USD 63k – 88k
USD 88,241$10,443 per carat
$75,479price paid
Lot 29
Graff: diamond and coloured diamond bangle
Fancy Intense Yellow · SI1
×1.0 high estimate
Estimate USD 50k – 75k
USD 75,479
$53,058price paid
Lot 30
Boodles: coloured diamond and diamond pendent earrings,
Fancy Intense Yellow · VS1
×0.8 high estimate
Estimate USD 44k – 69k
USD 53,058
Lot 110
Coloured diamond ring
10.19 ct · Fancy Intense Yellow · VS1
Estimate USD 163k – 201k
Not sold
Pearls and cultured pearls 11 lots
$45,019price paid
Lot 45
Natural pearl, diamond and coloured diamond necklace
×1.2 high estimate
Estimate USD 25k – 38k
USD 45,019
$45,019price paid
Lot 104
Natural pearl and diamond necklace/bracelet combination, circa 1880 - approx £150 + vat for laboratory certification
×1.8 high estimate
Estimate USD 19k – 25k
USD 45,019
$9,647price paid
Lot 46
Natural pearl and diamond plaque ring, circa 1905
×1.0 high estimate
Estimate USD 8k – 10k
USD 9,647
Lot 132
Natural pearl and diamond ring
Estimate USD 23k – 35k
Not sold
$25,725price paid
Lot 64
Jean Schlumberger for tiffany: cultured pearl and diamond bracelet, circa 1965
×1.1 high estimate
Estimate USD 15k – 23k
USD 25,725
Lot 13
Grima: cultured pearl and diamond dress ring, 1991
Estimate USD 6k – 9k
Not sold
$38,587price paid
Lot 94
Attributed to carlo giuliano: egyptian revival turquoise and seed pearl fringe necklace and pendent earring suite, circa 1870
×2.0 high estimate
Estimate USD 13k – 19k
USD 38,587
$25,725price paid
Lot 93
Pearl and diamond tiara/necklace, circa 1890
×1.0 high estimate
Estimate USD 19k – 25k
USD 25,725
$7,717price paid
Lot 44
T.b. starr: seed pearl and diamond-set choker/bracelet combination, circa 1910
×0.9 high estimate
Estimate USD 6k – 9k
USD 7,717
$6,431price paid
Lot 89
Belle Époque seed pearl and diamond-set necklace, circa 1905
×0.9 high estimate
Estimate USD 5k – 8k
USD 6,431
$1,608price paid
Lot 118
Pearl and diamond ring,
×0.6 high estimate
Estimate USD 2k – 3k
USD 1,608
Signed jewels 68 lots
Lot 62
Aldao: emerald and diamond necklace
4.10 ct · Colombia · Minor oil
Estimate USD 50k – 75k
Not sold
$24,117price paid
Lot 12
Aldebert: coral, chrysoprase and diamond-set sautoir/bracelet/brooch combination, circa 1970
×1.0 high estimate
Estimate USD 19k – 25k
USD 24,117
$53,058price paid
Lot 30
Boodles: coloured diamond and diamond pendent earrings,
Fancy Intense Yellow · VS1
×0.8 high estimate
Estimate USD 44k – 69k
USD 53,058
$35,372price paid
Lot 76
Boodles: diamond ring
×1.1 high estimate
Estimate USD 23k – 31k
USD 35,372
$17,686price paid
Lot 98
Boodles: diamond 'Chalk streams' pendent earrings, 2018
×2.0 high estimate
Estimate USD 6k – 9k
USD 17,686
Lot 53
Boodles: diamond bangle, 2015
Estimate USD 10k – 13k
Not sold
$25,725price paid
Lot 81
Boodles & dunthorne: diamond earstuds, 2006
×1.0 high estimate
Estimate USD 19k – 25k
USD 25,725
$9,647price paid
Lot 55
Boucheron: emerald and diamond ring, circa 1985
×0.9 high estimate
Estimate USD 9k – 11k
USD 9,647
Lot 120
Boucheron: ruby and diamond brooch,
Estimate USD 15k – 23k
Not sold
$24,117price paid
Lot 40
Buccellati: diamond-set evening purse, circa 1960
×1.0 high estimate
Estimate USD 19k – 25k
USD 24,117
$24,117price paid
Lot 95
Buccellati: bead necklace
×1.3 high estimate
Estimate USD 13k – 19k
USD 24,117
$83,455price paid
Lot 108
Bulgari: diamond 'Trombino' ring, circa 1960
×0.9 high estimate
Estimate USD 69k – 94k
USD 83,455
$10,719per carat
Lot 56
Bulgari: coloured diamond and diamond 'Trombino' ring
4.80 ct · Fancy Yellow · VVS2
×0.7 high estimate
Estimate USD 44k – 69k
USD 51,450$10,719 per carat
$6,753price paid
Lot 47
Bulgari: 'Tubogas' collar/choker, circa 1985
×0.9 high estimate
Estimate USD 5k – 8k
USD 6,753
$3,537price paid
Lot 48
Bulgari: 'Tubogas' earclips, circa 1985
×0.9 high estimate
Estimate USD 3k – 4k
USD 3,537
$67,503price paid
Lot 136
Cartier: ruby and diamond clip and earclip suite/brooch combination, (2)
×1.2 high estimate
Estimate USD 31k – 57k
USD 67,503
$56,273price paid
Lot 127
Cartier: enamel, onyx and diamond fob watch/brooch, circa 1925
×1.3 high estimate
Estimate USD 23k – 44k
USD 56,273
$20,889per carat
Lot 9
Cartier: sapphire and diamond clip, circa 1940
2.54 ct
×1.4 high estimate
Estimate USD 25k – 38k
USD 53,058$20,889 per carat
$27,333price paid
Lot 100
Cartier: nephrite, turquoise, lapis lazuli and diamond cigarette case, circa 1930
×1.5 high estimate
Estimate USD 13k – 19k
USD 27,333
$25,725price paid
Lot 102
Cartier: Art Deco sapphire, emerald, diamond and onyx giardenetto brooch,
×1.1 high estimate
Estimate USD 15k – 23k
USD 25,725
$24,117price paid
Lot 50
Cartier: yellow sapphire, sapphire and diamond necklace
×1.9 high estimate
Estimate USD 9k – 13k
USD 24,117
$19,294price paid
Lot 11
Cartier: emerald, ruby, sapphire, pearl and diamond-set necklace, circa 1925 and later
×2.2 high estimate
Estimate USD 6k – 9k
USD 19,294
$17,686price paid
Lot 34
Cartier: diamond-set collar, circa 1960
×0.9 high estimate
Estimate USD 13k – 19k
USD 17,686
$14,470price paid
Lot 123
Cartier: sapphire and diamond fob watch,
×0.8 high estimate
Estimate USD 10k – 19k
USD 14,470
$14,470price paid
Lot 80
Cartier: diamond plaque ring, circa 1930
×1.0 high estimate
Estimate USD 10k – 15k
USD 14,470
$12,862price paid
Lot 86
Cartier: Art Deco laque burgauté and gem-set case, circa 1925
×0.9 high estimate
Estimate USD 10k – 15k
USD 12,862
$12,059price paid
Lot 121
Cartier: ruby and diamond bird brooch,
×1.5 high estimate
Estimate USD 6k – 8k
USD 12,059
$10,451price paid
Lot 49
Cartier: yellow sapphire and diamond ring
×1.4 high estimate
Estimate USD 5k – 8k
USD 10,451
$4,502price paid
Lot 36
Cartier: lapis lazuli cufflinks, 2nd half of the 20th century
×1.2 high estimate
Estimate USD 3k – 4k
USD 4,502
$4,502price paid
Lot 1
Of royal interest: a collection of keepsakes including a fob ring and photo frame, by Cartier, 1934-1947 (4)
×2.4 high estimate
Estimate USD 1k – 2k
USD 4,502
$1,608price paid
Lot 4
Cartier: two identity bracelets, circa 1940 (2)
×1.6 high estimate
Estimate USD 754 – 1k
USD 1,608
$32,156price paid
Lot 85
Chaumet: Art Deco diamond bracelet, circa 1930
×1.7 high estimate
Estimate USD 13k – 19k
USD 32,156
$6,110price paid
Lot 26
Chopard: diamond and pink diamond 'G' earrings
×0.6 high estimate
Estimate USD 8k – 10k
USD 6,110
Lot 22
David Webb: sapphire and diamond-set chimera ring
Estimate USD 11k – 14k
Not sold
Lot 23
David Webb: enamel and diamond-set giraffe ring
Estimate USD 8k – 10k
Not sold
Lot 24
David Webb: ruby, enamel and diamond-set panda ring
Estimate USD 8k – 10k
Not sold
Lot 25
David Webb: ruby, enamel and diamond-set horse ring
Estimate USD 8k – 10k
Not sold
Lot 21
David Webb: enamel and diamond-set serpent ring
Estimate USD 6k – 9k
Not sold
$12,862price paid
Lot 111
Ernesto pierret: renaissance revival emerald, ruby, pearl and enamel pendant and earring suite (2)
×1.4 high estimate
Estimate USD 7k – 9k
USD 12,862
$24,117price paid
Lot 54
Faraone: ruby, sapphire and diamond collar necklace and earring suite (2)
×1.0 high estimate
Estimate USD 19k – 25k
USD 24,117
$20,902price paid
Lot 58
Faraone: gem-set and diamond fringe necklace, bracelet and earring suite (3)
×1.4 high estimate
Estimate USD 10k – 15k
USD 20,902
Lot 27
Garrard: spinel and diamond 'Wings' ring
Estimate USD 5k – 8k
Not sold
$75,479price paid
Lot 29
Graff: diamond and coloured diamond bangle
Fancy Intense Yellow · SI1
×1.0 high estimate
Estimate USD 50k – 75k
USD 75,479
$7,717price paid
Lot 18
Grima: tourmaline and diamond-set brooch, 1968
×1.0 high estimate
Estimate USD 5k – 8k
USD 7,717
$6,431price paid
Lot 14
Grima: gold diamond earclips, 1967
×1.0 high estimate
Estimate USD 4k – 6k
USD 6,431
$4,020price paid
Lot 20
Grima: ruby and diamond ring,
×0.9 high estimate
Estimate USD 3k – 4k
USD 4,020
$4,020price paid
Lot 17
Grima: diamond-set amber bead necklace
×1.1 high estimate
Estimate USD 3k – 4k
USD 4,020
$2,412price paid
Lot 19
Grima: 'Super shell' shell and lapis lazuli necklace, circa 1972
×1.0 high estimate
Estimate USD 2k – 3k
USD 2,412
Lot 13
Grima: cultured pearl and diamond dress ring, 1991
Estimate USD 6k – 9k
Not sold
Lot 28
Harry Winston: diamond ring
Estimate USD 44k – 50k
Not sold
Lot 114
International watch co.: diamond watch, circa 1960
Estimate USD 2k – 4k
Not sold
$64,312price paid
Lot 128
Janesicsh: lapis lazuli, diamond, enamel and gem-set fob watch/brooch, circa 1925
×2.8 high estimate
Estimate USD 15k – 23k
USD 64,312
$7,717price paid
Lot 116
Lacloche frères: diamond double clip/brooch, (2)
×0.9 high estimate
Estimate USD 6k – 9k
USD 7,717
Lot 68
Moussaieff: ruby and diamond ring
Estimate USD 50k – 75k
Not sold
Lot 16
Norman teufel: diamond 'Swinger' ring, circa 1975
Estimate USD 8k – 10k
Not sold
$8,361price paid
Lot 131
Patek philippe: diamond watch
×1.2 high estimate
Estimate USD 4k – 7k
USD 8,361
$16,120per carat
Lot 135
Lalique: enamel, pâte de verre, sapphire and diamond brooch/pendant,
7.75 ct
×0.8 high estimate
Estimate USD 113k – 163k
USD 124,932$16,120 per carat
$67,503price paid
Lot 105
Lalique: tourmaline, diamond and plique-à-jour enamel pendant necklace, circa 1905
×1.5 high estimate
Estimate USD 31k – 44k
USD 67,503
$42,607price paid
Lot 84
Rood: ruby and diamond bracelet, circa 1930
×2.3 high estimate
Estimate USD 13k – 19k
USD 42,607
$7,717price paid
Lot 44
T.b. starr: seed pearl and diamond-set choker/bracelet combination, circa 1910
×0.9 high estimate
Estimate USD 6k – 9k
USD 7,717
$25,725price paid
Lot 64
Jean Schlumberger for tiffany: cultured pearl and diamond bracelet, circa 1965
×1.1 high estimate
Estimate USD 15k – 23k
USD 25,725
$9,647price paid
Lot 38
Van Cleef & Arpels: blue agate 'Alhambra' bracelet
×1.5 high estimate
Estimate USD 4k – 6k
USD 9,647
$6,431price paid
Lot 41
Van Cleef & Arpels: diamond earclips
×1.7 high estimate
Estimate USD 3k – 4k
USD 6,431
$4,823price paid
Lot 15
Van Cleef & Arpels: chalcedony and diamond ring, circa 1980
×1.3 high estimate
Estimate USD 3k – 4k
USD 4,823
Lot 37
Van Cleef & Arpels: diamond-set bracelet, circa 1965
Estimate USD 15k – 19k
Not sold
Lot 35
Van Cleef & Arpels: citrine ring, circa 1950
Estimate USD 4k – 6k
Not sold
$5,627price paid
Lot 31
Verdura: tourmaline and turquoise torsade necklace
×0.6 high estimate
Estimate USD 6k – 9k
USD 5,627
Vintage 42 lots
$80,265price paid
Lot 75
Diamond tiara, circa 1905
×3.5 high estimate
Estimate USD 15k – 23k
USD 80,265
$78,670price paid
Lot 73
Diamond single-stone ring, 19th century
×2.0 high estimate
Estimate USD 28k – 40k
USD 78,670
$67,503price paid
Lot 105
Lalique: tourmaline, diamond and plique-à-jour enamel pendant necklace, circa 1905
×1.5 high estimate
Estimate USD 31k – 44k
USD 67,503
$64,312price paid
Lot 128
Janesicsh: lapis lazuli, diamond, enamel and gem-set fob watch/brooch, circa 1925
×2.8 high estimate
Estimate USD 15k – 23k
USD 64,312
$61,097price paid
Lot 79
Pair of emerald and diamond earrings, early 20th century
×1.0 high estimate
Estimate USD 38k – 63k
USD 61,097
$56,273price paid
Lot 127
Cartier: enamel, onyx and diamond fob watch/brooch, circa 1925
×1.3 high estimate
Estimate USD 23k – 44k
USD 56,273
$20,889per carat
Lot 9
Cartier: sapphire and diamond clip, circa 1940
2.54 ct
×1.4 high estimate
Estimate USD 25k – 38k
USD 53,058$20,889 per carat
$45,019price paid
Lot 91
Diamond pendent earrings, 19th century and later
×2.4 high estimate
Estimate USD 13k – 19k
USD 45,019
$42,607price paid
Lot 84
Rood: ruby and diamond bracelet, circa 1930
×2.3 high estimate
Estimate USD 13k – 19k
USD 42,607
$32,156price paid
Lot 85
Chaumet: Art Deco diamond bracelet, circa 1930
×1.7 high estimate
Estimate USD 13k – 19k
USD 32,156
$27,333price paid
Lot 100
Cartier: nephrite, turquoise, lapis lazuli and diamond cigarette case, circa 1930
×1.5 high estimate
Estimate USD 13k – 19k
USD 27,333
$27,333price paid
Lot 133
Art Deco diamond brooch, circa 1925
×2.4 high estimate
Estimate USD 7k – 11k
USD 27,333
$25,725price paid
Lot 102
Cartier: Art Deco sapphire, emerald, diamond and onyx giardenetto brooch,
×1.1 high estimate
Estimate USD 15k – 23k
USD 25,725
$25,725price paid
Lot 7
Emerald, ruby, sapphire and diamond bracelet, circa 1940
×2.6 high estimate
Estimate USD 8k – 10k
USD 25,725
$24,117price paid
Lot 83
Diamond bracelet, mid 20th century
×1.0 high estimate
Estimate USD 19k – 25k
USD 24,117
$24,117price paid
Lot 67
Diamond tiara, known as 'The Rockingham tiara', circa 1900
×1.3 high estimate
Estimate USD 15k – 19k
USD 24,117
$20,902price paid
Lot 139
Diamond line bracelet, circa 1930
×1.7 high estimate
Estimate USD 10k – 13k
USD 20,902
$19,294price paid
Lot 11
Cartier: emerald, ruby, sapphire, pearl and diamond-set necklace, circa 1925 and later
×2.2 high estimate
Estimate USD 6k – 9k
USD 19,294
$17,686price paid
Lot 72
Emerald and diamond pendant/necklace, early 20th century
×0.9 high estimate
Estimate USD 15k – 19k
USD 17,686
$17,686price paid
Lot 71
Diamond pendent earrings, 19th century
×1.8 high estimate
Estimate USD 8k – 10k
USD 17,686
$2,512per carat
Lot 3
Emerald ring, circa 1930
7.04 ct
×7.0 high estimate
Estimate USD 2k – 3k
USD 17,686$2,512 per carat
$14,470price paid
Lot 80
Cartier: diamond plaque ring, circa 1930
×1.0 high estimate
Estimate USD 10k – 15k
USD 14,470
$12,862price paid
Lot 86
Cartier: Art Deco laque burgauté and gem-set case, circa 1925
×0.9 high estimate
Estimate USD 10k – 15k
USD 12,862
$9,647price paid
Lot 46
Natural pearl and diamond plaque ring, circa 1905
×1.0 high estimate
Estimate USD 8k – 10k
USD 9,647
$8,039price paid
Lot 88
Countess haig'S diamond engagement ring, circa 1905
×2.1 high estimate
Estimate USD 3k – 4k
USD 8,039
$7,717price paid
Lot 44
T.b. starr: seed pearl and diamond-set choker/bracelet combination, circa 1910
×0.9 high estimate
Estimate USD 6k – 9k
USD 7,717
$7,717price paid
Lot 8
Emerald, ruby and diamond-set bracelet with a diamond double clip/brooch, circa 1925 (2)
×6.1 high estimate
Estimate USD 1k – 1k
USD 7,717
$6,431price paid
Lot 89
Belle Époque seed pearl and diamond-set necklace, circa 1905
×0.9 high estimate
Estimate USD 5k – 8k
USD 6,431
$4,502price paid
Lot 125
Diamond brooch, circa 1920
×0.7 high estimate
Estimate USD 4k – 6k
USD 4,502
$4,502price paid
Lot 36
Cartier: lapis lazuli cufflinks, 2nd half of the 20th century
×1.2 high estimate
Estimate USD 3k – 4k
USD 4,502
$4,020price paid
Lot 2
Lapis lazuli, ruby and diamond-set bracelet, circa 1920
×1.6 high estimate
Estimate USD 2k – 3k
USD 4,020
$3,537price paid
Lot 122
Diamond-set compact, mid 20th century
×0.6 high estimate
Estimate USD 3k – 6k
USD 3,537
$3,537price paid
Lot 124
Art Deco sapphire and diamond brooch,
×0.9 high estimate
Estimate USD 3k – 4k
USD 3,537
$3,216price paid
Lot 6
Sapphire and diamond bracelet, circa 1940
×0.9 high estimate
Estimate USD 3k – 4k
USD 3,216
$2,894price paid
Lot 134
Vacheron & constantin ring/watch, early 20th century
×0.8 high estimate
Estimate USD 3k – 4k
USD 2,894
$2,412price paid
Lot 10
Two diamond-set royal cypher brooches, circa 1922-1924
×1.6 high estimate
Estimate USD 1k – 2k
USD 2,412
$1,608price paid
Lot 4
Cartier: two identity bracelets, circa 1940 (2)
×1.6 high estimate
Estimate USD 754 – 1k
USD 1,608
Lot 70
Emerald and diamond brooch, early 20th century
Estimate USD 50k – 75k
Not sold
Lot 78
Diamond bracelet, early 20th century
Estimate USD 13k – 19k
Not sold
Lot 43
Colour-change sapphire and diamond ring, circa 1930
10.89 ct
Estimate USD 10k – 15k
Not sold
Lot 35
Van Cleef & Arpels: citrine ring, circa 1950
Estimate USD 4k – 6k
Not sold
Lot 96
Amethyst bangle, circa 1900
Estimate USD 4k – 6k
Not sold
Other jewels 32 lots
$207,885price paid
Lot 142
Diamond single-stone ring
×1.8 high estimate
Estimate USD 75k – 113k
USD 207,885
$169,599price paid
Lot 148
Diamond single-stone ring
×1.7 high estimate
Estimate USD 63k – 100k
USD 169,599
$152,051price paid
Lot 145
Diamond necklace
×0.8 high estimate
Estimate USD 126k – 188k
USD 152,051
$83,455price paid
Lot 103
Diamond single-stone ring
×1.1 high estimate
Estimate USD 50k – 75k
USD 83,455
$61,097price paid
Lot 144
Diamond line bracelet
×1.2 high estimate
Estimate USD 38k – 50k
USD 61,097
$56,273price paid
Lot 107
Diamond rivière
×0.9 high estimate
Estimate USD 38k – 63k
USD 56,273
$48,234price paid
Lot 57
Diamond single-stone ring
×1.3 high estimate
Estimate USD 31k – 38k
USD 48,234
$45,019price paid
Lot 99
Diamond single-stone ring
×1.2 high estimate
Estimate USD 25k – 38k
USD 45,019
$40,195price paid
Lot 42
Diamond single-stone ring
×1.6 high estimate
Estimate USD 19k – 25k
USD 40,195
$32,156price paid
Lot 92
Diamond single-stone ring
×1.4 high estimate
Estimate USD 18k – 23k
USD 32,156
$32,156price paid
Lot 69
Ruby and diamond necklace and pendent earring suite, circa 1890
×1.7 high estimate
Estimate USD 13k – 19k
USD 32,156
$32,156price paid
Lot 5
Diamond cross fleury brooch, circa 1840
×5.1 high estimate
Estimate USD 4k – 6k
USD 32,156
$25,725price paid
Lot 87
Diamond single-stone ring
×1.0 high estimate
Estimate USD 19k – 25k
USD 25,725
$25,725price paid
Lot 106
Three gem-set bird hair ornaments, (3)
×1.4 high estimate
Estimate USD 13k – 19k
USD 25,725
$24,117price paid
Lot 77
Diamond single-stone ring
×1.0 high estimate
Estimate USD 19k – 25k
USD 24,117
$24,117price paid
Lot 74
Diamond and ruby swallow brooch, circa 1890
×3.2 high estimate
Estimate USD 5k – 8k
USD 24,117
$20,902price paid
Lot 65
Diamond single-stone ring
×0.8 high estimate
Estimate USD 19k – 25k
USD 20,902
$13,666price paid
Lot 60
Diamond pendent earrings
×1.2 high estimate
Estimate USD 9k – 11k
USD 13,666
$13,666price paid
Lot 126
Sapphire and diamond double clip/brooch, (2)
×1.6 high estimate
Estimate USD 6k – 9k
USD 13,666
$10,451price paid
Lot 130
Enamel insect pendant watch, circa 1865
×1.5 high estimate
Estimate USD 4k – 7k
USD 10,451
$9,647price paid
Lot 52
Ruby, sapphire and diamond bracelet
×1.0 high estimate
Estimate USD 8k – 10k
USD 9,647
$9,647price paid
Lot 115
Sapphire and diamond bracelet,
×1.0 high estimate
Estimate USD 8k – 10k
USD 9,647
$9,647price paid
Lot 113
Three emerald, ruby and diamond brooches, circa 1965 (3)
×1.2 high estimate
Estimate USD 6k – 8k
USD 9,647
$5,627price paid
Lot 90
Diamond single-stone ring
×1.5 high estimate
Estimate USD 3k – 4k
USD 5,627
$3,537price paid
Lot 112
Emerald and diamond flower brooch,
×0.8 high estimate
Estimate USD 3k – 4k
USD 3,537
$2,251price paid
Lot 129
Enamel, garnet and diamond pocket watch, circa 1890
×0.9 high estimate
Estimate USD 2k – 3k
USD 2,251
Lot 51
Diamond single-stone ring
Estimate USD 63k – 88k
Not sold
Lot 59
Diamond tiara/necklace combination
Estimate USD 38k – 63k
Not sold
Lot 32
Diamond single-stone ring
Estimate USD 21k – 31k
Not sold
Lot 66
Emerald and diamond brooch, circa 1890
Estimate USD 13k – 19k
Not sold
Lot 119
Ruby and diamond-set JARretière bracelet,
Estimate USD 7k – 9k
Not sold
Lot 117
Sapphire and diamond-set bracelet,
Estimate USD 4k – 7k
Not sold
Prices are the prices paid, buyer’s premium included, as Bonhams publishes them; prices per carat and comparisons with the estimates use them too (Bonhams estimates do not include the premium). Prices in USD at the ECB rate of 7 December 2023. Photographs © Bonhams 2023.
Stones seen before
3 lots of this sale have been offered at auction before: the same stone, found by its laboratory report and weight. Resales

Lot 56 · $51,450
Bulgari: coloured diamond and diamond 'trombino' ring
4.80 ct · Fancy Yellow · GIA 2231038260

