Luxury Online | Jewellery, Watches, Pens & Handbags : Jewellery (Lot 501 - 582), Watches (Lot 584 - 631), Pens (Lot 632 - 648), Handbags (Lot 649 - 672)

$502k in total, buyer’s premium included

69 of 82 lots sold

The sale on bonhams.com ↗︎

Top lots per carat 6 lots · the highest prices per carat of the sale

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$10,807per carat Lot 572 5.23ct Paraiba tourmaline with Gübelin 5.23 ct ×1.8 high estimate Estimate USD 23k – 31k USD 56,518$10,807 per carat $9,359per carat Lot 505 Diamond dress ring with gia 0.56 ct ×1.0 high estimate Estimate USD 4k – 5k USD 5,241$9,359 per carat $7,449per carat Lot 576 Graff: fancy yellow diamond and diamond ring with gia 1.05 ct ×0.8 high estimate Estimate USD 6k – 10k USD 7,821$7,449 per carat $5,533per carat Lot 580 7.30ct fancy yellow diamond and diamond ring with gia 7.30 ct ×1.0 high estimate Estimate USD 26k – 39k USD 40,393$5,533 per carat $3,128per carat Lot 543 Coloured diamond and diamond pendant necklace 2.50 ct ×1.3 high estimate Estimate USD 5k – 6k USD 7,821$3,128 per carat $2,333per carat Lot 568 10.40ct Burmese unheated sapphire, sapphire and diamond ring with grs 10.40 ct ×0.9 high estimate Estimate USD 19k – 28k USD 24,268$2,333 per carat

Sapphires 3 lots

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Origin not reported

$2,333per carat Lot 568 10.40ct Burmese unheated sapphire, sapphire and diamond ring with grs 10.40 ct ×0.9 high estimate Estimate USD 19k – 28k USD 24,268$2,333 per carat $7,337price paid Lot 570 Adler: 'Toi et moi' blue and pink unheated sapphire ring with grs ×1.0 high estimate Estimate USD 5k – 7k USD 7,337 Lot 562 Burmese unheated sapphire and diamond ring with Gübelin 3.01 ct Estimate USD 14k – 31k Not sold

Rubies 4 lots

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Origin not reported

$17,818price paid Lot 520 Pair of grs 'Pigeon blood' Burmese unheated ruby and diamond earrings ×0.7 high estimate Estimate USD 15k – 26k USD 17,818 Lot 566 Grs 'Pigeon blood' Burmese unheated ruby and diamond ring 2.06 ct Estimate USD 25k – 36k Not sold Lot 519 Ruby and diamond brooch with Gübelin 1.48 ct Estimate USD 13k – 19k Not sold Lot 575 Grs 'Pigeon blood' Burmese unheated ruby and diamond ring 1.08 ct Estimate USD 8k – 13k Not sold

Emeralds 3 lots

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Origin not reported

$19,431price paid Lot 573 Pair of brazilian 'No oil' emerald and diamond earrings with Gübelin ×0.8 high estimate Estimate USD 12k – 23k USD 19,431 $14,593price paid Lot 567 Graff: emerald and diamond 'Bullseye' pendant necklace ×1.4 high estimate Estimate USD 6k – 10k USD 14,593 Lot 522 Colombian 'No oil' emerald ring with ssef 1.13 ct Estimate USD 10k – 13k Not sold

Coloured diamonds 2 lots

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$3,128per carat Lot 543 Coloured diamond and diamond pendant necklace 2.50 ct ×1.3 high estimate Estimate USD 5k – 6k USD 7,821$3,128 per carat Lot 527 Fancy vivid yellow diamond, coloured diamond and diamond ring with gia 0.44 ct Estimate USD 5k – 7k Not sold

Pearls and cultured pearls 5 lots

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AllCultured pearls 3Pearls, type not stated 2

$6,208price paid Lot 526 Cultured pearl, coloured diamond and diamond necklace ×0.5 high estimate Estimate USD 8k – 12k USD 6,208 $1,398price paid Lot 540 Cultured pearl, gem-set and diamond brooch and earring set (2) ×0.4 high estimate Estimate USD 2k – 3k USD 1,398 $822price paid Lot 532 Cultured pearl and diamond earring and ring suite (2) ×0.4 high estimate Estimate USD 1k – 2k USD 822 $17,818price paid Lot 512 Conch pearl, emerald, coloured sapphire and diamond 'Foliate' brooch ×1.4 high estimate Estimate USD 9k – 13k USD 17,818 $1,234price paid Lot 569 Early 20th century pearl necklace ×1.1 high estimate Estimate USD 839 – 1k USD 1,234

Signed jewels 21 lots

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AllAdler 4Alice Cicolini & Jennifer Meyer 1Cartier 1Claudia Ma 3Fred Leighton 1Glycine 1Graff 7Juvenia 1Piaget 1Tiffany & Co. 1

$12,174price paid Lot 535 Adler: tanzanite, sapphire and diamond brooch ×1.6 high estimate Estimate USD 5k – 8k USD 12,174 $10,562price paid Lot 547 Adler: pair of emerald and coloured diamond pendent earrings ×1.0 high estimate Estimate USD 8k – 11k USD 10,562 $7,337price paid Lot 548 Adler: emerald and coloured diamond pendant necklace ×0.7 high estimate Estimate USD 8k – 11k USD 7,337 $7,337price paid Lot 570 Adler: 'Toi et moi' blue and pink unheated sapphire ring with grs ×1.0 high estimate Estimate USD 5k – 7k USD 7,337 $625price paid Lot 545 Alice cicolini & jennifer meyer: two gem-set suites (4) ×0.3 high estimate Estimate USD 1k – 2k USD 625 $3,618price paid Lot 509 Cartier: 'Double c' 18k gold bangle ×1.3 high estimate Estimate USD 2k – 3k USD 3,618 $5,724price paid Lot 544 Claudia ma: pair of morganite, gem-set and diamond pendent earrings ×1.2 high estimate Estimate USD 4k – 5k USD 5,724 $3,290price paid Lot 571 Claudia ma: pair of blue topaz and diamond pendent earrings ×1.4 high estimate Estimate USD 2k – 2k USD 3,290 Lot 510 Claudia ma: peridot, gem-set and diamond ring Estimate USD 4k – 5k Not sold $1,809price paid Lot 517 Fred leighton: white topaz ring, earring and necklace suite (3) ×0.9 high estimate Estimate USD 1k – 2k USD 1,809 $2,467price paid Lot 582 Glycine: ladies diamond and jadeite bead wristwatch ×1.3 high estimate Estimate USD 1k – 2k USD 2,467 $24,268price paid Lot 563 Graff: sapphire and diamond necklace ×1.0 high estimate Estimate USD 15k – 23k USD 24,268 $24,268price paid Lot 579 Graff: sapphire and diamond 'Icon' pendant necklace ×2.2 high estimate Estimate USD 7k – 11k USD 24,268 $16,206price paid Lot 501 Graff: ruby and 'Diamond on diamond' pendant necklace ×2.3 high estimate Estimate USD 4k – 7k USD 16,206 $14,593price paid Lot 567 Graff: emerald and diamond 'Bullseye' pendant necklace ×1.4 high estimate Estimate USD 6k – 10k USD 14,593 $10,562price paid Lot 578 Graff: diamond 'Wave' ring ×1.0 high estimate Estimate USD 7k – 11k USD 10,562 $7,821price paid Lot 502 Graff: emerald and 'Diamond on diamond' ring ×0.8 high estimate Estimate USD 6k – 10k USD 7,821 $7,449per carat Lot 576 Graff: fancy yellow diamond and diamond ring with gia 1.05 ct ×0.8 high estimate Estimate USD 6k – 10k USD 7,821$7,449 per carat $1,480price paid Lot 513 Juvenia: ladies diamond and 18k gold wristwatch ×1.4 high estimate Estimate USD 645 – 1k USD 1,480 $2,632price paid Lot 525 Piaget: pair of 18k gold bangles (2) ×1.7 high estimate Estimate USD 1k – 2k USD 2,632 $7,337price paid Lot 506 Tiffany & co: bangle, and a diamond bangle (2) ×3.2 high estimate Estimate USD 2k – 2k USD 7,337

Vintage 1 lot

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$1,234price paid Lot 569 Early 20th century pearl necklace ×1.1 high estimate Estimate USD 839 – 1k USD 1,234

Other jewels 43 lots

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$16,206price paid Lot 564 Pair of grs 'Pigeon blood' Burmese unheated ruby and diamond pendent earrings ×0.6 high estimate Estimate USD 17k – 28k USD 16,206 $11,368price paid Lot 528 Diamond ring ×0.6 high estimate Estimate USD 10k – 19k USD 11,368 $10,562price paid Lot 507 Diamond choker ×1.4 high estimate Estimate USD 5k – 8k USD 10,562 $5,724price paid Lot 574 Pair of coloured sapphire and diamond pendent earrings with grs ×1.0 high estimate Estimate USD 5k – 6k USD 5,724 $5,724price paid Lot 504 Pair of diamond pendent earrings ×1.2 high estimate Estimate USD 4k – 5k USD 5,724 $5,595price paid Lot 508 Diamond ring ×0.9 high estimate Estimate USD 5k – 6k USD 5,595 $5,241price paid Lot 516 Pair of emerald and diamond cufflinks ×0.9 high estimate Estimate USD 3k – 6k USD 5,241 $5,241price paid Lot 530 Ruby and diamond novelty pendant and earring suite (2) ×1.6 high estimate Estimate USD 2k – 3k USD 5,241 $4,918price paid Lot 529 Ruby and diamond bangle ×0.6 high estimate Estimate USD 5k – 8k USD 4,918 $4,918price paid Lot 561 Tanzanite and diamond ring ×0.6 high estimate Estimate USD 5k – 8k USD 4,918 $4,918price paid Lot 541 Five strand emerald bead necklace ×1.0 high estimate Estimate USD 3k – 5k USD 4,918 $4,112price paid Lot 542 Pair of gem-set and diamond pendent earrings ×2.1 high estimate Estimate USD 1k – 2k USD 4,112 $3,618price paid Lot 511 Ruby and diamond novelty ring ×0.6 high estimate Estimate USD 3k – 6k USD 3,618 $3,125price paid Lot 577 Diamond 'Heart' choker ×1.2 high estimate Estimate USD 2k – 3k USD 3,125 $3,125price paid Lot 560 Lavender jadeite and diamond ring ×1.6 high estimate Estimate USD 1k – 2k USD 3,125 $2,961price paid Lot 539 Spinel and diamond ring with gia ×0.7 high estimate Estimate USD 4k – 5k USD 2,961 $2,961price paid Lot 518 Pair of diamond earrings ×1.9 high estimate Estimate USD 1k – 2k USD 2,961 $2,632price paid Lot 581 Pair of alexandrite and diamond cufflinks ×0.7 high estimate Estimate USD 2k – 4k USD 2,632 $2,632price paid Lot 558 Jadeite and diamond ring ×1.0 high estimate Estimate USD 2k – 3k USD 2,632 $2,467price paid Lot 559 Jadeite and diamond novelty ring ×0.7 high estimate Estimate USD 2k – 4k USD 2,467 $2,303price paid Lot 552 Gem-set, coloured diamond and diamond brooch ×1.5 high estimate Estimate USD 1k – 2k USD 2,303 $2,138price paid Lot 521 Diamond pendant necklace ×0.9 high estimate Estimate USD 2k – 2k USD 2,138 $2,138price paid Lot 546 Pair of diamond earclips ×1.1 high estimate Estimate USD 1k – 2k USD 2,138 $1,974price paid Lot 536 Pink spinel and diamond ring ×0.7 high estimate Estimate USD 2k – 3k USD 1,974 $1,974price paid Lot 534 Diamond bracelet ×1.0 high estimate Estimate USD 1k – 2k USD 1,974 $1,809price paid Lot 515 Two diamond rings (2) ×0.9 high estimate Estimate USD 1k – 2k USD 1,809 $1,645price paid Lot 557 Pair of jadeite and diamond 'Cross' pendants ×0.5 high estimate Estimate USD 2k – 3k USD 1,645 $1,316price paid Lot 537 Blue spinel and diamond ring ×0.6 high estimate Estimate USD 1k – 2k USD 1,316 $1,069price paid Lot 556 Three coloured diamond 'Cross' pendants ×0.8 high estimate Estimate USD 903 – 1k USD 1,069 $987price paid Lot 514 Citrine, gem-set and diamond ring ×1.0 high estimate Estimate USD 645 – 1k USD 987 $987price paid Lot 549 Pair of diamond pendent earrings ×1.0 high estimate Estimate USD 774 – 1k USD 987 $905price paid Lot 503 Pair of diamond cufflinks ×0.9 high estimate Estimate USD 774 – 1k USD 905 $905price paid Lot 554 Two diamond pendants ×0.9 high estimate Estimate USD 516 – 1k USD 905 $905price paid Lot 555 Diamond novelty brooch ×1.6 high estimate Estimate USD 387 – 581 USD 905 $789price paid Lot 551 Pair of sapphire novelty cufflinks ×0.5 high estimate Estimate USD 1k – 2k USD 789 $658price paid Lot 531 Tanzanite and diamond pendant ×1.3 high estimate Estimate USD 258 – 516 USD 658 $625price paid Lot 550 Diamond and seed pearl 'Foliate' brooch/pendant ×1.2 high estimate Estimate USD 258 – 516 USD 625 Lot 565 Pair of Sri Lankan unheated sapphire and diamond pendent earrings with grs Estimate USD 21k – 26k Not sold Lot 524 Brazilian alexandrite and diamond ring with Gübelin 1.10 ct Estimate USD 7k – 9k Not sold Lot 523 Alexandrite and diamond novelty brooch Estimate USD 4k – 6k Not sold Lot 533 Pair of Burmese unheated ruby and diamond earrings with gia Estimate USD 5k – 6k Not sold Lot 553 Ruby and diamond ring Estimate USD 3k – 5k Not sold Lot 538 Pair of amethyst and gem-set earrings Estimate USD 2k – 3k 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 28 August 2020. Photographs © Bonhams 2020.