Sales/Results·Sotheby's Geneva·12 November 2025·Live auction GE2505
High Jewelry
$37.3m in total, buyer’s premium included

86 lots sold (Sotheby’s does not list the unsold lots)
Top lots per carat 12 lots · the highest prices per carat of the sale
$1,337,158per carat
Lot 587
Superb and rare fancy vivid blue diamond
4.50 ct · Fancy Vivid Blue · Internally Flawless
×0.8 high estimate
Estimate USD 5.51m – 7.26m
USD 6,017,212$1,337,158 per carat
$267,127per carat
Lot 585
Impressive sapphire and diamond demi-parure
2.38 ct · Burma · No heat
×0.6 high estimate
Estimate USD 501k – 1.00m
USD 635,762$267,127 per carat
$201,732per carat
Lot 590
Ruby and diamond 'Gazelle' necklace
5.20 ct · Burma · No heat
×2.6 high estimate
Estimate USD 200k – 400k
USD 1,049,007$201,732 per carat
$181,993per carat
Lot 565
Fancy blue diamond ring
1.31 ct · Fancy Blue · VS1
×0.8 high estimate
Estimate USD 200k – 300k
USD 238,411$181,993 per carat
$148,813per carat
Lot 592
Superb sapphire and diamond ring/pendant combination
7.69 ct · Kashmir · No heat
×1.4 high estimate
Estimate USD 501k – 813k
USD 1,144,372$148,813 per carat
$126,932per carat
Lot 567
Fancy intense orangy pink diamond ring
2.88 ct · Fancy Intense Orangy Pink · VVS1
×1.3 high estimate
Estimate USD 225k – 275k
USD 365,563$126,932 per carat
$111,640per carat
Lot 512
Ruby and diamond ring
5.41 ct · Burma · No heat
×3.0 high estimate
Estimate USD 100k – 200k
USD 603,974$111,640 per carat
$107,453per carat
Lot 517
Very fine ruby and diamond ring
3.55 ct · Burma · No heat
×4.7 high estimate
Estimate USD 60k – 81k
USD 381,457$107,453 per carat
$105,712per carat
Lot 564
Attractive ruby and diamond ring 12.78
12.78 ct · Burma · No heat
×2.0 high estimate
Estimate USD 438k – 688k
USD 1,350,994$105,712 per carat
$95,165per carat
Lot 570
Attractive light blue diamond ring 11.19
11.19 ct · VS1
×1.8 high estimate
Estimate USD 400k – 601k
USD 1,064,901$95,165 per carat
$74,420per carat
Lot 580
Attractive sapphire and diamond ring 5.98
5.98 ct · Kashmir · No heat
×0.8 high estimate
Estimate USD 350k – 551k
USD 445,033$74,420 per carat
$60,157per carat
Lot 572
Diamond ring
10.04 ct · D · VVS2
×0.9 high estimate
Estimate USD 400k – 701k
USD 603,974$60,157 per carat
Sapphires 9 lots
$267,127per carat
Lot 585
Impressive sapphire and diamond demi-parure
2.38 ct · Burma · No heat
×0.6 high estimate
Estimate USD 501k – 1.00m
USD 635,762$267,127 per carat
$31,439per carat
Lot 525
Sapphire, emerald and tsavorite garnet bangle
4.55 ct · Burma · No heat
×1.5 high estimate
Estimate USD 60k – 94k
USD 143,046$31,439 per carat
$15,255per carat
Lot 545
Sapphire ring
16.67 ct · Burma · No heat
×0.6 high estimate
Estimate USD 250k – 400k
USD 254,305$15,255 per carat
$148,813per carat
Lot 592
Superb sapphire and diamond ring/pendant combination
7.69 ct · Kashmir · No heat
×1.4 high estimate
Estimate USD 501k – 813k
USD 1,144,372$148,813 per carat
$74,420per carat
Lot 580
Attractive sapphire and diamond ring 5.98
5.98 ct · Kashmir · No heat
×0.8 high estimate
Estimate USD 350k – 551k
USD 445,033$74,420 per carat
$52,243per carat
Lot 571
Sapphire ring 7.91
7.91 ct · Kashmir · No heat
×0.7 high estimate
Estimate USD 400k – 563k
USD 413,245$52,243 per carat
$10,518per carat
Lot 524
Sapphire, emerald and diamond ring
25.69 ct · Ceylon · No heat
×1.1 high estimate
Estimate USD 175k – 238k
USD 270,199$10,518 per carat
$19,019per carat
Lot 575
Sapphire and diamond 'Fascination' ring
36.77 ct · Burma (Gübelin) / Ceylon (SSEF) · No heat
×4.0 high estimate
Estimate USD 119k – 175k
USD 699,338$19,019 per carat
$6,350per carat
Lot 527
Sapphire and diamond 'Copa cabana' necklace
60.07 ct
×2.2 high estimate
Estimate USD 119k – 175k
USD 381,457$6,350 per carat
Rubies 4 lots
Burma
$201,732per carat
Lot 590
Ruby and diamond 'Gazelle' necklace
5.20 ct · Burma · No heat
×2.6 high estimate
Estimate USD 200k – 400k
USD 1,049,007$201,732 per carat
$111,640per carat
Lot 512
Ruby and diamond ring
5.41 ct · Burma · No heat
×3.0 high estimate
Estimate USD 100k – 200k
USD 603,974$111,640 per carat
$107,453per carat
Lot 517
Very fine ruby and diamond ring
3.55 ct · Burma · No heat
×4.7 high estimate
Estimate USD 60k – 81k
USD 381,457$107,453 per carat
$105,712per carat
Lot 564
Attractive ruby and diamond ring 12.78
12.78 ct · Burma · No heat
×2.0 high estimate
Estimate USD 438k – 688k
USD 1,350,994$105,712 per carat
Emeralds 6 lots
$34,610per carat
Lot 528
Emerald and diamond ring
11.94 ct · Colombia · Insignificant oil
×2.8 high estimate
Estimate USD 100k – 150k
USD 413,245$34,610 per carat
$9,286per carat
Lot 509
Emerald and diamond ring
16.26 ct · Colombia · Minor oil
×1.5 high estimate
Estimate USD 75k – 100k
USD 150,993$9,286 per carat
$5,216per carat
Lot 547
Emerald and diamond ring
30.47 ct · Colombia · Minor oil
×0.5 high estimate
Estimate USD 225k – 300k
USD 158,941$5,216 per carat
$5,109per carat
Lot 537
Emerald and diamond ring
14.00 ct · Colombia · Moderate oil
×1.2 high estimate
Estimate USD 35k – 60k
USD 71,523$5,109 per carat
$413,245price paid
Lot 523
Pair of emerald, sapphire and diamond pendent earrings
Colombia
×4.4 high estimate
Estimate USD 60k – 94k
USD 413,245
$3,859per carat
Lot 518
Emerald and diamond ring
37.07 ct · Zambia · No oil
×0.6 high estimate
Estimate USD 150k – 250k
USD 143,046$3,859 per carat
Coloured diamonds 14 lots
$1,337,158per carat
Lot 587
Superb and rare fancy vivid blue diamond
4.50 ct · Fancy Vivid Blue · Internally Flawless
×0.8 high estimate
Estimate USD 5.51m – 7.26m
USD 6,017,212$1,337,158 per carat
$181,993per carat
Lot 565
Fancy blue diamond ring
1.31 ct · Fancy Blue · VS1
×0.8 high estimate
Estimate USD 200k – 300k
USD 238,411$181,993 per carat
$126,932per carat
Lot 567
Fancy intense orangy pink diamond ring
2.88 ct · Fancy Intense Orangy Pink · VVS1
×1.3 high estimate
Estimate USD 225k – 275k
USD 365,563$126,932 per carat
$42,747per carat
Lot 568
Fancy vivid yellow diamond ring
4.09 ct · Fancy Vivid Yellow · VS2
×0.9 high estimate
Estimate USD 125k – 188k
USD 174,835$42,747 per carat
$38,766per carat
Lot 566
Fancy vivid yellow diamond ring
2.05 ct · Fancy Vivid Yellow · VS1
×1.0 high estimate
Estimate USD 60k – 81k
USD 79,470$38,766 per carat
$24,088per carat
Lot 533
Impressive fancy intense yellow diamond and coloured diamond 'Rondelle' necklace 42.89
42.89 ct · Fancy Intense Yellow · VS1
×1.7 high estimate
Estimate USD 350k – 601k
USD 1,033,113$24,088 per carat
$21,873per carat
Lot 578
Fancy pink-brown diamond ring
8.72 ct · Fancy Pink-Brown · VS1
×0.6 high estimate
Estimate USD 150k – 300k
USD 190,729$21,873 per carat
$21,024per carat
Lot 549
Unique fancy deep brown-yellow diamond, tourmaline and diamond sautoir
13.23 ct · Fancy Deep Brown-Yellow · SI2
×1.6 high estimate
Estimate USD 119k – 175k
USD 278,146$21,024 per carat
$20,259per carat
Lot 548
Very fine fancy yellow diamond ring 43.15
43.15 ct · Fancy Yellow · VS2
×0.9 high estimate
Estimate USD 751k – 1.00m
USD 874,173$20,259 per carat
$18,366per carat
Lot 579
Fancy intense yellow diamond ring
11.25 ct · Fancy Intense Yellow · SI1
×1.0 high estimate
Estimate USD 100k – 200k
USD 206,623$18,366 per carat
$13,084per carat
Lot 531
Impressive fancy yellow diamond ring 48.59
48.59 ct · Fancy Yellow · VS2
×1.2 high estimate
Estimate USD 300k – 526k
USD 635,762$13,084 per carat
$9,126per carat
Lot 529
Unmounted fancy light yellowish brown diamond
22.64 ct · Fancy Light Yellowish Brown · SI1
×0.8 high estimate
Estimate USD 150k – 250k
USD 206,623$9,126 per carat
$3,421,601price paid
Lot 586
Important pair of fancy vivid yellow diamond and diamond pendent earrings
Fancy Vivid Yellow · VS1
×0.7 high estimate
Estimate USD 2.50m – 4.76m
USD 3,421,601
$301,987price paid
Lot 534
Pair of fancy yellow diamond and diamond pendent earrings
Fancy Yellow · VVS1
×1.3 high estimate
Estimate USD 188k – 238k
USD 301,987
Colourless diamonds 13 lots
$95,165per carat
Lot 570
Attractive light blue diamond ring 11.19
11.19 ct · VS1
×1.8 high estimate
Estimate USD 400k – 601k
USD 1,064,901$95,165 per carat
$60,157per carat
Lot 572
Diamond ring
10.04 ct · D · VVS2
×0.9 high estimate
Estimate USD 400k – 701k
USD 603,974$60,157 per carat
$52,910per carat
Lot 563
Diamond pendant 15.02
15.02 ct · D · VVS1
×1.3 high estimate
Estimate USD 350k – 601k
USD 794,703$52,910 per carat
$35,320per carat
Lot 577
Diamond ring
11.70 ct · E · VVS1
×1.2 high estimate
Estimate USD 238k – 350k
USD 413,245$35,320 per carat
$25,719per carat
Lot 522
Diamond ring
6.18 ct · D · VVS1
×0.7 high estimate
Estimate USD 125k – 225k
USD 158,941$25,719 per carat
$14,291per carat
Lot 519
Diamond ring
15.57 ct · L · VS1
×1.1 high estimate
Estimate USD 150k – 200k
USD 222,517$14,291 per carat
$556,292price paid
Lot 562
Ruby and diamond necklace
D · VS2
×2.6 high estimate
Estimate USD 163k – 213k
USD 556,292
$365,563price paid
Lot 558
Diamond sautoir
VS1
×1.8 high estimate
Estimate USD 100k – 200k
USD 365,563
$286,093price paid
Lot 538
Pair of emerald and diamond pendent earrings
D · VS2
×1.3 high estimate
Estimate USD 150k – 213k
USD 286,093
$270,199price paid
Lot 561
Ruby and diamond ring
I · SI1
×2.9 high estimate
Estimate USD 69k – 94k
USD 270,199
$206,623price paid
Lot 576
Pair of sapphire and diamond pendent earrings
E · VS2
×1.2 high estimate
Estimate USD 119k – 175k
USD 206,623
$174,835price paid
Lot 574
Pair of diamond pendent earrings
I · VVS2
×0.9 high estimate
Estimate USD 163k – 200k
USD 174,835
$158,941price paid
Lot 521
Pair of bronze and diamond earrings
H · VS1
×1.2 high estimate
Estimate USD 94k – 138k
USD 158,941
Pearls and cultured pearls 2 lots
Signed jewels 54 lots
$278,146price paid
Lot 507
Gold and ancient coin 'Monete' parure
×5.6 high estimate
Estimate USD 30k – 50k
USD 278,146
$71,523price paid
Lot 505
Gold and gem-set 'Celtaura' bangle
×1.9 high estimate
Estimate USD 25k – 38k
USD 71,523
$715,232price paid
Lot 559
Unique onyx, coloured diamond and diamond 'Polyphonie' bangle
×3.0 high estimate
Estimate USD 175k – 238k
USD 715,232
$19,019per carat
Lot 575
Sapphire and diamond 'Fascination' ring
36.77 ct · Burma (Gübelin) / Ceylon (SSEF) · No heat
×4.0 high estimate
Estimate USD 119k – 175k
USD 699,338$19,019 per carat
$397,351price paid
Lot 584
Sapphire, emerald, onyx, cultured pearl and diamond 'Panthère' bangle
×1.7 high estimate
Estimate USD 175k – 238k
USD 397,351
$357,616price paid
Lot 544
Unique diamond 'éclat' necklace
×2.6 high estimate
Estimate USD 94k – 138k
USD 357,616
$317,881price paid
Lot 543
Sapphire, emerald, onyx and diamond 'Panthère' demi-parure
×1.8 high estimate
Estimate USD 119k – 175k
USD 317,881
$21,024per carat
Lot 549
Unique fancy deep brown-yellow diamond, tourmaline and diamond sautoir
13.23 ct · Fancy Deep Brown-Yellow · SI2
×1.6 high estimate
Estimate USD 119k – 175k
USD 278,146$21,024 per carat
$254,305price paid
Lot 511
Emerald, onyx and diamond 'Panthère' pendent necklace
×7.3 high estimate
Estimate USD 24k – 35k
USD 254,305
$103,311price paid
Lot 541
Unique pair of spinel and diamond pendent earrings
×1.2 high estimate
Estimate USD 50k – 88k
USD 103,311
$87,417price paid
Lot 551
Rock crystal, onyx and diamond brooch
×1.5 high estimate
Estimate USD 35k – 60k
USD 87,417
$76,291price paid
Lot 510
Emerald and diamond ring
×4.4 high estimate
Estimate USD 12k – 18k
USD 76,291
$74,702price paid
Lot 557
Fine diamond brooch
×3.7 high estimate
Estimate USD 10k – 20k
USD 74,702
$55,629price paid
Lot 516
Onyx, emerald and diamond 'Deux têtes de panthère' ring
×1.1 high estimate
Estimate USD 30k – 53k
USD 55,629
$55,629price paid
Lot 514
Emerald, sapphire, mother-of-pearl and diamond 'Les oiseaux libérés' ring
×1.5 high estimate
Estimate USD 30k – 38k
USD 55,629
$38,146price paid
Lot 515
Pair of cultured pearl and diamond 'Monica bellucci' pendent earrings
×2.2 high estimate
Estimate USD 12k – 18k
USD 38,146
$103,311price paid
Lot 501
Onyx, cultured pearl and diamond sautoir
×1.8 high estimate
Estimate USD 35k – 56k
USD 103,311
$556,292price paid
Lot 562
Ruby and diamond necklace
D · VS2
×2.6 high estimate
Estimate USD 163k – 213k
USD 556,292
$413,245price paid
Lot 523
Pair of emerald, sapphire and diamond pendent earrings
Colombia
×4.4 high estimate
Estimate USD 60k – 94k
USD 413,245
$286,093price paid
Lot 538
Pair of emerald and diamond pendent earrings
D · VS2
×1.3 high estimate
Estimate USD 150k – 213k
USD 286,093
$10,518per carat
Lot 524
Sapphire, emerald and diamond ring
25.69 ct · Ceylon · No heat
×1.1 high estimate
Estimate USD 175k – 238k
USD 270,199$10,518 per carat
$270,199price paid
Lot 561
Ruby and diamond ring
I · SI1
×2.9 high estimate
Estimate USD 69k – 94k
USD 270,199
$254,305price paid
Lot 540
Paraíba tourmaline and diamond 'Grappoli' wristwatch
×4.1 high estimate
Estimate USD 38k – 63k
USD 254,305
$238,411price paid
Lot 539
Diamond 'Grappoli' wristwatch
×6.8 high estimate
Estimate USD 24k – 35k
USD 238,411
$206,623price paid
Lot 576
Pair of sapphire and diamond pendent earrings
E · VS2
×1.2 high estimate
Estimate USD 119k – 175k
USD 206,623
$31,439per carat
Lot 525
Sapphire, emerald and tsavorite garnet bangle
4.55 ct · Burma · No heat
×1.5 high estimate
Estimate USD 60k – 94k
USD 143,046$31,439 per carat
$111,258price paid
Lot 560
Pair of ruby and diamond earrings
×1.2 high estimate
Estimate USD 60k – 94k
USD 111,258
$5,109per carat
Lot 537
Emerald and diamond ring
14.00 ct · Colombia · Moderate oil
×1.2 high estimate
Estimate USD 35k – 60k
USD 71,523$5,109 per carat
$60,157per carat
Lot 572
Diamond ring
10.04 ct · D · VVS2
×0.9 high estimate
Estimate USD 400k – 701k
USD 603,974$60,157 per carat
$508,610price paid
Lot 593
Pair of sapphire, tsavorite garnet and diamond earclips
×0.8 high estimate
Estimate USD 375k – 626k
USD 508,610
$63,576price paid
Lot 553
Ruby and diamond bracelet
×1.7 high estimate
Estimate USD 25k – 38k
USD 63,576
$127,152price paid
Lot 508
Ruby and diamond sautoir
×2.4 high estimate
Estimate USD 33k – 53k
USD 127,152
$238,411price paid
Lot 506
Unique sapphire, coloured sapphire and diamond 'Laca' ring
×1.9 high estimate
Estimate USD 63k – 125k
USD 238,411
$103,311price paid
Lot 554
Pair of diamond 'Palmette' brooches
×1.7 high estimate
Estimate USD 35k – 60k
USD 103,311
$158,941price paid
Lot 521
Pair of bronze and diamond earrings
H · VS1
×1.2 high estimate
Estimate USD 94k – 138k
USD 158,941
$3,421,601price paid
Lot 586
Important pair of fancy vivid yellow diamond and diamond pendent earrings
Fancy Vivid Yellow · VS1
×0.7 high estimate
Estimate USD 2.50m – 4.76m
USD 3,421,601
$24,088per carat
Lot 533
Impressive fancy intense yellow diamond and coloured diamond 'Rondelle' necklace 42.89
42.89 ct · Fancy Intense Yellow · VS1
×1.7 high estimate
Estimate USD 350k – 601k
USD 1,033,113$24,088 per carat
$52,910per carat
Lot 563
Diamond pendant 15.02
15.02 ct · D · VVS1
×1.3 high estimate
Estimate USD 350k – 601k
USD 794,703$52,910 per carat
$715,232price paid
Lot 546
Pair of diamond pendent earrings 10.20
×1.2 high estimate
Estimate USD 350k – 601k
USD 715,232
$13,084per carat
Lot 531
Impressive fancy yellow diamond ring 48.59
48.59 ct · Fancy Yellow · VS2
×1.2 high estimate
Estimate USD 300k – 526k
USD 635,762$13,084 per carat
$445,033price paid
Lot 532
Fancy yellow diamond bracelet
×2.5 high estimate
Estimate USD 119k – 175k
USD 445,033
$429,139price paid
Lot 526
Sapphire and diamond bracelet
×4.6 high estimate
Estimate USD 69k – 94k
USD 429,139
$35,320per carat
Lot 577
Diamond ring
11.70 ct · E · VVS1
×1.2 high estimate
Estimate USD 238k – 350k
USD 413,245$35,320 per carat
$6,350per carat
Lot 527
Sapphire and diamond 'Copa cabana' necklace
60.07 ct
×2.2 high estimate
Estimate USD 119k – 175k
USD 381,457$6,350 per carat
$301,987price paid
Lot 534
Pair of fancy yellow diamond and diamond pendent earrings
Fancy Yellow · VVS1
×1.3 high estimate
Estimate USD 188k – 238k
USD 301,987
$206,623price paid
Lot 573
Diamond bracelet
×1.2 high estimate
Estimate USD 119k – 175k
USD 206,623
$148,813per carat
Lot 592
Superb sapphire and diamond ring/pendant combination
7.69 ct · Kashmir · No heat
×1.4 high estimate
Estimate USD 501k – 813k
USD 1,144,372$148,813 per carat
$201,732per carat
Lot 590
Ruby and diamond 'Gazelle' necklace
5.20 ct · Burma · No heat
×2.6 high estimate
Estimate USD 200k – 400k
USD 1,049,007$201,732 per carat
$190,729price paid
Lot 591
Sapphire and diamond 'Gazelle' necklace
×1.6 high estimate
Estimate USD 75k – 119k
USD 190,729
$190,729price paid
Lot 589
Ruby and diamond 'Gazelle' bangle
×3.2 high estimate
Estimate USD 40k – 60k
USD 190,729
$174,835price paid
Lot 588
Ruby and diamond 'Mystery-set' brooch
×1.5 high estimate
Estimate USD 81k – 119k
USD 174,835
$66,755price paid
Lot 503
Pair of coloured diamond and diamond earclips
×2.7 high estimate
Estimate USD 15k – 25k
USD 66,755
$27,020price paid
Lot 504
Diamond brooch/pendant
×1.3 high estimate
Estimate USD 15k – 20k
USD 27,020
$17,483price paid
Lot 502
Turquoise, coral and diamond brooch
×0.9 high estimate
Estimate USD 13k – 19k
USD 17,483
Other jewels 6 lots
$476,822price paid
Lot 530
Diamond bracelet
×5.1 high estimate
Estimate USD 60k – 94k
USD 476,822
$429,139price paid
Lot 542
Attractive Paraíba tourmaline and diamond ring
×2.1 high estimate
Estimate USD 100k – 200k
USD 429,139
$381,457price paid
Lot 581
Pair of diamond earrings 5.62
D · VS2
×0.7 high estimate
Estimate USD 350k – 563k
USD 381,457
$46,293per carat
Lot 513
Unmounted diamond
4.12 ct · D · Internally Flawless
×1.3 high estimate
Estimate USD 94k – 150k
USD 190,729$46,293 per carat
$103,311price paid
Lot 552
Pair of diamond bracelets
×1.3 high estimate
Estimate USD 50k – 81k
USD 103,311
$76,291price paid
Lot 536
Diamond ring
×0.9 high estimate
Estimate USD 75k – 88k
USD 76,291
Prices are the prices paid, buyer’s premium included, as Sotheby’s publishes them; prices per carat and comparisons with the estimates use them too (Sotheby’s estimates do not include the premium). Prices in USD at the ECB rate of 12 November 2025. Photographs © Sotheby’s 2025.
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 580 · $445,033
Attractive sapphire and diamond ring 5.98
5.98 ct · Kashmir · Gübelin 25082027 · AGL 8093202
