The Geneva Jewels Auction: VI

$7.02m in total, buyer’s premium included

85 of 99 lots sold

The sale on phillips.com ↗︎

Top lots per carat 12 lots · the highest prices per carat of the sale

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$51,469per carat Lot 374 Ruby and diamond ring, 1904, Chaumet 3.54 ct · Burma · No heat ×1.0 high estimate Estimate USD 122k – 180k USD 182,200$51,469 per carat $22,464per carat Lot 365 Ruby and diamond ring 5.53 ct · Burma · No heat ×6.0 high estimate Estimate USD 12k – 21k USD 124,227$22,464 per carat $21,533per carat Lot 353 Emerald and diamond ring, Tabbah 5.00 ct · Colombia · No oil ×0.7 high estimate Estimate USD 103k – 154k USD 107,663$21,533 per carat $21,423per carat Lot 395 Emerald ring 14.69 ct · Colombia · No oil ×0.9 high estimate Estimate USD 282k – 353k USD 314,708$21,423 per carat $19,383per carat Lot 360 Ruby and diamond ring, early 20th century, Tiffany & Co. 1.88 ct · Burma · No heat ×1.4 high estimate Estimate USD 21k – 26k USD 36,440$19,383 per carat $16,199per carat Lot 344 Emerald ring 4.09 ct · Colombia · No oil ×1.1 high estimate Estimate USD 49k – 58k USD 66,254$16,199 per carat $11,831per carat Lot 362 Sapphire and diamond ring 7.00 ct · Burma · No heat ×0.8 high estimate Estimate USD 64k – 103k USD 82,818$11,831 per carat $9,419per carat Lot 369 Diamond ring 10.20 ct · T · VVS1 ×1.4 high estimate Estimate USD 41k – 71k USD 96,069$9,419 per carat $7,609per carat Lot 359 Paraiba tourmaline and diamond ring/pendant combination 14.15 ct · Heated ×1.0 high estimate Estimate USD 77k – 103k USD 107,663$7,609 per carat $6,573per carat Lot 371 Diamond ring 5.04 ct · M · SI1 ×1.8 high estimate Estimate USD 12k – 18k USD 33,127$6,573 per carat $5,783per carat Lot 341 Diamond ring 8.02 ct · Fancy Yellow · SI2 ×1.1 high estimate Estimate USD 33k – 41k USD 46,378$5,783 per carat $5,727per carat Lot 387 Diamond ring 3.76 ct ×0.5 high estimate Estimate USD 23k – 41k USD 21,533$5,727 per carat

Sapphires 4 lots

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AllBurma 3Ceylon 1

$11,831per carat Lot 362 Sapphire and diamond ring 7.00 ct · Burma · No heat ×0.8 high estimate Estimate USD 64k – 103k USD 82,818$11,831 per carat $198,763price paid Lot 352 Pair of pink sapphire and diamond ear clips, m. gérard Burma · No heat ×1.3 high estimate Estimate USD 116k – 154k USD 198,763 Lot 389 Sapphire and diamond ring 19.93 ct · Burma · No heat Estimate USD 411k – 616k Not sold $198,763price paid Lot 390 Pair of sapphire and diamond earrings Ceylon · No heat ×0.8 high estimate Estimate USD 225k – 244k USD 198,763

Rubies 8 lots

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AllBurma 6Mozambique 1Origin not reported 1

$51,469per carat Lot 374 Ruby and diamond ring, 1904, Chaumet 3.54 ct · Burma · No heat ×1.0 high estimate Estimate USD 122k – 180k USD 182,200$51,469 per carat $22,464per carat Lot 365 Ruby and diamond ring 5.53 ct · Burma · No heat ×6.0 high estimate Estimate USD 12k – 21k USD 124,227$22,464 per carat $19,383per carat Lot 360 Ruby and diamond ring, early 20th century, Tiffany & Co. 1.88 ct · Burma · No heat ×1.4 high estimate Estimate USD 21k – 26k USD 36,440$19,383 per carat $3,321per carat Lot 323 Ruby and diamond ring 11.97 ct · Burma · No heat ×1.0 high estimate Estimate USD 26k – 39k USD 39,753$3,321 per carat $74,536price paid Lot 386 Pair of ruby and diamond earrings Burma · No heat ×0.7 high estimate Estimate USD 77k – 103k USD 74,536 $53,004price paid Lot 356 Pair of ruby and diamond earrings Burma · No heat ×0.9 high estimate Estimate USD 41k – 62k USD 53,004 $124,227price paid Lot 354 Ruby and diamond ring Mozambique · No heat ×1.0 high estimate Estimate USD 90k – 122k USD 124,227 $23,189price paid Lot 321 Ruby and diamond brooch, chantecler ×1.2 high estimate Estimate USD 13k – 19k USD 23,189

Emeralds 7 lots

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AllColombia 5Origin not reported 2

$21,533per carat Lot 353 Emerald and diamond ring, Tabbah 5.00 ct · Colombia · No oil ×0.7 high estimate Estimate USD 103k – 154k USD 107,663$21,533 per carat $21,423per carat Lot 395 Emerald ring 14.69 ct · Colombia · No oil ×0.9 high estimate Estimate USD 282k – 353k USD 314,708$21,423 per carat $16,199per carat Lot 344 Emerald ring 4.09 ct · Colombia · No oil ×1.1 high estimate Estimate USD 49k – 58k USD 66,254$16,199 per carat $5,692per carat Lot 337 Emerald and diamond ring 2.91 ct · Colombia · Minor oil ×0.6 high estimate Estimate USD 18k – 28k USD 16,564$5,692 per carat $3,212per carat Lot 350 Emerald and diamond ring 3.61 ct · Colombia · Minor oil ×0.4 high estimate Estimate USD 14k – 28k USD 11,595$3,212 per carat $15,735price paid Lot 377 Emerald and diamond ring Minor oil ×0.6 high estimate Estimate USD 18k – 26k USD 15,735 $14,907price paid Lot 343 Emerald and diamond ring Minor oil ×0.5 high estimate Estimate USD 21k – 31k USD 14,907

Coloured diamonds 6 lots

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$5,783per carat Lot 341 Diamond ring 8.02 ct · Fancy Yellow · SI2 ×1.1 high estimate Estimate USD 33k – 41k USD 46,378$5,783 per carat $5,505per carat Lot 345 Fancy deep brownish orangy yellow diamond ring 3.31 ct · Fancy Deep Brownish Orangy · VVS1 ×1.0 high estimate Estimate USD 12k – 18k USD 18,220$5,505 per carat $231,890price paid Lot 358 Fancy intense orangy pink diamond and diamond ring Fancy Intense Orangy Pink · VS1 ×0.7 high estimate Estimate USD 225k – 321k USD 231,890 $79,505price paid Lot 349 Fancy intense yellow diamond and diamond pendent necklace, Graff Fancy Intense Yellow · VVS2 ×1.0 high estimate Estimate USD 62k – 77k USD 79,505 Lot 396 Fancy vivid yellow diamond ring 2.63 ct · Fancy Vivid Yellow · VS2 Estimate USD 77k – 103k Not sold Lot 347 Fancy deep brownish yellowish orange diamond and diamond brooch 2.02 ct · Fancy Deep Brownish Yellowish · VS1 Estimate USD 23k – 31k Not sold

Colourless diamonds 3 lots

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$9,419per carat Lot 369 Diamond ring 10.20 ct · T · VVS1 ×1.4 high estimate Estimate USD 41k – 71k USD 96,069$9,419 per carat $157,354price paid Lot 397 Pair of diamond stud earrings, schreiner H · VS2 ×1.0 high estimate Estimate USD 116k – 154k USD 157,354 Lot 382 Cultured pearl and diamond necklace L · VVS2 Estimate USD 173k – 244k Not sold

Pearls and cultured pearls 7 lots

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AllNatural pearls 3Cultured pearls 3Pearls, type not stated 1

$132,509price paid Lot 394 Natural pearl and diamond necklace, joseph templier ×0.7 high estimate Estimate USD 128k – 180k USD 132,509 Lot 393 Pair of natural pearl and diamond earrings, monture Cartier Estimate USD 116k – 154k Not sold Lot 346 Natural pearl and diamond long chain Estimate USD 26k – 39k Not sold $62,942price paid Lot 383 Pair of cultured pearl and diamond earrings, m. gérard ×1.0 high estimate Estimate USD 49k – 64k USD 62,942 $8,282price paid Lot 322 Cultured pearl and diamond necklace ×0.5 high estimate Estimate USD 10k – 15k USD 8,282 Lot 382 Cultured pearl and diamond necklace L · VVS2 Estimate USD 173k – 244k Not sold $29,814price paid Lot 372 Mother-of-pearl and diamond brooch, 'Bird', 1966, sterlé ×0.9 high estimate Estimate USD 19k – 32k USD 29,814

Signed jewels 43 lots

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AllAsprey 1Boucheron 1Bulgari 1Cartier 5Chantecler 1Chaumet 2Edward Wakelin 1Fabio Salini 2Graff 2Gucci 1House of Glenn Spiro 1Joseph Templier 1M. Gérard 2Mario Buccellati 1Mauboussin 1Meister 1Mellerio dits Meller 1Monture Cartier 1Paul de Lamerie 2Pierre Harache 1Rolex 1Schreiner 1Sterlé 1Sterlé for Chaumet 1Tabbah 1Tiffany & Co. 1Van Cleef & Arpels 8

$19,876price paid Lot 332 Pair of diamond earrings, asprey ×1.3 high estimate Estimate USD 10k – 15k USD 19,876 $79,505price paid Lot 340 Gold and diamond parure, 1970s, Boucheron ×2.8 high estimate Estimate USD 23k – 28k USD 79,505 $157,354price paid Lot 384 Coloured sapphire, rock crystal and diamond demi-parure, Bulgari ×0.9 high estimate Estimate USD 122k – 180k USD 157,354 $99,382price paid Lot 348 Emerald, gem-set and diamond necklace, Cartier ×1.0 high estimate Estimate USD 77k – 103k USD 99,382 $62,942price paid Lot 318 Gold, enamel, diamond and sapphire vanity case, 1920s, Cartier ×4.5 high estimate Estimate USD 8k – 14k USD 62,942 $57,973price paid Lot 370 Gold, amethyst, turquoise and diamond demi-parure, Cartier ×1.0 high estimate Estimate USD 45k – 58k USD 57,973 $57,973price paid Lot 319 Glass, lacquer and coral desk clock, 1940s, Cartier ×50.2 high estimate Estimate USD 578 – 1k USD 57,973 $36,440price paid Lot 342 Gold and gem-set pendent necklace, 'Panthère', Cartier ×1.2 high estimate Estimate USD 21k – 31k USD 36,440 $23,189price paid Lot 321 Ruby and diamond brooch, chantecler ×1.2 high estimate Estimate USD 13k – 19k USD 23,189 $579,726price paid Lot 320 Ruby and diamond pendent necklace, circa 1902, Chaumet ×9.4 high estimate Estimate USD 41k – 62k USD 579,726 $51,469per carat Lot 374 Ruby and diamond ring, 1904, Chaumet 3.54 ct · Burma · No heat ×1.0 high estimate Estimate USD 122k – 180k USD 182,200$51,469 per carat $53,004price paid Lot 310 Pair of silver-gilt candelabras, 1751-1752, edward wakelin ×1.1 high estimate Estimate USD 41k – 46k USD 53,004 $62,942price paid Lot 331 Diamond necklace, 'Capricci', fabio salini ×1.0 high estimate Estimate USD 41k – 62k USD 62,942 $43,065price paid Lot 330 Sapphire and rock crystal necklace, 'Vertigo', fabio salini ×0.8 high estimate Estimate USD 31k – 51k USD 43,065 $79,505price paid Lot 349 Fancy intense yellow diamond and diamond pendent necklace, Graff Fancy Intense Yellow · VVS2 ×1.0 high estimate Estimate USD 62k – 77k USD 79,505 $36,440price paid Lot 355 Sapphire and diamond ring, Graff ×1.8 high estimate Estimate USD 15k – 21k USD 36,440 $107,663price paid Lot 328 Gold belt, 1970s, gucci ×1.7 high estimate Estimate USD 49k – 62k USD 107,663 $62,942price paid Lot 334 Pair of gem-set and titanium earrings, house of glenn spiro ×3.5 high estimate Estimate USD 12k – 18k USD 62,942 $132,509price paid Lot 394 Natural pearl and diamond necklace, joseph templier ×0.7 high estimate Estimate USD 128k – 180k USD 132,509 $198,763price paid Lot 352 Pair of pink sapphire and diamond ear clips, m. gérard Burma · No heat ×1.3 high estimate Estimate USD 116k – 154k USD 198,763 $62,942price paid Lot 383 Pair of cultured pearl and diamond earrings, m. gérard ×1.0 high estimate Estimate USD 49k – 64k USD 62,942 $46,378price paid Lot 368 Diamond, gold and silver bracelet, mario Buccellati ×4.0 high estimate Estimate USD 6k – 12k USD 46,378 $31,471price paid Lot 378 Diamond bracelet, 1920s, mauboussin ×1.0 high estimate Estimate USD 21k – 31k USD 31,471 $74,536price paid Lot 336 Coloured sapphire, sapphire and diamond parure, meister ×1.0 high estimate Estimate USD 51k – 77k USD 74,536 Lot 379 Diamond brooch, 1920s, Mellerio dits meller 3.01 ct · G · SI2 Estimate USD 33k – 39k Not sold Lot 393 Pair of natural pearl and diamond earrings, monture Cartier Estimate USD 116k – 154k Not sold $99,382price paid Lot 311 Set of twelve silver-gilt dessert plates, 1746-1747, paul de lamerie ×3.9 high estimate Estimate USD 17k – 26k USD 99,382 $79,505price paid Lot 312 Set of eight silver-gilt dessert plates, 1746-1747, paul de lamerie ×5.6 high estimate Estimate USD 9k – 14k USD 79,505 $53,004price paid Lot 313 Pair of silver-gilt scent flasks, circa 1700, pierre harache ×1.9 high estimate Estimate USD 18k – 28k USD 53,004 $26,502price paid Lot 339 Gold, diamond and ruby ladies' wristwatch, 'Cellini', 1980s, rolex ×1.7 high estimate Estimate USD 8k – 15k USD 26,502 $157,354price paid Lot 397 Pair of diamond stud earrings, schreiner H · VS2 ×1.0 high estimate Estimate USD 116k – 154k USD 157,354 $29,814price paid Lot 372 Mother-of-pearl and diamond brooch, 'Bird', 1966, sterlé ×0.9 high estimate Estimate USD 19k – 32k USD 29,814 $43,065price paid Lot 373 Gold and diamond brooch, 'Leaf', 1967, sterlé for Chaumet ×1.2 high estimate Estimate USD 23k – 36k USD 43,065 $21,533per carat Lot 353 Emerald and diamond ring, Tabbah 5.00 ct · Colombia · No oil ×0.7 high estimate Estimate USD 103k – 154k USD 107,663$21,533 per carat $19,383per carat Lot 360 Ruby and diamond ring, early 20th century, Tiffany & Co. 1.88 ct · Burma · No heat ×1.4 high estimate Estimate USD 21k – 26k USD 36,440$19,383 per carat $795,053price paid Lot 399 Coral, chrysoprase and diamond necklace/bracelet combination, 'Zip', 2012, Van Cleef & Arpels ×1.3 high estimate Estimate USD 334k – 616k USD 795,053 $265,018price paid Lot 391 Pair of ruby and diamond earrings, Van Cleef & Arpels ×2.2 high estimate Estimate USD 90k – 122k USD 265,018 $157,354price paid Lot 398 Sapphire, coloured sapphire, garnet and diamond necklace, 'Les JARdins', circa 2010, Van Cleef & Arpels ×0.6 high estimate Estimate USD 122k – 244k USD 157,354 $132,509price paid Lot 392 Ruby and diamond ring, Van Cleef & Arpels ×5.2 high estimate Estimate USD 15k – 26k USD 132,509 $91,100price paid Lot 351 Onyx, diamond and gold demi-parure, 1970s, Van Cleef & Arpels ×1.5 high estimate Estimate USD 41k – 62k USD 91,100 $23,189price paid Lot 327 Gold vanity case, Van Cleef & Arpels ×1.2 high estimate Estimate USD 15k – 19k USD 23,189 $19,876price paid Lot 326 Pair of gold and diamond ear clips, Van Cleef & Arpels ×2.6 high estimate Estimate USD 5k – 8k USD 19,876 Lot 363 Diamond ring, Van Cleef & Arpels 6.19 ct · VS2 Estimate USD 77k – 103k Not sold

Vintage 18 lots

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$579,726price paid Lot 320 Ruby and diamond pendent necklace, circa 1902, Chaumet ×9.4 high estimate Estimate USD 41k – 62k USD 579,726 $62,942price paid Lot 318 Gold, enamel, diamond and sapphire vanity case, 1920s, Cartier ×4.5 high estimate Estimate USD 8k – 14k USD 62,942 $57,973price paid Lot 319 Glass, lacquer and coral desk clock, 1940s, Cartier ×50.2 high estimate Estimate USD 578 – 1k USD 57,973 $46,378price paid Lot 361 Diamond bracelet, 1930s ×1.3 high estimate Estimate USD 31k – 36k USD 46,378 $19,383per carat Lot 360 Ruby and diamond ring, early 20th century, Tiffany & Co. 1.88 ct · Burma · No heat ×1.4 high estimate Estimate USD 21k – 26k USD 36,440$19,383 per carat $33,127price paid Lot 308 Diamond brooch, late 19th century ×0.9 high estimate Estimate USD 26k – 39k USD 33,127 $31,471price paid Lot 307 Gold, gem-set and enamel purse, 19th century ×0.8 high estimate Estimate USD 31k – 39k USD 31,471 $31,471price paid Lot 378 Diamond bracelet, 1920s, mauboussin ×1.0 high estimate Estimate USD 21k – 31k USD 31,471 $28,158price paid Lot 366 Diamond bracelet, 1920s ×1.1 high estimate Estimate USD 21k – 26k USD 28,158 $26,502price paid Lot 375 Diamond bracelet, circa 1910 ×0.8 high estimate Estimate USD 21k – 33k USD 26,502 $26,502price paid Lot 306 Gold, diamond and enamel snuff box, 19th century ×0.9 high estimate Estimate USD 26k – 31k USD 26,502 $21,533price paid Lot 305 Gold and enamel snuff box, 19th century ×0.8 high estimate Estimate USD 21k – 26k USD 21,533 $14,907price paid Lot 376 Pair of diamond earrings, 1950s ×1.5 high estimate Estimate USD 8k – 10k USD 14,907 $6,957price paid Lot 301 Diamond, enamel and gem-set brooch, late 19th century ×0.9 high estimate Estimate USD 5k – 8k USD 6,957 $2,153price paid Lot 302 Enamel, diamond and seed pearl necklace, mid-19th century ×0.4 high estimate Estimate USD 3k – 5k USD 2,153 Lot 380 Diamond bracelet, 1930s Estimate USD 51k – 77k Not sold Lot 303 Gold and diamond snuff box, 19th century Estimate USD 51k – 58k Not sold Lot 379 Diamond brooch, 1920s, Mellerio dits meller 3.01 ct · G · SI2 Estimate USD 33k – 39k Not sold

Other jewels 18 lots

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$281,581price paid Lot 388 Ruby and diamond necklace ×0.5 high estimate Estimate USD 308k – 514k USD 281,581 $74,536price paid Lot 304 Enamel, diamond and gold pocket watch ×1.2 high estimate Estimate USD 41k – 62k USD 74,536 $66,254price paid Lot 333 Sapphire and diamond necklace ×1.0 high estimate Estimate USD 49k – 64k USD 66,254 $53,004price paid Lot 381 Diamond bracelet ×0.9 high estimate Estimate USD 36k – 58k USD 53,004 $39,753price paid Lot 315 Gold and enamel box, 1752 ×1.2 high estimate Estimate USD 23k – 33k USD 39,753 $21,533price paid Lot 309 Gold and diamond snuff box, circa 1830 ×1.0 high estimate Estimate USD 15k – 21k USD 21,533 $4,349per carat Lot 367 Diamond ring 4.57 ct ×1.0 high estimate Estimate USD 12k – 21k USD 19,876$4,349 per carat $4,297per carat Lot 357 Diamond ring 4.24 ct ×0.8 high estimate Estimate USD 15k – 23k USD 18,220$4,297 per carat $14,907price paid Lot 329 Gold bracelet ×1.0 high estimate Estimate USD 10k – 15k USD 14,907 $12,423price paid Lot 325 Pair of diamond ear clips ×1.4 high estimate Estimate USD 6k – 9k USD 12,423 $8,282price paid Lot 324 Diamond brooch ×0.9 high estimate Estimate USD 6k – 9k USD 8,282 $3,644price paid Lot 314 Decoration of the order of elisabeth ×1.9 high estimate Estimate USD 1k – 2k USD 3,644 $2,650price paid Lot 316 Gold and enamel pocket watch ×3.4 high estimate Estimate USD 449 – 770 USD 2,650 $2,650price paid Lot 317 Gold pocket watch ×4.1 high estimate Estimate USD 321 – 642 USD 2,650 Lot 385 Spinel ring 27.25 ct · Tajikistan · No heat Estimate USD 231k – 360k Not sold Lot 335 Emerald and diamond necklace Estimate USD 41k – 62k Not sold Lot 364 Ruby and diamond necklace Estimate USD 41k – 62k Not sold Lot 338 Diamond bangle 5.30 ct · SI1 Estimate USD 45k – 51k Not sold

Prices are the prices paid, buyer’s premium included, as Phillips publishes them; prices per carat and comparisons with the estimates use them too (Phillips estimates do not include the premium). Prices in USD at the ECB rate of 11 May 2026. Photographs © Phillips 2026.

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 337 · $16,564

Emerald and diamond ring

2.91 ct · Colombia · SSEF 149037

1. Nov 2025Phillips Geneva · lot 304est. $22,352–29,803$20,825

Lot 347

Fancy deep brownish yellowish orange diamond and diamond brooch

2.02 ct · Fancy Deep Brownish Yellowish · GIA 5172138579

1. Jul 2021Sotheby’s Geneva online · lot 1151est. $21,674–32,511Unsold

Lot 362 · $82,818

Sapphire and diamond ring

7.00 ct · Burma · AGL 1130366

1. May 2025Christie’s Geneva online · lot 270est. $54,009–72,012Unsold