Important Jewels

$11.1m in total, buyer’s premium included

100 lots sold (Sotheby’s does not list the unsold lots)

The sale on sothebys.com ↗︎

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

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$483,807per carat Lot 329 Fancy intense purplish pink diamond and diamond ring 2.58 ct · Fancy Intense Purplish Pink · VS2 ×1.6 high estimate Estimate USD 409k – 805k USD 1,248,223$483,807 per carat $103,845per carat Lot 268 Pair of diamond ear studs 4.22 ct · D · Flawless ×0.9 high estimate Estimate USD 383k – 511k USD 438,226$103,845 per carat $70,333per carat Lot 246 Pair of diamond ear studs 3.00 ct · D · Internally Flawless ×0.8 high estimate Estimate USD 192k – 256k USD 210,998$70,333 per carat $47,620per carat Lot 320 Emerald and diamond ring 8.18 ct · Colombia · No oil ×0.8 high estimate Estimate USD 307k – 511k USD 389,534$47,620 per carat $45,355per carat Lot 281 Diamond ring 5.01 ct · D · Internally Flawless ×0.9 high estimate Estimate USD 192k – 256k USD 227,228$45,355 per carat $39,110per carat Lot 256 Diamond ring 5.81 ct · E · Internally Flawless ×0.7 high estimate Estimate USD 204k – 307k USD 227,228$39,110 per carat $37,746per carat Lot 235 Faint pink diamond ring 6.45 ct · VVS2 ×1.0 high estimate Estimate USD 128k – 256k USD 243,459$37,746 per carat $29,856per carat Lot 266 Emerald and diamond ring 2.99 ct · Colombia ×0.9 high estimate Estimate USD 70k – 102k USD 89,268$29,856 per carat $29,707per carat Lot 341 Diamond ring 6.01 ct · D · VS1 ×0.9 high estimate Estimate USD 128k – 192k USD 178,537$29,707 per carat $28,876per carat Lot 305 Emerald and diamond ring 13.49 ct · Colombia · No oil ×0.9 high estimate Estimate USD 281k – 447k USD 389,534$28,876 per carat $26,108per carat Lot 234 Fancy intense yellow diamond and diamond ring 11.19 ct · Fancy Intense Yellow · VVS2 ×0.9 high estimate Estimate USD 230k – 332k USD 292,151$26,108 per carat $21,325per carat Lot 322 Fancy vivid yellow diamond and diamond ring 1.37 ct · Fancy Vivid Yellow · VS2 ×0.8 high estimate Estimate USD 23k – 36k USD 29,215$21,325 per carat

Sapphires 11 lots

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AllKashmir 3Burma 1Mozambique 1Ceylon 4Origin not reported 2

$16,995per carat Lot 211 Sapphire and diamond ring 1.91 ct · Kashmir · No heat ×0.8 high estimate Estimate USD 26k – 38k USD 32,461$16,995 per carat $13,262per carat Lot 311 Sapphire and diamond ring 5.14 ct · Kashmir · No heat ×0.7 high estimate Estimate USD 51k – 102k USD 68,169$13,262 per carat $7,482per carat Lot 350 Sapphire and diamond ring 2.82 ct · Kashmir · No heat ×0.7 high estimate Estimate USD 23k – 31k USD 21,100$7,482 per carat $5,222per carat Lot 301 Sapphire and diamond ring / pendant 7.46 ct · Burma · No heat ×0.6 high estimate Estimate USD 36k – 64k USD 38,953$5,222 per carat $3,493per carat Lot 201 Pink sapphire and diamond ring 3.02 ct · Mozambique ×1.2 high estimate Estimate USD 6k – 9k USD 10,550$3,493 per carat $6,518per carat Lot 267 Colour-change sapphire and diamond ring 12.45 ct · Ceylon · No heat ×1.0 high estimate Estimate USD 70k – 83k USD 81,153$6,518 per carat $2,414per carat Lot 290 Pink sapphire and diamond ring 4.37 ct · Ceylon ×0.9 high estimate Estimate USD 9k – 12k USD 10,550$2,414 per carat $2,385per carat Lot 292 Pink star sapphire ring 40.84 ct · Ceylon ×0.5 high estimate Estimate USD 102k – 204k USD 97,384$2,385 per carat $2,210per carat Lot 340 Colour-change sapphire, emerald, sapphire and diamond ring 13.22 ct · Ceylon · No oil ×1.3 high estimate Estimate USD 15k – 23k USD 29,215$2,210 per carat $906per carat Lot 206 Star sapphire and diamond ring 17.91 ct ×1.1 high estimate Estimate USD 10k – 15k USD 16,231$906 per carat $42,200price paid Lot 291 Pair of sapphire and diamond earrings ×0.9 high estimate Estimate USD 37k – 45k USD 42,200

Rubies 5 lots

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AllBurma 1Origin not reported 4

$12,668per carat Lot 321 Ruby and diamond ring 2.05 ct · Burma · No heat ×0.8 high estimate Estimate USD 20k – 31k USD 25,969$12,668 per carat $19,020per carat Lot 299 Ruby and diamond ring 5.12 ct ×1.0 high estimate Estimate USD 77k – 102k USD 97,384$19,020 per carat $8,514per carat Lot 223 Ruby and diamond ring 6.10 ct ×0.7 high estimate Estimate USD 49k – 74k USD 51,938$8,514 per carat $6,881per carat Lot 241 Ruby and diamond ring 4.01 ct ×0.8 high estimate Estimate USD 23k – 36k USD 27,592$6,881 per carat $13,796price paid Lot 310 Pair of ruby, diamond and onyx earrings ×0.7 high estimate Estimate USD 10k – 19k USD 13,796

Emeralds 5 lots

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AllColombia 4Origin not reported 1

$47,620per carat Lot 320 Emerald and diamond ring 8.18 ct · Colombia · No oil ×0.8 high estimate Estimate USD 307k – 511k USD 389,534$47,620 per carat $29,856per carat Lot 266 Emerald and diamond ring 2.99 ct · Colombia ×0.9 high estimate Estimate USD 70k – 102k USD 89,268$29,856 per carat $28,876per carat Lot 305 Emerald and diamond ring 13.49 ct · Colombia · No oil ×0.9 high estimate Estimate USD 281k – 447k USD 389,534$28,876 per carat $15,671per carat Lot 335 Emerald and diamond ring 2.90 ct · Colombia · No oil ×0.9 high estimate Estimate USD 36k – 51k USD 45,446$15,671 per carat $2,823per carat Lot 202 Emerald and diamond clip brooch 5.75 ct ×0.4 high estimate Estimate USD 26k – 38k USD 16,231$2,823 per carat

Coloured diamonds 8 lots

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$483,807per carat Lot 329 Fancy intense purplish pink diamond and diamond ring 2.58 ct · Fancy Intense Purplish Pink · VS2 ×1.6 high estimate Estimate USD 409k – 805k USD 1,248,223$483,807 per carat $26,108per carat Lot 234 Fancy intense yellow diamond and diamond ring 11.19 ct · Fancy Intense Yellow · VVS2 ×0.9 high estimate Estimate USD 230k – 332k USD 292,151$26,108 per carat $21,325per carat Lot 322 Fancy vivid yellow diamond and diamond ring 1.37 ct · Fancy Vivid Yellow · VS2 ×0.8 high estimate Estimate USD 23k – 36k USD 29,215$21,325 per carat $13,727per carat Lot 314 Fancy deep brownish greenish yellow 'Chameleon' diamond and diamond ring 2.01 ct · Fancy Deep Brownish Greenish · VS2 ×1.8 high estimate Estimate USD 10k – 15k USD 27,592$13,727 per carat $12,984per carat Lot 300 Fancy intense yellow diamond and diamond pendent necklace 3.00 ct · Fancy Intense Yellow · VVS1 ×0.8 high estimate Estimate USD 31k – 51k USD 38,953$12,984 per carat $6,125per carat Lot 204 Fancy deep greenish yellow diamond, sapphire and diamond ring 1.06 ct · Fancy Deep Greenish Yellow · VS2 ×0.6 high estimate Estimate USD 8k – 12k USD 6,492$6,125 per carat $5,941per carat Lot 285 Fancy yellow diamond and diamond ring 6.01 ct · Fancy Yellow · SI2 ×0.9 high estimate Estimate USD 28k – 41k USD 35,707$5,941 per carat $421,996price paid Lot 263 Pair of fancy intense yellow diamond and diamond pendent earrings Fancy Intense Yellow · Internally Flawless ×0.9 high estimate Estimate USD 307k – 447k USD 421,996

Colourless diamonds 2 lots

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$29,707per carat Lot 341 Diamond ring 6.01 ct · D · VS1 ×0.9 high estimate Estimate USD 128k – 192k USD 178,537$29,707 per carat $12,805per carat Lot 247 Diamond ring 10.14 ct · L · VVS2 ×0.6 high estimate Estimate USD 141k – 204k USD 129,845$12,805 per carat

Pearls and cultured pearls 2 lots

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AllNatural pearls 1Cultured pearls 1

$1,152,373price paid Lot 326 Musy | magnificent and historic natural pearl and diamond tiara, 19th century ×0.6 high estimate Estimate USD 1.02m – 2.04m USD 1,152,373 $10,550price paid Lot 203 Cultured pearl and diamond sautoir ×0.9 high estimate Estimate USD 8k – 12k USD 10,550

Signed jewels 31 lots

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AllBoucheron 2Buccellati 1Bulgari 10Cartier 10Graff 1Harry Winston 1Hemmerle 1Mario Buccellati 2Tiffany & Co. 1Van Cleef & Arpels 2

$47,620per carat Lot 320 Emerald and diamond ring 8.18 ct · Colombia · No oil ×0.8 high estimate Estimate USD 307k – 511k USD 389,534$47,620 per carat $45,355per carat Lot 281 Diamond ring 5.01 ct · D · Internally Flawless ×0.9 high estimate Estimate USD 192k – 256k USD 227,228$45,355 per carat $32,461price paid Lot 324 Diamond bracelet ×0.8 high estimate Estimate USD 26k – 38k USD 32,461 $210,998price paid Lot 278 'Serpenti' ruby and diamond necklace ×3.0 high estimate Estimate USD 45k – 70k USD 210,998 $129,845price paid Lot 277 'Serpenti' emerald, enamel and diamond wristwatch ×2.5 high estimate Estimate USD 31k – 51k USD 129,845 $77,907price paid Lot 270 Ruby and diamond ring ×0.8 high estimate Estimate USD 61k – 102k USD 77,907 $71,415price paid Lot 337 'Monete' antique coin, sapphire, emerald and diamond pendent necklace ×2.3 high estimate Estimate USD 23k – 31k USD 71,415 $61,676price paid Lot 293 'Serpenti' diamond and enamel wristwatch ×2.0 high estimate Estimate USD 23k – 31k USD 61,676 $45,446price paid Lot 233 'Serpenti' rubellite, enamel and diamond wristwatch ×1.3 high estimate Estimate USD 23k – 36k USD 45,446 $25,969price paid Lot 336 'Berries' gem set and diamond watch ×1.1 high estimate Estimate USD 18k – 23k USD 25,969 $22,723price paid Lot 232 'Serpenti tubogas' pink tourmaline and diamond wristwatch ×0.9 high estimate Estimate USD 13k – 26k USD 22,723 $21,100price paid Lot 294 'Diva'S dream' pink tourmaline, mother-of-pearl and diamond wristwatch ×1.0 high estimate Estimate USD 15k – 20k USD 21,100 $8,115price paid Lot 351 Gem set necklace, Bulgari ×0.4 high estimate Estimate USD 13k – 19k USD 8,115 $483,807per carat Lot 329 Fancy intense purplish pink diamond and diamond ring 2.58 ct · Fancy Intense Purplish Pink · VS2 ×1.6 high estimate Estimate USD 409k – 805k USD 1,248,223$483,807 per carat $154,191price paid Lot 316 'Panthère' onyx, emerald and diamond necklace ×1.0 high estimate Estimate USD 96k – 153k USD 154,191 $84,399price paid Lot 317 'Panthère' emerald, sapphire and diamond ring ×1.3 high estimate Estimate USD 38k – 64k USD 84,399 $68,169price paid Lot 237 'Panthère' emerald and enamel bangle ×1.1 high estimate Estimate USD 36k – 61k USD 68,169 $42,200price paid Lot 257 'Maillon panthère' diamond necklace ×1.3 high estimate Estimate USD 26k – 33k USD 42,200 $38,953price paid Lot 230 'Panthère' emerald, onyx, enamel and diamond pendent necklace ×0.8 high estimate Estimate USD 31k – 51k USD 38,953 $29,215price paid Lot 276 'Maillon panthère' diamond bracelet ×0.8 high estimate Estimate USD 23k – 36k USD 29,215 $14,608price paid Lot 207 'Panthère' emerald and diamond brooch ×1.0 high estimate Estimate USD 10k – 14k USD 14,608 $14,608price paid Lot 208 Gem set and diamond brooch ×1.0 high estimate Estimate USD 10k – 14k USD 14,608 $12,984price paid Lot 209 'Tutti Frutti' ruby, sapphire, emerald and diamond ring ×0.7 high estimate Estimate USD 10k – 19k USD 12,984 $21,325per carat Lot 322 Fancy vivid yellow diamond and diamond ring 1.37 ct · Fancy Vivid Yellow · VS2 ×0.8 high estimate Estimate USD 23k – 36k USD 29,215$21,325 per carat $28,876per carat Lot 305 Emerald and diamond ring 13.49 ct · Colombia · No oil ×0.9 high estimate Estimate USD 281k – 447k USD 389,534$28,876 per carat $35,707price paid Lot 250 Aquamarine and agate demi-parure | Hemmerle ×1.4 high estimate Estimate USD 19k – 26k USD 35,707 $32,461price paid Lot 259 Pair of diamond pendent earrings ×1.3 high estimate Estimate USD 15k – 26k USD 32,461 $16,231price paid Lot 323 Pair of sapphire and diamond earrings ×0.6 high estimate Estimate USD 13k – 26k USD 16,231 $39,110per carat Lot 256 Diamond ring 5.81 ct · E · Internally Flawless ×0.7 high estimate Estimate USD 204k – 307k USD 227,228$39,110 per carat $357,073price paid Lot 243 Sapphire and diamond pendant ×0.8 high estimate Estimate USD 281k – 447k USD 357,073 $17,854price paid Lot 215 Jadeite and diamond ring ×0.9 high estimate Estimate USD 10k – 19k USD 17,854

Vintage 4 lots

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$1,263,686price paid Lot 261 Diamond jigha, Belle Époque ×0.6 high estimate Estimate USD 1.02m – 2.04m USD 1,263,686 $1,152,373price paid Lot 326 Musy | magnificent and historic natural pearl and diamond tiara, 19th century ×0.6 high estimate Estimate USD 1.02m – 2.04m USD 1,152,373 $227,228price paid Lot 325 Important diamond brooch, late 19th century ×0.7 high estimate Estimate USD 204k – 307k USD 227,228 $71,415price paid Lot 337 'Monete' antique coin, sapphire, emerald and diamond pendent necklace ×2.3 high estimate Estimate USD 23k – 31k USD 71,415

Other jewels 35 lots

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$162,306price paid Lot 287 Jadeite bead and diamond necklace ×0.6 high estimate Estimate USD 128k – 256k USD 162,306 $137,960price paid Lot 260 Diamond tiara, circa 1800 ×1.1 high estimate Estimate USD 83k – 121k USD 137,960 $17,747per carat Lot 224 Diamond necklace 5.03 ct · H · VVS1 ×0.7 high estimate Estimate USD 83k – 121k USD 89,268$17,747 per carat $77,907price paid Lot 286 Jadeite and diamond pendent necklace ×0.7 high estimate Estimate USD 77k – 115k USD 77,907 $73,038price paid Lot 333 Pair of ruby and diamond pendent earrings ×0.8 high estimate Estimate USD 58k – 89k USD 73,038 $68,169price paid Lot 331 Set of jadeite and diamond jewellery ×0.7 high estimate Estimate USD 64k – 102k USD 68,169 $56,807price paid Lot 271 Pair of ruby and diamond earrings ×0.4 high estimate Estimate USD 102k – 128k USD 56,807 $11,249per carat Lot 280 Cat'S eye alexandrite ring 5.05 ct · Brazil ×0.8 high estimate Estimate USD 51k – 70k USD 56,807$11,249 per carat $56,807price paid Lot 295 Coloured sapphire, emerald and diamond necklace ×2.5 high estimate Estimate USD 15k – 23k USD 56,807 $48,692price paid Lot 334 Emerald and diamond pendent necklace ×0.7 high estimate Estimate USD 49k – 74k USD 48,692 $13,794per carat Lot 272 Alexandrite and diamond ring 3.53 ct · Brazil · No indications of treatment ×1.1 high estimate Estimate USD 33k – 46k USD 48,692$13,794 per carat $45,446price paid Lot 219 Jadeite ring ×0.8 high estimate Estimate USD 36k – 58k USD 45,446 $5,619per carat Lot 297 Spinel and diamond ring 7.51 ct · Tanzania ×0.9 high estimate Estimate USD 20k – 45k USD 42,200$5,619 per carat $38,953price paid Lot 220 Jadeite bead and diamond necklace ×0.6 high estimate Estimate USD 38k – 64k USD 38,953 $35,707price paid Lot 242 Ruby and diamond earrings ×0.6 high estimate Estimate USD 36k – 61k USD 35,707 $12,780per carat Lot 302 Diamond ring 2.54 ct · D · Internally Flawless ×0.7 high estimate Estimate USD 26k – 45k USD 32,461$12,780 per carat $8,410per carat Lot 252 Diamond ring 3.86 ct · D · SI1 ×0.8 high estimate Estimate USD 28k – 41k USD 32,461$8,410 per carat $30,838price paid Lot 222 Pair of pink spinel, diamond and sapphire pendent earrings Tanzania · No heat ×0.3 high estimate Estimate USD 51k – 102k USD 30,838 $27,592price paid Lot 205 Coloured sapphire and diamond necklace ×0.7 high estimate Estimate USD 23k – 38k USD 27,592 $12,715per carat Lot 265 Alexandrite and diamond ring 2.17 ct · Brazil · No indications of treatment ×0.9 high estimate Estimate USD 19k – 32k USD 27,592$12,715 per carat $25,969price paid Lot 303 Ruby and diamond necklace and brooch/pendant ×0.7 high estimate Estimate USD 20k – 38k USD 25,969 $25,969price paid Lot 217 Set of jadeite 'Huaigu' and diamond jewellery ×0.7 high estimate Estimate USD 26k – 36k USD 25,969 $24,346price paid Lot 213 Jadeite, gem-set and diamond brooch ×1.0 high estimate Estimate USD 19k – 26k USD 24,346 $24,346price paid Lot 284 Ruby and diamond ring ×1.1 high estimate Estimate USD 17k – 23k USD 24,346 $22,723price paid Lot 210 Diamond ring ×1.2 high estimate Estimate USD 13k – 19k USD 22,723 $21,100price paid Lot 315 Onyx and diamond bracelet ×0.7 high estimate Estimate USD 20k – 31k USD 21,100 $21,100price paid Lot 254 Jadeite and diamond ring ×0.8 high estimate Estimate USD 17k – 26k USD 21,100 $21,100price paid Lot 296 Three ruby and diamond bracelets ×0.8 high estimate Estimate USD 17k – 26k USD 21,100 $17,854price paid Lot 214 Pair of jadeite 'Huaigu' and diamond earrings ×1.4 high estimate Estimate USD 8k – 13k USD 17,854 $16,231price paid Lot 229 Set of coloured diamond and diamond jewellery ×0.8 high estimate Estimate USD 13k – 19k USD 16,231 $14,608price paid Lot 352 Emerald and diamond demi-parure | and pair of ear clips ×0.6 high estimate Estimate USD 15k – 26k USD 14,608 $14,608price paid Lot 216 Jadeite 'Guan yin' and diamond pendant ×0.7 high estimate Estimate USD 12k – 20k USD 14,608 $14,608price paid Lot 253 Jadeite and diamond ring ×1.0 high estimate Estimate USD 12k – 15k USD 14,608 $13,796price paid Lot 212 Pair of jadeite, diamond and gem set pendent earrings ×0.9 high estimate Estimate USD 8k – 15k USD 13,796 $2,634per carat Lot 258 Fancy deep brownish yellow orange diamond and diamond ring 4.93 ct ×0.5 high estimate Estimate USD 19k – 26k USD 12,984$2,634 per carat

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 July 2023. Photographs © Sotheby’s 2023.

Stones seen before

4 lots of this sale have been offered at auction before: the same stone, found by its laboratory report and weight. Resales

Lot 224 · $89,268

Diamond necklace

5.03 ct · H color · GIA 5222510106

1. Apr 2023Christie’s New York online · lot 161est. $70,000–100,000Unsold

Lot 281 · $227,228

Diamond ring

5.05 ct · D color · GIA 2223738664

1. Dec 2022Christie’s Paris online · lot 158est. $138,073–191,178$147,207
2. Dec 2023Sotheby’s New York online · lot 440est. $200,000–300,000Unsold

Lot 302 · $32,461

Diamond ring

2.54 ct · D · GIA 2456245515

1. Feb 2023Sotheby’s Hong Kong · lot 218est. $25,500–44,625$42,101

Lot 311 · $68,169

Sapphire and diamond ring

5.14 ct · Kashmir · F · SSEF 117194

1. Sept 2021Bonhams London · lot 17est. $34,095–47,733$34,436