Diamond Fine Jewelry

Composed of round brilliant-cut diamonds.<ul><li>Diamonds weighing a total of approximately 9.00 carats</li><li>18 karat white gold</li><li>Total weight 34.31 grams</li><li>Length 17 inches</li></ul>

White Gold and 9.00ct Diamond Necklace

Composed of marquise, princess and emerald-cut diamonds.<ul><li>Diamonds weighing a total of approximately 6.50 carats</li><li>18 karat white gold</li><li>Total weight 5.25 grams</li><li>Length 1½ inches</li></ul>

White Gold and 6.50ct Diamond Drop Earrings

Jogani

Sapphire and Diamond Ring

Ruby and Diamond Ring

Pink Sapphire and Diamond Ring

Padparadscha Sapphire and Diamond Ring

Composed of round brilliant cut diamonds of graduated size.<ul><li>Diamonds weighing a total of approximately 9.87 carats, with the center diamond weighing 0.19 carat</li><li>Platinum</li><li>Stamped with carat weight</li><li>Total weight 25.68 grams</li><li>Length 17½ inches, width ⅛ inch</li><li>Accompanied by GIA report no. 5543215780, dated 12 December 2025, stating that the 0.19 carat diamond is H color and VS1 clarity with No Fluorescence</li><li>Accompanied by one Sotheby's folio</li><li>This item is final sale and not eligible for return</li></ul>

Platinum and 9.87ctw Round Brilliant Cut Diamond Rivière Tennis Necklace

Tiffany & Co.

Composed of a round brilliant cut diamond and accented by round shaped <a href="https://www.sothebys.com/en/buy/luxury/jewelry/fine-jewelry/sapphire" rel="noopener noreferrer" target="_blank">sapphires.</a><ul><li>Diamond weighing approximately 0.15 carat</li><li><a href="https://www.sothebys.com/en/buy/luxury/jewelry/fine-jewelry/sapphire" rel="noopener noreferrer" target="_blank">Sapphires</a> weighing a total of approxiamtely 0.75 carat</li><li>Signed <a href="https://www.sothebys.com/en/buy/luxury/jewelry/tiffany-&amp;-co" rel="noopener noreferrer" target="_blank">Tiffany &amp; Co. </a>Italy</li><li>18 karat yellow gold</li><li>Total weight 28.85 grams</li><li>Length 2⅝ inches, width 1½ inches</li><li>Accompanied by a signed box </li><li>This item is final sale and not eligible for return</li></ul>

Gold, Sapphire and Diamond Spray Brooch

Chacun formant une ligne de diamants taille carré, les plus importants pesant respectivement 2.04 et 2.18 carats.<ul><li>Longueur 60 mm</li><li>Poinçons français d'import pour l'or 18K (750°/00)</li><li>Poids brut total 13.69 g</li><li>Accompagnée des certificats GIA no. 2235574953 et no.2235575015, en date du 13 mai 2025, indiquant la couleur E et la pureté I1 pour le diamant pesant 2.04 carats, et la couleur E et la pureté VS2 pour le diamant pesant 2.18 carats; on y joint 10 certificats GIA</li></ul> Each designed as a line of carré‑cut diamonds, the most important weighing 2.04 and 2.18 carats respectively.<ul><li>Length approximately 60 mm</li><li>French import assay marks for 18 carat gold</li><li>Combined gross weight 13.69 grams</li><li>Accompanied by GIA certificates no. 2235574953 and no. 2235575015, dated 13 May 2025, indicating color E and clarity I1 for the diamond weighing 2.04 carats, and color E and clarity VS2 for the diamond weighing 2.18 carats; together with 10 additional GIA certificates.</li></ul>

Paire de pendants d'oreille diamants | Pair of diamond pendent earrings

Centering a square brilliant-cut diamond, accented by triangle-shaped diamonds.<ul><li>Square brilliant-cut diamond weighing 6.05 carats</li><li>Triangle-shaped diamonds weighing approximately 1.50 carats</li><li>Platinum</li><li>Total weight 9.70 grams</li><li>Size 5½</li><li>Accompanied by GIA report no. 2225903500, dated 18 April 2023, stating that the 6.05 carat diamond is M color and VS2 clarity</li></ul>

Platinum, 6.05ct Princess Cut Diamond and Diamond Three Stone Ring

Cartier

Designed as a panther, pavé set with brilliant cut diamonds, with a pear shaped emerald eye and the nose&nbsp;composed of&nbsp;onyx, extending to bar links.<ul><li>Diamonds weighing a total of approximately 2.50 carats</li><li>Signed <a href="https://www.sothebys.com/en/buy/luxury/jewelry/cartier" rel="noopener noreferrer" target="_blank">Cartier</a>, with serial numbers</li><li>Maker's mark</li><li>18 karat white gold</li><li>Total weight 37.40 grams</li><li>Length 16¾ inches</li><li>Accompanied by one Sotheby's folio</li></ul>

White Gold, Emerald, Onyx and Diamond Panthère Neclace

Designed as a series of oversized interlocking oval links with a brushed Florentine finish, set with round brilliant cut diamonds.<ul><li>Diamonds weighing a total of approximately 3.50 carats</li><li>18 karat yellow gold and white gold</li><li>Total weight 43.63 grams</li><li>Length 6½ inches, width ½ inch</li><li>Accompanied by one Sotheby's pouch</li></ul>

Vintage Gold, White Gold and Diamond Link Bracelet 

Van Cleef & Arpels

Of the Fleurette collection, composed of round brilliant cut diamonds arranged as a flower.<ul><li>Diamonds weighing a total of approximately 0.90 carat</li><li>Signed <a href="https://www.sothebys.com/en/buy/luxury/jewelry/van-cleef-&amp;-arpels" rel="noopener noreferrer" target="_blank">VCA</a>, with serial number</li><li>18 karat white gold</li><li>Total weight 4.50 grams</li><li>Length 16½ inches, pendant diameter ⅜ inch</li><li>Accompanied by one Sotheby's pouch</li><li>Accompanied by a copy of service paper from Van Cleef &amp; Arpels</li></ul>

White Gold and Diamond Fleurette Pendant Necklace

 Buccellati

Of classic &nbsp;Étoilée collection, featuring interwoven pattern set with 24 round brilliant cut diamonds.<ul><li>Diamonds weighing a total of approximately 1.00 carat</li><li>Signed GIANMARIA <a href="https://www.sothebys.com/en/buy/luxury/jewelry/buccellati" rel="noopener noreferrer" target="_blank">BUCCELLATI</a></li><li>Italian registry mark</li><li>18 karat white gold</li><li>Total weight 10.10 grams</li><li>Size 6¾</li><li>Accompanied by one Sotheby's box</li></ul>

White Gold and Diamond Étoilée Eternelle Ring 

Composed of oval shaped pink <a href="https://www.sothebys.com/en/buy/luxury/jewelry/fine-jewelry/sapphire" rel="noopener noreferrer" target="_blank">sapphires</a> and accented by marquise cut and pear shaped diamonds.<ul><li>Pink <a href="https://www.sothebys.com/en/buy/luxury/jewelry/fine-jewelry/sapphire" rel="noopener noreferrer" target="_blank">sapphires</a> weighing a total of approximately 2.80 carats</li><li>Diamonds weighing a total of approximately 3.10 carats</li><li>18 karat white gold</li><li>Total weight 12.04 grams</li><li>Length ⅞ inch, width ⅝ inch</li><li>Accompanied by one Sotheby's box</li></ul>

White Gold, 2.80ctw Pink Sapphire and Diamond Cluster Earrings

BULGARI

<ul><li>Formant un serpent enroulé, serti de diamants taille brillant sur la tête et queue</li><li>Longueur 395 mm environ</li><li>Signé BVLGARI et numéroté 87WVH5</li><li>Poinçon français pour l'or 18K (750°/00) et Poinçons italiens</li><li>Poids brut total 36.52g</li><li>Accompagné d'une pochette BVLGARI</li></ul> <ul><li>Designed as a coiled serpent, the head and tail set with brilliant-cut diamonds</li><li>Length approximately 395 mm</li><li>Signed BVLGARI, numbered 87WVH5</li><li>Italian and French import assay marks for 18 carat gold</li><li>Gross weight 36.52 grams</li><li>Accompanied by a BVLGARI pouch</li></ul>

Collier diamant 'Serpenti Viper' | "Serpenti Viper" diamond necklace

Composed of European-cut, baguette and tapered baguette-cut diamonds.<ul><li>Diamonds weighing a total of approximately 14.80 carats</li><li>Platinum</li><li>Circa 1930</li><li>Total weight 39.50 grams</li><li>Length 2¼ inches, width 2¼ inches</li><li>Brooches can be worn together or separately</li></ul>

Platinum and Diamond Art Deco Convertible Double Clip Brooch

Featuring the iconic rigato engraving technique, set with 7 round brilliant cut diamonds.<ul><li>Diamonds weighing a total of approximately 0.85 carat</li><li>Marked M <a href="https://www.sothebys.com/en/buy/luxury/jewelry/buccellati" rel="noopener noreferrer" target="_blank">BUCCELLATI</a></li><li>18 karat white gold</li><li>Total weight 9.50 grams</li><li>Size 6½</li><li>Accompanied by one Sotheby's box</li></ul>

Vintage White Gold and Diamond Ring

Each centering a round brilliant-cut diamond, surrounded by a diamond halo.<ul><li>Center diamonds weighing 2.01 and 2.00 carats</li><li>Accent diamonds weighing a total of approximately 0.80 carat</li><li>18 karat white gold</li><li>Accompanied by EGL report no. EGL report number 84961301D</li><li>Accompanied by EGL report no. EGL report number 917225109D</li></ul>

White Gold and 4.02ctw Round Brilliant Cut Diamond Stud Earrings

Composed of oval shaped heliodor, accented by round shaped <a href="https://www.sothebys.com/en/buy/luxury/jewelry/fine-jewelry/emerald" rel="noopener noreferrer" target="_blank">emerald</a> and round brilliant cut diamonds.<ul><li>Heliodor weighing a total of approximately 14.00 carats</li><li>Diamonds weighing a total of approximately 0.30 carat</li><li><a href="https://www.sothebys.com/en/buy/luxury/jewelry/fine-jewelry/emerald" rel="noopener noreferrer" target="_blank">Emeralds</a> weighing a total of approximately 1.20 carats</li><li>18 karat yellow gold</li><li>Total weight 16.51 grams</li><li>Length 13⁄16 inch, width ⅝ inch</li><li>Accompanied by one Sotheby's box</li></ul>

Gold, 14.00ctw Heliodor, Emerald and Diamond Earclips

Composed of oval shaped <a href="https://www.sothebys.com/en/buy/luxury/jewelry/fine-jewelry/ruby" rel="noopener noreferrer" target="_blank">rubies</a> and accented by round brilliant cut diamonds.<ul><li><a href="https://www.sothebys.com/en/buy/luxury/jewelry/fine-jewelry/ruby" rel="noopener noreferrer" target="_blank">Rubies</a> weighing a total of approximately 3.63 carats</li><li>Diamonds weighing a total of approximately 0.95 carat</li><li>18 karat white gold</li><li>Stamped with stone weights</li><li>Total weight 7.89 grams</li><li>Diameter ⅝ inch</li><li>Accompanied by one Sotheby's box</li></ul>

White Gold, 3.63ctw Ruby and Diamond Earrings

Composed of 27 oval shaped <a href="https://www.sothebys.com/en/buy/luxury/jewelry/fine-jewelry/sapphire" rel="noopener noreferrer" target="_blank">sapphires</a> and accented by round brilliant cut diamonds.<ul><li><a href="https://www.sothebys.com/en/buy/luxury/jewelry/fine-jewelry/sapphire" rel="noopener noreferrer" target="_blank">Sapphires</a> weighing a total of approximately 13.38 carats, on average 0.50 each</li><li>Diamonds weighing a total of approximatley 2.37 carats</li><li>18 karat white gold</li><li>Stamped with carat weight</li><li>Total weight 19.88 grams</li><li>Length 7 inches, width 3⁄16 inch</li><li>Accompanied by one Sotheby's pouch</li></ul>

White Gold, 13.38ctw Sapphire and Diamond Bracelet

Composed of 20 oval shaped pink <a href="https://www.sothebys.com/en/buy/luxury/jewelry/fine-jewelry/sapphire" rel="noopener noreferrer" target="_blank">sapphires</a> and accented by round brilliant cut diamonds.<ul><li>Pink <a href="https://www.sothebys.com/en/buy/luxury/jewelry/fine-jewelry/sapphire" rel="noopener noreferrer" target="_blank">sapphires</a> weighing a total of approximately 9.10 carats, on average 0.46 carat each</li><li>Diamonds weighing a total of approximately 2.65 carats</li><li>Platinum, 18 karat white gold clasp</li><li>Total weight 18.31 grams</li><li>Length 7 inches, width 3⁄16 inch</li><li>Accompanied by one Sotheby's pouch</li></ul>

Platinum, White Gold, 9.10ctw Pink Sapphire and Diamond Bracelet

Of the iconic Tank Française collection, set with round brilliant cut diamonds.<ul><li>Diamonds weighing a total of approximately 0.20 carat</li><li>Signed&nbsp;<a href="https://www.sothebys.com/en/buy/luxury/jewelry/cartier" rel="noopener noreferrer" target="_blank">Cartier</a>, with serial number</li><li>Hallmarks</li><li>18 karat yellow gold</li><li>Total weight 15.00 grams</li><li>Length ¾ inch, width ¼ inch</li><li>Fitted with posts</li><li>Accompanied by one Sotheby's box</li><li>Accompanied by a Cartier certificate of authenticity</li></ul>

Gold and Diamond Tank Française Hoop Earclips

Of classic Maillon Panthère collection, set with round brilliant cut diamonds.<ul><li>Diamonds weighing a total of approximately 0.28 carat</li><li>Signed&nbsp;<a href="https://www.sothebys.com/en/buy/luxury/jewelry/cartier" rel="noopener noreferrer" target="_blank">Cartier</a>, with serial number</li><li>Hallmarks</li><li>18 karat yellow gold</li><li>Total weight 15.10 grams</li><li>Length ¾ inch, width ⅜ inch</li><li>Fitted with posts</li><li>Accompanied by one Sotheby's box</li></ul>

Gold and Diamond Maillon Panthere Hoop Earclips

Set with 2 round brilliant-cut diamonds and 2 detachable pear-shaped diamond pendants.<ul><li>Round brilliant-cut diamonds weighing 0.81 carat and 0.85 carat</li><li>Pear-shaped diamonds weighing 1.51 carats and 1.51 carats</li><li>18 karat white gold</li><li>Length ¾ inches</li><li>Accompanied by GIA report no. 1448214634, dated August 01, 2022, stating the 0.81 carat round brilliant-cut diamond is I color and VS2 clarity</li><li>Accompanied by GIA report no. 2221924871, dated May 16, 2023, stating the 1.51 carat pear brilliant-cut diamonds are I color and SI2 clarity</li><li>Accompanied by GIA report no. 6441128515, dated July 21, 2022, stating the 0.85 carat round brilliant-cut diamond is I color and VS2 clarity</li><li>Accompanied by GIA report no. 7466860104, dated June 15, 2023, stating the 1.51 carat pear brilliant-cut diamonds are I color and SI1 clarity</li></ul>

White Gold and 4.68ct Diamond Convertible Earrings

Harry Winston

Set with round brilliant cut diamonds throughout.<ul><li>Diamonds weighing a total of approximately 6.00 carats</li><li>Signed HW, with serial numbers</li><li>Platinum 950</li><li>Total weight 19.90 grams</li><li>Diameter 1¼ inches</li><li>Accompanied by one Sotheby's box</li></ul>

Platinum and 6.00ctw Round Brilliant Cut Diamond Hoop Earrings

Composed of an oval shaped Burmese <a href="https://www.sothebys.com/en/buy/luxury/jewelry/fine-jewelry/sapphire" rel="noopener noreferrer" target="_blank">sapphire</a> and accented by oval cut diamonds.<ul><li>Burmese <a href="https://www.sothebys.com/en/buy/luxury/jewelry/fine-jewelry/sapphire" rel="noopener noreferrer" target="_blank">sapphire</a> weighing 2.63 carats</li><li>Diamonds weighing a total of approximately 1.00 carat</li><li>Platinum</li><li>Total weight 6.00 grams</li><li>Size 7</li><li>Accompanied by AGL report no. 1154352, dated 26 February 2026, stating that the 2.63 carat <a href="https://www.sothebys.com/en/buy/luxury/jewelry/fine-jewelry/sapphire" rel="noopener noreferrer" target="_blank">sapphire</a> is Burma (Myanmar) origin and shows No Heat Enhancement</li><li>Accompanied by GIA report no. 2231860624, dated 9 February 2026, stating that the <a href="https://www.sothebys.com/en/buy/luxury/jewelry/fine-jewelry/sapphire" rel="noopener noreferrer" target="_blank">sapphire</a> is Burma (Myanmar) origin, shows No Indications of Heating, and is described in the trade as Royal Blue</li><li>Accompanied by one Sotheby's box</li></ul>

Platinum, 2.63ct Burmese Royal Blue Sapphire and Diamond Ring

Set with 106 round brilliant-cut diamonds.<ul><li>Diamonds weighing a total of approximately 20.60 carats</li><li>18 karat white gold</li><li>Total weight 32.79 grams</li><li>Length 16½ inches</li></ul>

White Gold and 20.60ct Diamond Rivière Tennis Necklace

Of classic engagement ring design, centering an oval cut Fancy Intense <a href="https://www.sothebys.com/en/buy/the-bridal-shop/engagement-rings/unique-solitaires/yellow-diamond" rel="noopener noreferrer" target="_blank">Yellow diamond</a>, accented by round brilliant cut near colorless diamonds.<ul><li>Fancy Intense <a href="https://www.sothebys.com/en/buy/the-bridal-shop/engagement-rings/unique-solitaires/yellow-diamond" rel="noopener noreferrer" target="_blank">Yellow diamond</a> weighing 1.09 carats</li><li>Near colorless diamonds weighing a total of approximately 0.45 carat</li><li>18 karat white gold</li><li>Total weight 2.65 grams</li><li>Size 6½</li><li>Accompanied by one Sotheby's box</li><li>Accompanied by GIA report no.2247006265, dated 01 November 2016, stating that 1.09 carat diamond is Fancy Intense Yellow color and VS1 clarity</li></ul>

White Gold, 1.09ct Oval Shape Fancy Intense Yellow Diamond and Diamond Engagement Ring 

Of classic <a href="https://www.sothebys.com/en/buy/the-bridal-shop/engagement-rings" rel="noopener noreferrer" target="_blank">engagement ring</a> design, centering a radiant cut Fancy <a href="https://www.sothebys.com/en/buy/the-bridal-shop/engagement-rings/unique-solitaires/yellow-diamond" rel="noopener noreferrer" target="_blank">Yellow diamond</a>, flanked by 2 trapezoid cut near colorless diamonds.<ul><li>Fancy <a href="https://www.sothebys.com/en/buy/the-bridal-shop/engagement-rings/unique-solitaires/yellow-diamond" rel="noopener noreferrer" target="_blank">Yellow diamond</a> weighing 3.08 carats</li><li>Trapezoid cut diamonds weighing a total of approximately 0.80 carat</li><li>Platinum and 18 karat yellow gold</li><li>Total weight 6.51 grams</li><li>Size 6½</li><li>Accompanied by one Sotheby's box</li><li>Accompanied by GIA report no. 6234405168, dated 04 October 2024, stating that the 3.08 carat diamond is natural Fancy Yellow color and VVS1 clarity with faint fluorescence</li></ul>

Platinum, Gold, 3.08ct Radiant Cut Fancy Yellow Diamond and Diamond Engagement Ring

Composed of emerald-cut diamonds.<ul><li>Diamonds weighing a total of approximately 5.00 carats, on average 0.25 carat each</li><li>Platinum</li><li>Size 6</li></ul>

Platinum and 5.00ctw Emerald Cut Diamond Eternity Band Ring

Composed of baguette and round brilliant-cut diamonds.<ul><li>Baguette-cut diamonds weighing a total of approximately 8.00</li><li>Round brilliant-cut diamonds weighing a total of approximately 10.00 carats</li><li>18 karat white gold</li><li>Total weight 82.75 grams</li><li>Interior circumference 16½ inches, width ¾ inch</li><li>This item is final sale and not eligible for return</li></ul>

White Gold and 18.00ctw Diamond Collar Necklace

Of a bypass design, set with pear cut pink diamonds and near colorless diamonds, accented by round brilliant cut diamonds.<ul><li>Pink diamonds weighing a total of approximately 1.10 carats</li><li>Near colorless diamonds weighing a total of approximately 0.95 carat</li><li>18 karat white gold and rose gold</li><li>Total weight 6.03 grams</li><li>Size 6½</li><li>Accompanied by GIA report no. 2225875847, dated 14 April 2023, stating that the 0.15 carat diamond is natural Fancy Purplish Pink</li><li>Accompanied by GIA report no. 1226875856, dated 14 April 2023, stating that the 0.14 carat diamond is natural Fancy Light Purplish Pink</li><li>Accompanied by GIA report no. 6224875874, dated 14 April 2023, stating that the 0.13 carat diamond is natural Fancy Light Purplish Pink</li><li>Accompanied by GIA report no. 2221875870, dated 14 April 2023, stating that the 0.12 carat diamond is natural Fancy Light Purplish Pink</li></ul>

White Gold, Rose Gold, Pink Diamond and Diamond Ring 

Composed of 125 round brilliant-cut diamonds.<ul><li>Diamonds weighing a total of approximately 22.75 carats, on average 0.18 carat each</li><li>18 karat yellow gold</li><li>Total weight 33.47 grams</li><li>Length 18¼ inches</li></ul>

Gold and 22.75ctw Round Brilliant Cut Diamond Tennis Necklace

Of Macao collection, composed of interlocking ropetwist links, each link accented with pavé set round brilliant cut diamonds.<ul><li>Diamonds weighing a total of approximately 3.50 carats</li><li>Signed <a href="https://www.sothebys.com/en/buy/luxury/jewelry/van-cleef-&amp;-arpels" rel="noopener noreferrer" target="_blank">VCA</a>, with serial numbers</li><li>18 karat yellow gold</li><li>Circa 1970s</li><li>Total weight 74.90 grams</li><li>Length 7½ inches, with 1 inch</li><li>Accompanied by one Sotheby's pouch</li></ul>

Diamond Fine Jewelry

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Jogani

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