High Jewelry

Set with a cushion-shaped spinel weighing 21.36 carats and brilliant-cut diamonds, 18 karat and yellow gold.

Set with a cushion-shaped spinel weighing 21.36 carats and brilliant-cut diamonds, 18 karat and yellow gold. Approximate Gross Weight: 15 grams Approximate Size: 6 AGL report no. 1115120, 27 April 2022: 21.36 carats, Classic™ Tanzania, None SSEF report: 21.36 carats, Tanzanian, no indications of heating

View 1 of Lot 1782: Spinel and Diamond Ring | 21.36克拉 天然「坦桑尼亞」未經加熱尖晶石 配 鑽石 戒指 

spinel and diamond ring | 21.36克拉 天然「坦桑尼亞」未經加熱尖晶石 配 鑽石 戒指

Fine Jewelry

Centring a circular-cut spinel within a brilliant-cut diamond border.

Centring a circular-cut spinel within a brilliant-cut diamond border. Spinel weighing 3.11 caratsSize 55Maker’s mark stamped 750 for 18 carat goldSSEF report no. 158268, 27 October 2026: spinel 3.11 carats, Burma, no indications of heatingGross weight approximately 5 grams

View 1 of Lot 679: Spinel and Diamond Ring

spinel and diamond ring

Set with a cushion-shaped spinel within a brilliant-cut diamond border.

Set with a cushion-shaped spinel within a brilliant-cut diamond border. Spinel weighing 7.28 caratsSize 53Stamped Pt950 for platinumSSEF report no. 158141, 15 October 2026: spinel 7.28 carats, Burma, no indications of heatingGross weight approximately 11 grams

View 1 of Lot 780: Spinel and Diamond Ring

Featuring oval and circular-cut spinels, framed by marquise-shaped and brilliant-cut diamonds.

Featuring oval and circular-cut spinels, framed by marquise-shaped and brilliant-cut diamonds. Length approximately 450mmSigned SchwartzStamped 750 for 18 carat goldGross weight approximately 94 grams

View 1 of Lot 787: Spinel and Diamond Necklace

spinel and diamond necklace

Set throughout with cushion and oval-shaped red and grey spinels, accented by brilliant-cut diamonds.

Set throughout with cushion and oval-shaped red and grey spinels, accented by brilliant-cut diamonds. Length approximately 170mmMaker's markStamped 750 for 18 carat rose and white goldGross weight approximately 60 grams

View 1 of Lot 902: Spinel and Diamond Bracelet

spinel and diamond bracelet

Comprising a necklace and a pair of pendent earrings set with cabochon spinels and brilliant-cut diamonds.

Comprising a necklace and a pair of pendent earrings set with cabochon spinels and brilliant-cut diamonds. Length of necklace approximately 410mm, earrings each measuring approximately 40 x 9mmEach stamped Pt950 for platinumEarrings fitted with postsTotal gross weight approximately 99 grams

View 1 of Lot 938: Spinel and Diamond Demi-Parure

spinel and diamond demi-parure

The finely pierced mount collet-set with a cushion-shaped spinel, accented by calibré-cut rubies and rose-cut diamonds.

The finely pierced mount collet-set with a cushion-shaped spinel, accented by calibré-cut rubies and rose-cut diamonds. Spinel weighing 2.77 caratsSize 55GRS report no. GRS2026-031272, 22 April 2026: spinel 2.77 carats, Burma, no indication of thermal treatmentGross weight approximately 4 grams

View 1 of Lot 868: Spinel, Ruby and Diamond Ring

spinel, ruby and diamond ring

Composed of cushion shaped Burmese spinel, accented by round brilliant cut diamonds.<ul><li>Burmese spinel weighing a total of 2.14 carats</li><li>Diamonds weighing a total of approximately 0.25 carat</li><li>18 karat white gold</li><li>Total weight 3.33 grams</li><li>Diameter ⅜ inch</li><li>Accompanied by GIA report no. 6237465359, dated 6 January 2025, stating that the 0.99 and 1.15 carat spinels are of Burma (Myanmar) origin and show No Indications of Heating</li><li>Accompanied by one Sotheby's box</li></ul>

White Gold, 2.14ctw Burmese Spinel and Diamond Stud Earrings

Centering with an octagonal shaped spinel, flanked by 2 rectangular shaped <a href="https://www.sothebys.com/en/buy/luxury/jewelry/fine-jewelry/emerald" rel="noopener noreferrer" target="_blank">emeralds</a>.<ul><li>Spinel weighing 7.20 carats</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 0.90 carat</li><li>Stamped 7.21 CT</li><li>18 karat yellow gold and white gold</li><li>Total weight 7.75 grams</li><li>Size 6½</li><li>Accompanied by one Sotheby's box</li><li>Accompanied by GIA report no. 2245019625, dated 07 August 2026, stating that the 7.20 carat natural spinel is purplish pink color with no indications of heating</li></ul>

Gold, White Gold, 7.20ct Spinel and Emerald Ring 

Centering a cushion-cut spinel, surrounded by round diamonds.<ul><li>Spinel weighing approximately 2.10 carats</li><li>Marked 750</li><li>18 karat white gold</li><li>Total weight&nbsp;5.6&nbsp;grams</li><li>Size 8¼, motif measures 12.4 x 11.1mm</li><li>Accompanied by one Sotheby's box</li></ul>

White Gold, 2.10ct Spinel and Diamond Ring

Centering a cushion shaped spinel, accented by round brilliant cut diamonds.<ul><li>Spinel weighing approximately 3.00 carats</li><li>Diamonds weighing a total of approximately 0.60 carat</li><li>Platinum</li><li>Total weight 8.84 grams</li><li>Size 7¾</li><li>Accompanied by one Sotheby's box</li><li>Accompanied by GIA report no.5232023904, dated 02 August 2023, stating that spinel is natural with no indications of heating</li></ul>

Platinum, Spinel and Diamond Ring

Centering a cushion cut Burmese Spinel, accented by round brilliant cut diamonds and suspended from a chain.<ul><li>Burmese spinel weighing 1.78 carats</li><li>Diamonds weighing a total of approximately 0.25 carat</li><li>18 karat white gold</li><li>Total weight 3.61 grams</li><li>Pendant diameter ⅜ inch; Chain length 17½ - 20 inches</li><li>Accompanied by GIA report no. 6234406244, dated 1 October 2024, stating that the 1.78 carat Spinel is Burma (Myanmar) origin and shows No Indications of Heating</li><li>Accompanied by one Sotheby's box</li></ul>

White Gold, 1.78ct Burmese Spinel and Diamond Pendant Necklace

<ul><li>Sertie d'un spinelle ovale pesant 2.04 carats dans un entourage de diamants taille brillant</li><li>Tour de doigt 54</li><li>Poinçon français pour l'or 18K (750°/00), poinçon de maître partiel</li><li>Poids brut 3.99 g</li><li>Accompagnée d'un certificat GCI no. 2411SNR0542, en date du 16 novembre 2024, indiquant l'origine naturelle et l'absence de traitement pour ce spinelle </li></ul> <ul><li>Claw-set with an oval spinel weighing 2.04 carats surrounded by brilliant-cut diamonds</li><li>Size 54</li><li>French assay mark for 18 carat gold, partial maker's mark</li><li>Gross weight 3.99 grams</li><li>Accompanied by a GCI report no. 2411SNR0542, dated 16 November 2024, stating that the spinel is of natural origin with no indications of treatment</li></ul>

Bague spinelle et diamants | Spinel and diamond ring

Centering a cushion-shaped red Burma spinel and accented by round brilliant-cut diamonds.<ul><li>Burma spinel weighing 10.39 carats</li><li>Diamonds weighing a total of approximately 1.00 carat</li><li>18 karat white and rose gold</li><li>Total weight 6.10 grams</li><li>Size 5½</li><li>Accompanied by Gubelin report no. 16062008, dated 28 June 2016, stating that the 10.39 carat red spinel is of Burma origin and shows no indications of heating</li></ul>

Rose Gold, White Gold, 10.39ct Burmese Spinel and Diamond Ring

Composed of cushion shaped Burmese spinels, accented by marquise and round brilliant cut diamonds, enhanced by round cut <a href="https://www.sothebys.com/en/buy/luxury/jewelry/fine-jewelry/ruby" rel="noopener noreferrer" target="_blank">rubies</a>.<ul><li>Cushion cut Burmese spinels weighing 2.06 carats and 2.01 carats</li><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 0.55 carat</li><li>Diamonds weighing a total of approximately 1.95 carats</li><li>18 karat white gold</li><li>Total weight 7.70 grams</li><li>Length 1 inch, width ½ inch</li><li>Accompanied by GIA report no. 6472268537, dated 15 August 2023, stating that the 2.01 carat spinel is of Burmese origin and shows no indications of heating</li><li>Accompanied by GIA report no. 1473268524, dated 16 August 2023, stating that the 2.06 carat spinel is of Burmese origin and shows no indications of heating</li><li>Accompanied by one Sotheby's box</li></ul>

White Gold, 4.07ctw Burmese Spinel, Ruby and Diamond Drop Earrings

Featuring 2 cushion shaped red spinels, accented by round brilliant cut diamond on the mountings, fitted with lever backs.<ul><li>Spinels weighing 5.24 carats and 5.12 carats</li><li>Diamonds weighing a total of approximately 0.30 carat</li><li>18 karat white gold</li><li>Total weight 11.73 grams</li><li>Length 1⅕ inches</li><li>Accompanied by GRS report no. 2024-030276, dated 13th March 2024, stating that the 5.24 carat spinel is of Burma (Myanmar) origin with no indication of thermal treatment</li><li>Accompanied by GRS report no.2024-030275, dated 13th March 2024, stating that the 5.12 carat spinel is of Burma (Myanmar) origin with no indication of thermal treatment</li></ul>

White Gold, 10.36ctw Burmese Spinel and Diamond Drop Earrings

Composed of pear shaped rubellite tourmalines, accented by round shaped pink spinels, and enhanced by round brilliant cut diamonds.<ul><li>Rubellite tourmaline weighing a total of approximately 25.15 carats</li><li>Pink spinel weighing a total of approxiamtely 2.45 carats</li><li>Diamonds weighing a total of approximately 0.50 carats</li><li>18 karat white gold</li><li>Total weight 13.48 grams</li><li>Length 1¾ inches, width ¾ inches</li><li>Accompanied by one Sotheby's box</li></ul>

White Gold, Rubellite Tourmaline, Spinel and Diamond Drop Earrings

Set with an oval-shaped spinel.<ul><li>Spinel weighs approximately 3.50 carats</li><li>18 karat yellow gold</li><li>Total weight 4.5 grams</li><li>Size 6¼</li><li>Accompanied by one Sotheby's box</li></ul>

Gold and Spinel Ring

L’ambition du goût : Collections Michel Périnet et Françoise Cailles | Bijoux

A décor géométrique, sertie d'un spinelle synthétique rectangulaire à pans coupés, tour de doigt 51, poinçons français d'import pour l'or 18K (750°/00) et l'argent (800°/00), poids brut 10.13 g.

View 1 of Lot 219: Bague spinelle synthétique or et argent

Results for "SPINEL"