Type IIa diamond ring

Lot 2060. Important 16.44 carats, D colour, Internally Flawless clarity, Type IIa diamond ring. Estimate HKD 9,500,000 - HK$15,000,000  (US$1,200,000-1,900,000). © Christie's Image Ltd 2019  Cut-cornered rectangular step-cut diamond of 16.44 carats, circular-cut diamonds, gold, ring size 6 (illustrated unmounted). GIA, 2019, report no. 12376258: 16.44 carats, D colour, Internally Flawless clarity, Type IIa Christie's. Hong Kong Magnificent Jewels, Hong Kong, 28 May 2019

Genève – Au mois de mai prochain à Genève, Sotheby’s offrira deux chefs-d’œuvre emblématiques de deux périodes clés de l’histoire de la joaillerie. Dans la foulée de la vente record des Bijoux Royaux de la Famille Bourbon-Parme en novembre dernier, ces deux bijoux jouissent d’une provenance prestigieuse : tous deux ont fait partie des collections de femmes influentes qui ont marqué leur temps par leur élégance et leur style. Le premier est un sublime collier Art Déco en émeraudes et diamants certainement créé par Van... [Lire la suite]

Lot 1793. A D Colour, Internally Flawless 8.02 carats Type IIa Diamond Ring. Estimate HK$4,500,000 — 6,000,000 / US$573,300 - 764,400. Lot Sold 4,975,000 HKD (634,611 USD). Courtesy Sotheby's. Set with a pear-shaped diamond weighing 8.02 carats, flanked by tapered baguette diamonds, size 5. Accompanied by GIA report no. 5191068431, dated 17 July 2018, stating that the diamond is D Colour, Internally Flawless; further accompanied by diamond type classification... [Lire la suite]

Lot 1715. An Impressive 20.01 carats D Colour, VVS1 Clarity, Type IIa Diamond Ring. Estimate 11,000,000 — 16,000,000 HKD (1,401,400 — 2,038,400 USD). Lot Sold 13,375,000 HKD (1,706,115 USD). Courtesy Sotheby's. Set with a pear-shaped diamond weighing 20.01 carats, embellished with brilliant-cut diamonds and diamonds of pink tint, size 7¾. Accompanied by GIA report no. 12362315, dated 21 August 2018, stating that the diamond is D Colour, VVS1 Clarity, with... [Lire la suite]

Lot 2039. An exceptional 8.88 carats type IIa diamond ring. Estimate HKD 2,850,000 - HKD 4,000,000. Price realised HKD 4,095,750. © Christie's Image Ltd 2004. The heart-shaped diamond weighing 8.88 carats to the circular-cut diamond shoulders, mounted in 18k white gold, ring size 5¼With report no. 13249803 dated 11 May 2004 from the Gemological Institute of America stating that the diamond is D colour, flawless clarity, excellent polish and excellent symmetryWith report no. 0408059 dated 16... [Lire la suite]

Lot 326. A 11.40 carats D VVS1 IF Type IIA diamond ring. Estimate CHF 800,000 - CHF 1,000,000. Price realised CHF 1,145,000. © Christie's Image Ltd 2015  Set with a rectangular-cut diamond, weighing approximately 11.40 carats, to the tapered baguette-cut diamond shoulders, ring size 3¼ with ring sizer, with French assay mark for platinum. Accompanied by report no. 5171103197 dated 6 April 2015 from the GIA Gemological Institute of America stating that the diamond is D colour,... [Lire la suite]

Lot 345. A 18.26 carats E VVS2 IF Type IIA diamond ring, by Bulgari. Estimate CHF 1,000,000 - CHF 1,500,000. Price realised CHF 1,925,000. © Christie's Image Ltd 2015  Set with a cut-cornered rectangular-cut diamond, weighing approximately 18.26 carats, to the tapered baguette-cut diamond shoulders, mounted in platinum and gold, ring size 3½ with ring sizer. Signed Bulgari. Accompanied by report no. 6173105245 dated 7 April 2015 from the GIA Gemological Institute of America stating... [Lire la suite]

Lot 134. Barbara Sinatra’s 20.60 carats D VVS1 Type IIa Diamond Enagement Ring. Estimate 1,000,000 — 1,500,000 USD. Lot sold 1,695,000 USD. ©  Sotheby's. Centering an emerald-cut diamond weighing 20.60 carats, flanked by two triangular-shaped diamonds, size 5¾. Accompanied by GIA report no. 2195301718 stating that the diamond is D color, VVS1 clarity. Together with a letter from the GIA stating that the diamond has been determined to be Type IIa. Sotheby's.... [Lire la suite]

Lot 1744. Type IIA Diamond Ring, weighing 10.05 carats. Estimate: 6,400,000-8,000,000 HKD. Lot sold 7,320,000 HKD (933,739 USD). Courtesy Sotheby's. Set with an old European-cut diamond weighing 10.05 carats, to the brilliant-cut diamond gallery and hoop, mounted in 18 karat white gold, size 6.  Accompanied by GIA report no. 1152098861, dated 22 June 2015 and Gübelin report no. 15070057, dated 13 July 2015, both stating that the 10.05 carat diamond is D Colour, Internally Flawless;... [Lire la suite]

Lot 1891. An Important 18.45 carats Type IIa Diamond Ring. Estimate: 9,800,000-14,000,000 HKD. Lot sold 18,120,000 HKD (2,311,387 USD). Courtesy Sotheby's. Set with a step-cut diamond weighing 18.45 carats, between two shield-shaped diamonds, mounted in platinum, size 7.  Accompanied by GIA report no. 11506055, dated 21 August 2018, stating that the diamond is D Colour, VVS2 Clarity; together with an additional GIA worksheet stating that the diamond may... [Lire la suite]