14 novembre 2010

A superb 19.94 carats Kashmir cushion-cut sapphire

A superb 19.94 carats Kashmir cushion-cut sapphire. Photo: Christie's Images Ltd., 2010 The unmounted cushion-cut sapphire weighing 19.94 carats Accompanied by report no. 1008001 dated 3 August 2010 from the Gübelin GemLab stating that the sapphire is of Kashmir origin, with no indications of heating.Report no. CS42413 dated 17 June 2010 from the AGL American Gemological Laboratories stating that the sapphire is of Kashmir origin, with no indications of clarity or heat enhancementReport no.93005412 dated 10 March 2009 from... [Lire la suite]
Posté par Alain Truong à 18:35 - - Commentaires [0] - Permalien [#]
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21 octobre 2010

Sapphire and diamond jewelry @ Sotheby's Hong Kong

Unique Kashmir sapphire and diamond ring, circa 1938, Van Cleef & Arpels. photo courtesy Sotheby's Centring on an invisibly-set cushion-shaped sapphire weighing 7.54 carats, framed by tapered baguette diamonds, the shank accented with brilliant-cut diamonds, the diamonds together weighing approximately 5.40 carats, mounted in platinum plated with 18 karat yellow gold, signed and numbered N.Y. 42059, ring guard fitting.. Estimate 3,200,000—4,000,000 HKD. Lot Sold 4,580,000 HKD PROVENANCE: The Estate of Cornelius... [Lire la suite]
Posté par Alain Truong à 22:39 - - Commentaires [0] - Permalien [#]
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07 mai 2010

Unmounted Kashmir Sapphires @ Sotheby's Magnificent Jewels, 20 Apr 10, New York

Two Unmounted Sapphires. photo Sotheby's The two cushion-shaped sapphires weighing 8.37 and 8.02 carats. Est. 500,000—700,000 USD. Lot Sold 1,082,500 USD NOTE: Accompanied by AGL report nos. CS 41712 and CS 41711 stating that the sapphires are of Kashmir origin, no gemological evidence of heat. Also accompanied by Gübelin report no. 1003012/1 and 2 stating that the sapphires are of Kashmir origin, no indications of heating. Two Unmounted Sapphires. photo Sotheby's The cushion-shaped sapphires weighing 6.39... [Lire la suite]
Posté par Alain Truong à 23:29 - - Commentaires [0] - Permalien [#]
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23 avril 2010

The sensational six leads Christie’s Hong Kong sale of exquisite jewels this spring

Hong Kong - Christie’s are proud to announce ‘The Sensational Six’, a selection of six superlative gems which will draw the eyes of the jewellery world to Hong Kong on June 1, 2010. Each the best of its type, these jewels present serious gem collectors with a remarkable opportunity at a time when high quality jewels become increasingly rare on the market. Led by a magnificent single-strand jadeite bead necklace (Fig. 1, estimate: HK$50-80 million/US$6.4-10 million) and a superb 5.01carat Fancy Vivid Blue VS2 heart-shaped diamond ring... [Lire la suite]
11 octobre 2009

Shopping of Kashmir and Ceylon Sapphire @ Sotheby's Hong Kong

Important and rare Kashmir Sapphire and Diamond ring. photo Sotheby's Set with a cushion-shaped sapphire weighing 18.08 carats, flanked by two similarly-cut diamonds together weighing 2.96 carats, mounted in platinum. Estimate Upon Request - Sold 11,748,000 HKD Ring size: 5 3/4 Accompanied by AGTA, AGL and Gübelin reports stating that the 18.08 carat sapphire is natural, of Kashmir origin, with no indications of heating. Sapphires which have not been heated are scarce; also accompanied by a special AGTA portfolio... [Lire la suite]
26 septembre 2009

Cartiered Away: Outstanding Results from Bonhams Jewellery Sale

A fine aquamarine, sapphire and diamond sautoir, by Cartier, circa 1920. Sold for £216,000 © 2002-2009 Bonhams 1793 Ltd Yesterday's jewellery sale at Bonhams New Bond Street demonstrated that for high quality fine jewellery a phenomenal price can be commanded, with the one Cartier sautoir being sold for £216,000 from the pre-sale estimate of £15,000- £20,000. The vertically aligned pendant set with two step-cut aquamarines, the largest cut-cornered stone to the centre, connected by cabochon sapphire and brilliant and single-cut... [Lire la suite]
15 août 2009

Sotheby's Hong Kong Autumn Sales : Important Watches & Magnificent Jewels and Jadeite

Hong Kong, August 2009 Sotheby’s Hong Kong Autumn Sales 2009 will be held at the Hong Kong Convention and Exhibition Centre from 3 to 8 October 2009. This sales series will offer over 2,300 lots of Modern and Contemporary Chinese and Southeast Asian Art, traditional Chinese paintings, fine Chinese ceramics and works of art as well as jewellery, watches and wine with a total estimate in excess of HK$780 million / US$100 million*. Selected highlights will be showcased during travelling exhibitions across Asia and in New York in August... [Lire la suite]
07 juin 2009

A cushion-shaped sapphire and diamond ring

A cushion-shaped sapphire and diamond ring The cushion-shaped sapphire, weighing 8.13 carats, between fancy-cut diamond shoulders, mounted in platinum, diamonds approximately 1.60 carats total, ring size 5¾..Estimate: HK$1,200,000 - 1,800,000, $150,000 - 230,000. Unsold Accompanied by a certificate from the AGTA Gemological Testing Centre, stating that the sapphire is natural, of Kashmir origin and has no indication of heating. Report number 92005210, dated 9th February 2007. Accompanied by a certificate from the... [Lire la suite]
Posté par Alain Truong à 23:55 - - Commentaires [0] - Permalien [#]
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