11 août 2017

A rainbow of colored diamonds at Heritage's Fine Jewelry Auction

DALLAS, TX.- The legendary Hope Diamond, the Dresden Green and Hancock Red exemplify the breathless beauty found deep in the earth's crust. These coveted gems are symbols of power and wealth, romance and intrigue. Heritage Auctions is celebrating colored diamonds on Sept. 25 with its Beverly Hills Fine Jewelry auction. A collection of the extraordinary diamonds offered will tour the country showing off their rainbow hues and mystic beauty in Dallas, New York and Beverly Hills beginning Sept. 7 in Dallas.  An... [Lire la suite]

15 juillet 2017

A 30.72 cts Burma sapphire, diamond and 18k white gold ring

Lot 607. A 30.72 cts Burma sapphire, diamond and 18k white gold ring. Est: €100,000 - €150,000. © Artcurial En or gris 18k (750) ornée d''un rare saphir taillé en pain de sucre, cerné d''un fin bandeau comme l''épaulement mouvementé, sertis de diamants taillés en brillant - Poids du saphir: 30.72 cts -Tour de doigt: 53, Poids brut: 19.15 g     Accompagné de deux certificats du laboratoire GUBELIN (2011) et AGL (2010) indiquant origine de Birmanie, sans traitement thermique. ... [Lire la suite]
Posté par Alain Truong à 20:33 - - Commentaires [0] - Permalien [#]
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19 juin 2017

Burma sapphire and diamond ring

Lot 2180. 15.07 carat Burma sapphire and diamond ring. Estimate CHF 60 000 / 80 000 (€ 55 560 / 74 070). © Koller Auctions Platinum 950, 15g. Set with 1 Burma sapphire of 15.07 ct, not heated, surrounded by brilliant-cut diamonds weighing ca. 1.60 ct. Size ca. 55. With SSEF-Report no. 89997, February 2017, LOTUS-Report no. 9599-9398, March 2016 and CGL-Report no. CGL10401, November 2015.  Koller Auctions. Jewellery - Thursday 29 June 2017, 02.00 PM
Posté par Alain Truong à 15:34 - - Commentaires [0] - Permalien [#]
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11 juillet 2016

10.20 ct Burma Sapphire and diamond ring, by E. Meister

Lot 2025. 10.20 ct Burma Sapphire and diamond ring, by E. Meister. Estimate CHF 120 000 / 180 000 (€ 111 110 / 166 670). Sold for CHF 115 000. Photo Koller White gold 750. Set with 1 fine, oval Burma sapphire of 10.20 ct, not heated, flanked by 2 pear-shaped diamonds totalling 0.60 ct. Size ca. 55.  With SSEF-Report no. 71543, November 2013, Gübelin- Report no. 9905047, May 1999 and copy of the insurance appraisal. Koller. Joaillerie - mercredi 22 juin 2016, 14h00 
Posté par Alain Truong à 19:42 - - Commentaires [0] - Permalien [#]
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30 mars 2016

Extraordinary Schlumberger for Tiffany & Co. Dolphin brooch at Heritage Auctions New York

Multi-Stone, Diamond, Gold Dolphin Brooch, Jean Schlumberger for Tiffany & Co. Estimate: $10,000 - $15,000. NEW YORK, NY.- An extraordinary, Multi-Stone, Diamond, Gold Dolphin Brooch — designed by Parisian artist and jeweler Jean Schlumberger for Tiffany & Co. — highlights more than 1,300 lots in Heritage Auctions' first major Fine Jewelry Auction of the year. The April 19 New York auction draws together large-carat colored diamonds, Burma rubies and sapphires, and unmounted gemstones for an auction in... [Lire la suite]