17 mai 2016

Platinum and Diamond Ring, René Boivin, France

Lot 68. Platinum and Diamond Ring, René Boivin, France. Estimate10,000 — 15,000 USD. Photo Sotheby's Centering a row of five old European-cut diamonds, the mounting accented by numerous smaller old European-cut diamonds, size 4, with French assay and workshop marks.  Accompanied by a Certificate of Authenticity from Françoise Cailles. Sotheby's. Fine Jewels New York | 10 Jun 2016, 10:00 AM
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10 avril 2016

Important Platinum and Diamond Ring

Lot 309. Important Platinum and 17.05 carats Diamond Ring. Estimate 600,000 — 800,000 USD. Photo: Sotheby's. Centering an emerald-cut diamond weighing 17.05 carats, flanked by round and tapered baguette diamonds weighing approximately 1.60 carats, size 8. Accompanied by GIA report no. 10088373 stating that the diamond is I color, VVS1 clarity. Together with the original working diagram stating that the diamond may be potentially Internally Flawless. Sotheby's. Magnificent Jewels, New... [Lire la suite]
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10 avril 2016

Magnificent Platinum and Diamond Ring

Lot 188. Magnificent Platinum and 15.37 carats Type lla Diamond Ring. Estimate 1,200,000 — 1,800,000 USD. Photo: Sotheby's. Set with an emerald-cut diamond weighing 15.37 carats, size 5. Property from the collection of Josephine Chaus Accompanied by GIA report no. 2175505237 stating that the diamond is D color, VVS1 clarity. Together with the original working diagram stating that the diamond may be potentially Internally Flawless. Also with a letter from the GIA stating that the... [Lire la suite]
10 avril 2016

Magnificent Platinum and Diamond Ring

Lot 318. Magnificent Platinum and 19.25 carats Type lla Diamond Ring. Estimate 1,800,000 — 2,200,000 USD. Photo: Sotheby's. Centering an emerald-cut diamond weighing 19.25 carats, flanked by two modified calf's head-shaped diamonds weighing approximately 1.40 carats, size 6¼. Accompanied by GIA report no. 1176455100 stating that the diamond is D color, VVS1 clarity. Together with the original working diagram stating that the diamond may be potentially Internally Flawless. Also with a... [Lire la suite]
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03 avril 2016

A Platinum and Diamond Ring

Lot 259. A Platinum and 10.02 carats Diamond Ring. Estimate $ 130,000-160,000. Sold for $137,000 © 2016 Leslie Hindman Auctioneers, Inc. containing one rectangular modified brilliant cut diamond weighing approximately 10.02 carats, the knife edge setting containing 72 round brilliant cut diamonds weighing approximately 0.79 carat total within two separate sections. 7.20 dwts. Accompanied by a Gemological Institute of America diamond grading certificate number 12466205, dated February 27,... [Lire la suite]
02 avril 2016

A Platinum and Diamond Ring

Lot 361. A Platinum and 8.00 carats Diamond Ring. Estimate $ 175,000-200,000. © 2016 Leslie Hindman Auctioneers, Inc. containing a squared octagonal step cut diamond weighing approximately 8.00 carats and four tapered baguette cut diamonds weighing approximately 0.56 carat total. Stamp: Plat. 5.50 dwts. Accompanied by a Gemological Institute of America diamond grading certificate number 5118373, dated November 14, 2015, stating Weight: 8.00 carats, Color: H, Clarity: VS2, Polish: Good, Symmetry:... [Lire la suite]

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]
23 novembre 2015

Historic jewels, exceptional stones & iconic designs: Discover Sotheby's Magnificent Jewels Auction

The December auction is led by a Magnificent and Historic Platinum and Diamond Necklace, Van Cleef & Arpels (estimate $3.6/4.6 million. Photo: Sotheby's. NEW YORK, NY.- Just in time for the holidays, Sotheby’s final jewelry auction of the fall season will be held in New York on 9 December 2015. The more than 500 pieces on offer – with estimates starting at $5,000 – will be on view in Sotheby's York Avenue galleries beginning 5 December, alongside the auctions of Important Watches and RM Sotheby’s Driven by... [Lire la suite]
08 septembre 2015

Platinum and Diamond Ring, Harry Winston

Platinum and 5.27 carats Diamond Ring, Harry Winston. Estimate 150,000 — 200,000 USD . Photo: Sotheby's. Centering a marquise-shaped diamond weighing 5.27 carats, flanked by tapered baguette diamonds weighing approximately .45 carat, size 5¼, with maker's mark for Jacques Timey. Accompanied by GIA report no. 2171217267 stating that the diamond is D color, VS1 clarity. Together with the original working diagram stating that the diamond may be potentially internally flawless.  Sotheby's.... [Lire la suite]
04 septembre 2015

Fine Platinum and Diamond Ring

Fine Platinum and 12.21 carats Diamond Ring. Estimate 550,000 — 650,000 USD. Photo: Sotheby's. Centering a pear-shaped diamond weighing 12.21 carats, flanked by tapered baguette diamonds weighing approximately .70 carat, size 6. Accompanied by GIA report no. 2175129228 stating that the diamond is F color, VVS2 clarity. Sotheby's. Important Jewels, New York, 24 Sep 2015
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