09 avril 2012

Platinum, sapphire and diamond pendant-necklace, Lacloche Frères, France, circa 1925

Platinum, sapphire and diamond pendant-necklace, Lacloche Frères, France, circa 1925. Photo Sotheby' The articulated pendant designed as a cascade of marquise-shaped diamonds weighing approximately 5.15 carats, set in the center with an emerald-cut sapphire weighing 29.50 carats, framed by square-cut, bullet-shaped, hexagonal and triangular-shaped diamonds weighing approximately 2.75 carats, completed by a necklace set with 2 triangular-shaped diamonds weighing approximately 1.80 carats, further set with... [Lire la suite]
09 avril 2012

Platinum and diamond necklace-bracelet combination, Harry Winston, circa 1956

Platinum and diamond necklace-bracelet combination, Harry Winston, circa 1956. Photo Sotheby's Designed as a highly flexible graduated wreath set with 4 pear-shaped diamonds weighing 8.50 carats, completed by smaller pear-shaped diamonds together weighing 49.72 carats, and marquise-shaped diamonds weighing 15.32 carats, length of necklace 13¾ inches, detaches into four sections, lengths 6¼, 3¼, 3¼ and 1 inches, unsigned. With fitted box signed Harry Winston and 'Nancy Hamon' embossed on exterior. Lot... [Lire la suite]
09 avril 2012

Platinum and fancy blue diamond ring, Tiffany & Co., circa 1900

Platinum and fancy blue diamond ring, Tiffany & Co., circa 1900. Photo Sotheby's The modified marquise-shaped diamond of fancy blue color weighing 3.54 carats, within a delicate mounting set with old European-cut and single-cut diamonds weighing approximately .35 carat, size 3½, bearing partial signature 'T' for Tiffany & Co., two diamonds missing. With fitted box signed Tiffany & Co. Lot 430. ESTIMATION 300,000-500,000 USD NOTE DE CATALOGUE: Accompanied by GIA report no. 5141498993... [Lire la suite]
Posté par Alain Truong à 13:13 - - Commentaires [0] - Permalien [#]
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09 avril 2012

18 karat two-colour gold, emerald and diamond necklace

18 karat two-colour gold, emerald and diamond necklace. Photo Sotheby's Of graduated design supporting pendants set with pear-shaped emeralds, the center emerald weighing 42.64 carats, the flanking emeralds weighing approximately 93.75 carats, set throughout with round, marquise-shaped and pear-shaped diamonds weighing approximately 48.00 carats, mounted in white and yellow gold, length 16 inches. Lot 302. ESTIMATION 200,000-300,000 USD Property from the Estate of Eunice Joyce Gardiner. ... [Lire la suite]
30 décembre 2011

Diamond Necklace

Diamond Necklace. Photo Sotheby's the series of floral motifs set with marquise-shaped and brilliant-cut diamonds, length approximately 410mm. ESTIMATE 15,000-20,000 GBP. Lot Sold: 33,650 GBP Sotheby's. Fine Jewels. Londres | 14 Dec 2011 www.sothebys.com
Posté par Alain Truong à 23:35 - - Commentaires [0] - Permalien [#]
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17 décembre 2011

A diamond solitaire ring

A diamond solitaire ring. Photo Bonhams  centering a marquise-shaped diamond, weighing 9.01 carats with triangular-shaped diamond shoulders and a fluted mount; triangular-shaped diamonds each weighing approximately: 2.00 carats; mounted in platinum; size 6 3/4. Sold for US$128,500 Accompanied by GIA report #6137823881, dated September 22, 2011, stating the central diamond as: K (Faint Brown) color, VS1 clarity. Bonhams. Fine Jewelry, 13 Dec 2011. New York, California, Los Angeles and California, San Francisco www.bonhams.com... [Lire la suite]
Posté par Alain Truong à 20:24 - - Commentaires [0] - Permalien [#]
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15 décembre 2011

Diamonds attracted a crowd @ the Bonhams Fine Jewelry auction

An art deco emerald bead, onyx and diamond necklace, Cartier, circa 1925. Photo Bonhams NEW YORK, N.Y.- Outstanding colored and colorless diamonds highlighted the Fine Jewelry sale on December 13 at the New York headquarters of Bonhams. Due to trimulcasting to San Francisco and Los Angeles, large in-house participation, active international online and phone bidding, this holiday jewelry auction realized $4.83 million with 80% sold by lot. Matthew Girling, the Group Jewelry Director at Bonhams, states about the sale, “The sale... [Lire la suite]
13 décembre 2011

Platinum and diamond ring, Oscar Heyman & Brothers

  Platinum and diamond ring, Oscar Heyman & Brothers. Photo Sotheby's The marquise-shaped diamond weighing 9.05 carats, flanked by pear-shaped diamonds weighing approximately 2.70 carats, size 6, maker's mark for Oscar Heyman & Bros, numbered 34821. ESTIMATE 400,000-600,000 USD. Lot Sold: 542,500 USD Accompanied by GIA report no. 2135557933 stating that the diamond is D color, VVS2 clarity; together with a letter from the GIA stating that the diamond has been determined to be type IIa. Sotheby's. Magnificent Jewels.... [Lire la suite]
Posté par Alain Truong à 22:54 - - Commentaires [0] - Permalien [#]
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13 juin 2011

A 1967 pair of diamond pendant earrings & A diamond solitaire ring, Harry Winston

A pair of diamond pendant earrings, Harry Winston, 1967. Photo Bonhams each designed as a pear-shaped diamond, weighing 3.90 and 3.43 carats, suspended from a marquise-shaped diamond and a cluster surmount of pear-shaped diamonds;unsigned, no. 6439, with signed box; remaining diamonds weighing approximately: 5.50 carats total; mounted in platinum; length: 1 3/8in. Estimate: US$90,000 - 120,000 Accompanied by GIA report #2135246746, dated April 4, 2011, stating the 3.90 carats as: D color, VS1 clarity.Accompanied by GIA report... [Lire la suite]
11 mai 2011

Fancy Light Pink Diamond Ring Brings $358,500 as Top Lot in $5+ Million Fine Jewelry Event

Fancy Light Brownish-Pink Diamond, Diamond, Platinum Ring. Photo Heritage Auctions The ring features a marquise-shaped diamond measuring 26.89 x 11.08 x 6.74 mm and weighing 11.74 carats, enhanced by triangle-shaped diamonds, one measuring 9.50 x 8.80 x 2.88 mm and weighing 1.33 carats, and one measuring 9.25 x 8.10 x 2.88 mm and weighing 1.26 carats, set in platinum. A GIA Gem Trade Laboratory report # 1122868433, dated December 3, 2010, stating Natural Fancy Light Brownish-Pink Even color, SI2 clarity, accompanies the center... [Lire la suite]