22 septembre 2016

Fancy Intense Blue Diamond sells for £2.32 Million at Bonhams London

Lot 126. A 3.81 carats fancy intense blue diamond ring. Sold for £2,322,500 (€2,702,938). Photo: Bonhams. LONDON - Bonhams kicks off the fine jewellery autumn season selling Kashmir sapphires, Harry Winston diamonds and signed jewellery for dazzling prices. A rare blue diamond and pair of Kashmir sapphires caught the eye of global buyers at Bonhams Fine Jewellery sale this week (20th September 2016). The star of the sale was a very rare oval-cut blue diamond. Weighing 3.81 carats, the Fancy Intense Blue... [Lire la suite]

11 juillet 2014

Emerald and Diamond necklace, J. Roca, 1970s

Emerald and Diamond necklace, J. Roca, 1970s. Photo Sotheby's Designed as a series of navette-shaped links set with brilliant-cut, pear- and marquise-shaped diamonds, accented with circular-cut and pear-shaped emeralds, length approximately 410mm, signed J. Roca, maker's mark. Estimation 9,000 — 12,000 GBP Sotheby's. Fine Jewels, London | 16 juil. 2014, 10:00 AM -www.sothebys.com
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28 avril 2010

Highlights results of Christie's. Jewels and Watches: The Dubai Sale. 28 April 2010

A magnificent diamond ring, by J. Roca.  photo: Christie's Images Ltd 2010 The ring composed of a cut-cornered rectangular diamond weighing 17.71 carats to the tapered baguette-cut diamond shoulders with plain hoop. Signed by J. Roca. Estimate $1,000,000 - $1,500,000 - Price Realized $1,314,500 Accompanied by report no. 5111816766 dated 11 March 2010 from the GIA Gemological Institute of America stating that the diamond is D Colour, VVS2 clarity An important coloured diamond ring. photo: Christie's Images Ltd... [Lire la suite]
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16 avril 2010

Art Deco Jewels showcased for the first time in the Middle East

A magnificent diamond ring, signed by J. Roca, composed of a cut-cornered rectangular diamond weighing 17.71 carats to the tapered baguette-cut diamond shoulders with plain hoop, Accompanied by report no. 5111816766 dated 11 March 2010 from the GIA Gemological Institute of America stating that the diamond is D Colour, VVS2 clarity. Estimate: $1,000,000-1,500,000. Photo: Christie's Images Ltd., 2010. Dubai – Christie’s Dubai will for the first time present a wide range of period jewels from the Art Deco period (1920 to 1935) in... [Lire la suite]