13 avril 2011

A magnificent pair of diamond clip brooches, by Cartier, circa 1935

A magnificent pair of diamond clip brooches, by Cartier, circa 1935. Photo Bonhams Each central old pear-shaped diamond, weighing either 4.63 carats or 4.77 carats, within a baguette-cut diamond frame with square-cut diamond highlight, bordered by pear-shaped diamonds, each surmount composed of step, triangular and baguette-cut diamonds, remaining diamonds 43.45 carats total, each signed Cartier London, length of each clip 4.7cm (2) - Estimate: £80,000 - 100,000, $ 130,000 - 160,000 Bonhams. Fine Jewellery, 13 Apr 2011. New Bond... [Lire la suite]
14 novembre 2010

A pair of 10.17 carats Square-cut Diamonds Ear Pendants

A pair of 10.17 carats Square-cut Diamonds Ear Pendants. Photo: Christie's Images Ltd., 2010 The two square-cut diamonds each weighing 10.17 carats, suspended from a line of baguette-cut diamonds, to the diamond-set hook, mounted in platinum, 3.8 cm - Estimate CHF700,000 - CHF900,000 ($719,756 - $925,401) Accompanied by report no. 2115322788 dated 29 October 2009 from the GIA Gemological Institute of America stating that the 10.17 carats is G colour, VS1 clarityReport no. 2115322796 dated 21 April 2010 from the GIA... [Lire la suite]
Posté par Alain Truong à 19:46 - - Commentaires [0] - Permalien [#]
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19 octobre 2010

Andrew Grima, six rings from the Collection of Laura Speiser

A ruby and diamond ring, Andrew Grima © 2002-2010 Bonhams 1793 the oval-shaped ruby within a surround of square-cut diamonds further accented with square and baguette-cut diamonds down the sides, completed by a broad bark-textured mount; signed Grima; ruby weighing approximately: 8.50 carats; estimated total diamond weight: 6.00 carats; mounted in eighteen karat bicolor gold; size 7 3/4 - Sold for $20,740 A yellow sapphire and diamond ring, Andrew Grima, circa 1984 © 2002-2010 Bonhams 1793 centering an oval-shaped... [Lire la suite]
14 juin 2010

Diamond jewelry @ Christie's, New York Jewels, 15 June 2010, New York

An exquisite diamond ring. Photo: Christie's Images Ltd 2010 Set with a cushion-cut diamond, weighing approximately 27.03 carats, mounted in platinum - Estimate $2,500,000 - $3,000,000 With report 5121072749 dated 3 May 2010 from the Gemological Institute of America stating that the diamond is D color, VVS1 clarity, with excellent polish and excellent symmetryAccompanied by a supplemental letter stating that the diamond has been determined to be a Type IIa diamond. Type IIa diamonds are the most chemically pure type of... [Lire la suite]
11 juin 2009

Seven diamond rings

A circular-cut diamond ring Set with a circular-cut diamond, weighing approximately 24.17 carats, flanked on either side by three stepped graduated baguette-cut diamonds, mounted in platinum. Estimate $200,000 - $300,000  - Price Realized $338,500 A pear-shaped diamond ring Set with a pear-shaped diamond, weighing approximately 10.01 carats, flanked on either side by a tapered baguette-cut diamond, mounted in platinum. Estimate $200,000 - $300,000  - Price Realized $458,500 With report 5101466552 dated 14... [Lire la suite]
25 avril 2009

A 8.52 carats square-cut diamond ring

A 8.52 carats square-cut diamond ring Set with a square-cut diamond, weighing approximately 8.52 carats, to the graduated circular-cut diamond shoulders, mounted in platinum. Est. $50,000 - $80,000 - Lot sold $92,500 With report 09000624001 dated 20 January 2009 from the HRD Antwerp Institute of Gemmology stating that the diamond is I color, VS2 clarityWith report 17492403 dated 19 September 2008 from the Gemological Institute of America stating that the diamond is K color, VS2 clarity. Christie's. Jewels: The New York... [Lire la suite]
Posté par Alain Truong à 23:57 - - Commentaires [0] - Permalien [#]
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24 avril 2009

A 7.01 carats square-cut diamond ring

A 7.01 carats square-cut diamond ring Set with a square-cut diamond, weighing approximately 7.01 carats, flanked on either side by a trapeze-cut diamond, mounted in platinumWith report 15268064 dated 11 October 2006 from the Gemological Institute of America stating that the diamond is G color, VVS2 clarity. Est. $180,000 - $200,000 - Sold $218,500 Christie's. Jewels: The New York Sale. 22 April 2009. New York, Rockefeller Plaza www.christies.com Photo: Christie's Images Ltd 2009
Posté par Alain Truong à 22:09 - - Commentaires [0] - Permalien [#]
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