18 juillet 2014

An antique sapphire and diamond pendant

An antique sapphire and diamond pendant. Photo Christie's Image Ltd 2007 Set with a cushion-cut sapphire, weighing approximately 22.66 carats, within an old European-cut diamond surround, mounted in gold, circa 1886. Estimate $250,000 - $350,000. Price Realized $3,064,000 With report 0702554 dated 20 February 2007 from the Gübelin Gemmological Laboratory stating that gemmological testing revealed characteristics consistent with those of sapphires originating from Kashmir. No indications of heating Accompanied by an appendix... [Lire la suite]

07 juillet 2014

A rare unmounted cushion-cut sapphire

A rare unmounted cushion-cut sapphire. Photo Christie's Image Ltd 2004 Weighing approximately 19.45 carats Price Realized $601,100 With report CS 36993 dated 12 May 2004 from the American Gemological Laboratories stating that based on available gemological information, it is the opinion of the Laboratory that the origin of this material would be classified as Classic Kashmir. Heat Enhancement: None. Clarity Enhancement: NoneR Christie's. MAGNIFICENT JEWELS, 12 October 2004, New York, Rockefeller... [Lire la suite]
Posté par Alain Truong à 19:20 - - Commentaires [0] - Permalien [#]
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19 avril 2014

An Important Unheated Ceylon Sapphire and Diamond Ring

An Important Unheated Ceylon Sapphire and Diamond Ring. Photo Phillips. Set with a cushion-cut Ceylon sapphire, weighing approximately 13.21 carats, with a pavé-set diamond surround and half hoop, mounted in platinum, size 6 1/2. Estimate $100,000 - 140,000 With report no.CS49646 dated 17 May 2012 from the American Gemological Laboratories, stating that the sapphire is of Sri Lankan (Ceylon) origin, with no indications of heat Phillips. JEWELS NEW YORK 30 APRIL 2014 10AM - http://phillips.com/
03 avril 2014

A sapphire and diamond ring

A sapphire and diamond ring. Photo Christie's Image Ltd 2014 Set with a cushion-cut sapphire, weighing approximately 9.20 carats, within a pear-shaped diamond surround, mounted in platinum. Estimate $10,000 – $15,000 Christie's. MAGNIFICENT JEWELS, 16 April 2014, New York, Rockefeller Plaza - www.christies.com
Posté par Alain Truong à 18:57 - - Commentaires [0] - Permalien [#]
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03 avril 2014

A cushion-cut sapphire ring

A cushion-cut sapphire ring. Photo Christie's Image Ltd 2014 Set with a cushion-cut sapphire, weighing approximately 6.11 carats, mounted in platinum. Estimate $70,000 – $100,000 With report CS 58692 dated 16 January 2014 from the American Gemological Laboratories stating that it is the opinion of the Laboratory that the origin of this material would be classified as Burma (Myanmar). No gemological evidence of heat With report 6157466583 dated 22 May 2013 from the Gemological Institute of America that the geographic origin of... [Lire la suite]
Posté par Alain Truong à 18:35 - - Commentaires [0] - Permalien [#]
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03 avril 2014

A cushion-cut sapphire and diamond ring

A cushion-cut sapphire and diamond ring. Photo Christie's Image Ltd 2014 Set with a cushion-cut sapphire, weighing approximately 8.80 carats, to the French-cut diamond half-hoop, mounted in platinum. Estimate $70,000 – $100,000 With report CS 57284 dated 18 October 2013 from the American Gemological Laboratories stating that the origin of this sapphire would be classified as Ceylon (Sri Lanka). Standard Enhacement: Heat Christie's. MAGNIFICENT JEWELS, 16 April 2014, New York, Rockefeller Plaza - www.christies.com


03 avril 2014

A cushion-cut sapphire and diamond ring

A cushion-cut sapphire and diamond ring. Photo Christie's Image Ltd 2014 Set with a cushion-cut sapphire, weighing approximately 32.60 carats, to the French-cut diamond shoulders, mounted in platinum. Estimate $450,000 – $550,000 With report CS 58481 dated 17 December 2013 from the American Gemological Laboratories stating that it is the opinion of the Laboratory that the origin of this material would be classified as Ceylon (Sri Lanka). No gemological evidence of heat Christie's. MAGNIFICENT JEWELS, 16 April 2014, New York,... [Lire la suite]
01 avril 2014

A sapphire and diamond ring

A sapphire and diamond ring. Photo Christie's Image Ltd 2014 Set with a cushion-cut sapphire, weighing approximately 7.55 carats, flanked on either side by an old mine-cut diamond, weighing approximately 1.06 and 1.05 carats, to the single-cut diamond shoulders, mounted in platinum. Estimate $30,000 – $50,000 With report 13075212 dated 24 July 2013 from the Gübelin Gem Lab stating that the gemmological testing revealed characteristics consistent with those of sapphires originating from Burma (Myanmar). No indications of heating ... [Lire la suite]
01 avril 2014

A sapphire and diamond ring, by Bvlgari

  A sapphire and diamond ring, by Bvlgari. Photo Christie's Image Ltd 2014 Set with a cushion-cut sapphire, weighing approximately 27.42 carats, to the circular-cut diamond gallery and bifurcated shoulders, enhanced with baguette-cut and shield-shaped diamonds, mounted in platinum. Signed BVLGARI. Estimate $20,000 – $30,000 With report CS 59818 dated 13 March 2014 from the American Gemological Laboratories stating that it is the opinion of the Laboratory that the origin of this material would be classified as Ceylon (Sri... [Lire la suite]
26 janvier 2014

A sapphire and diamond ring

  A sapphire and diamond ring. Photo Christie's Image Ltd 2013 Of bombé design, set with a cushion-cut sapphire, weighing approximately 14.54 carats, within an old European and old mine-cut diamond surround, mounted in platinum. Estimate $725,000 - $925,000. Price Realized $875,000 With report CS 42693 dated 30 July 2010 from the American Gemological Laboratories stating that it is the opinion of the Laboratory that the origin of this sapphire would be classified as Kashmir. Heat enhancement: None With report 12055254 dated... [Lire la suite]


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