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A pair of  xolored diamond ear pendants.  Photo: Christie's Images Ltd. 2011

Each suspending a cut-cornered modified square-cut fancy yellow diamond, weighing approximately 17.77 and 17.80 carats, from a baguette and trapeze-cut diamond link, to the circular-cut diamond French wire, mounted in platinum and gold. Estimate $600,000 - $800,000- Price Realized $722,500

With reports 1132131194 and 1132131200 dated 28 February and 1 March 2011 from the Gemological Institute of America stating that the diamonds, weighing approximately 17.77 and 17.80 carats, are fancy yellow, natural color, VS1 and VS2 clarity respectively

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A colored diamond ring.  Photo: Christie's Images Ltd. 2011

Set with a square emerald-cut fancy light yellow diamond, weighing approximately 19.22 carats, flanked on either side by a triangular-cut diamond, mounted in platinum. Estimate $200,000 - $300,000 - Price Realized $458,500

With report 5131247941 dated 28 March 2011 from the Gemological Institute of America stating that the diamond is fancy light yellow, natural color, VVS2 clarity; accompanied by a working diagram indicating that the clarity of the diamond may be potentially internally flawless

 

a_colored_diamond_and_ruby_ring_by_bvlgari_d5453374hA colored diamond  and ruby ring, by Bulgari.  Photo: Christie's Images Ltd. 2011

Set with a cut-cornered modified rectangular-cut fancy yellow diamond, weighing approximately 3.48 carats, the shoulders set with calibré-cut rubies, mounted in 18k gold, in a BVLGARI navy leather box. Signed BVLGARI (partially indistinct). Estimate $15,000 - $20,000 - Price Realised $43,750

With report 2135285224 dated 14 April 2011 from the Gemological Institute of America stating that the diamond is fancy yellow, natural color, VVS2 clarity; accompanied by a working diagram indicating that the clarity of the diamond may be potentially internally flawless

Christies's. Important Jewels, 14 June 2011, New York, Rockefeller Plaza www.christies.com