A Fancy Light Bluish Green Diamond Ring. Photo Philips de Pury & Company

Set with a cushion-cut natural fancy light bluish green diamond, weighing approximately 4.21 carats, with a pavé-set diamond surround, gallery and half hoop, mounted in 18K rose gold, size 6 1/2.  With report no.5121934549 dated 6 January 2011 from the Gemological Institute of America, stating that the diamond weighing 4.21 carats is Natural Fancy Light Bluish Green color, VVS1 clarity. ESTIMATE $210,000-250,000 

Philips de Pury & Company. 19 April 2012 4pm. 450 Park Avenue, New York. Enquiries Nazgol Jahan njahan@phillipsdepury.com - + 1 212 940 1283