Platinum, Jade and Diamond Ring. Photo courtesy Doyle New York.

Centering one oval cabochon jade approximately 17.80 x 12.80 x 7.20 mm., surrounded and flanked by 38 old European-cut diamonds approximately 1.50 cts., approximately 6.8 dwts. Size 7. Estimate $12,000-18,000 

With GIA report no. 2155540700 stating that the jadeite jade is natural color, no indications of impregnation. 

Doyle New York. Important Jewelry. Wednesday, September 25, 2013 at 10am - http://www.doylenewyork.com