Pair of platinum, ruby and diamond earrings. Photo: Sotheby's.

The navette-shaped pendants centered by two oval-shaped rubies weighing approximately 6.50 carats, framed and suspended by variously-cut diamonds weighing approximately 4.75 carats. Estimation 60,000 — 80,000 USD 

Accompanied by AGL report no. CS 56075 A and B stating that the rubies are of Burmese (Mong Hsu Type) origin, with indications of heating.

Sotheby's. Important Jewels. New York | 24 sept. 2013 - http://www.sothebys.com