Red Gold, Fancy Pink Diamond and Emerald “Toi et Moi” Ring, Olivier Reza. Photo courtesy of Sotheby's.

The pear-shaped Fancy Pink, Internally Flawless diamond of 5.04 carats gracefully juxtaposed with a pear-shaped emerald of exceptional color weighing 4.76 carats, design by Olivier Reza.

Sotheby's.The Extraordinary Jewelry of Alexandre Reza. New York | 01-13 Nov 2013 - www.sothebys.com