Coloured diamond and diamond ring, late 19th century. Photo Sotheby's

Designed as a lozenge motif, set with a cushion-shaped fancy intense yellow diamond weighing 2.49 carats, within a frame of cushion-shaped diamonds, size N. Estimate 10,000 — 15,000 GBP

Accompanied by a gemmological report.

Sotheby's. FINE JEWELS. 26 MARCH 2014 | 10:00 AM GMT | LONDON - www.sothebys.com