Sapphire and diamond ring, Circa 1910 - Sotheby's.
Centring on a navette-shaped diamond within a scalloped surround of mixed-cut sapphires, accented with single-cut diamonds, size M. Estimate: 4,500 - 6,500 GBP
Sotheby's. Jewels. London | 11 Apr 2013 www.sothebys.com