13 novembre 2015
Aquamarine and diamond bangle, René Boivin, 1937
Aquamarine and diamond bangle, René Boivin, 1937. Estimate 100,000 — 150,000 GBP. Photo Sotheby's Set with cushion-shaped and circular-cut aquamarines and circular-cut diamonds, inner circumference approximately 170mm, signed René Boivin, French assay...