platinum ring with diamond

An art deco platinum ring formed from two optically interlaced surfaces, one set with baguette cut diamonds (app. 1.4 ct, G-H, Vs-Si) and the other surface is set with brilliant cut diamonds (app. 0.5 crt, G-H, Si), with French marks and French master mark, France, circa 1920.

weight: 16.11 g
ring size: 15.75 mm / 5 US
width: 6.5 – 12 mm