Art Deco Onyx Slab & Diamond Cocktail Ring
DATE: Art Deco, c. 1930
This fantastic Art Deco ring has an oversized head, set with a large slab of black onyx and rose cut diamonds. The platinum settings feature fine millegrain detail with a pretty galleried underside. A spectacular, and highly unusual statement ring, likely of French origin.
Onyx and rose cut diamonds
Head: 2.1 x 1.8cm - Onyx: 1.5 x 1.1cm
No marks present, tests as 14k gold & platinum