AN ART DECO DIAMOND AND ONYX RING
The rectangular-shaped diamond collet to the navette-shaped onyx plaque surround with engraved gallery, bifurcated shoulders and plain hoop, circa 1920
AN ART DECO DIAMOND AND ONYX RING
The rectangular-shaped diamond collet to the navette-shaped onyx plaque surround with engraved gallery, bifurcated shoulders and plain hoop, circa 1920