"Platinum Diamond Onyx Ring, Art Deco Period"
This beautiful period ring is bezel-set with a 6mm old-cut diamond in a quadrangular black onyx with cut sides and softened edges. The shoulders are each set with a triangular calibrated onyx cabochon framed by lines of 7 brilliant-cut diamonds. The gallery is pierced with a geometric decoration. Platinum setting, dog head hallmark. An old-cut has erased the maker's mark. The main old-cut diamond has inclusions. Excellent condition, Art Deco period, France circa 1925.Size 56, UK size P, US 7 1/2
Weight 5g
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