An Art Deco, onyx and diamond panel ring
the elongated octagonal onyx with three collet-set old-brilliant-cut diamonds, to a pierced scroll design gallery and a plain hoop, circa 1925.
An Art Deco, onyx and diamond panel ring
the elongated octagonal onyx with three collet-set old-brilliant-cut diamonds, to a pierced scroll design gallery and a plain hoop, circa 1925.