An Art Deco platinum sapphire and diamond cluster ring dating to circa 1920. The central round cut sapphire is set in a millegrain bezel surrounded by a halo of old cut diamonds in a clas...
An Art Deco platinum sapphire and diamond cluster ring dating to circa 1920. The central round cut sapphire is set in a millegrain bezel surrounded by a halo of old cut diamonds in a clas...