细节
ART DECO CABOCHON SAPPHIRE AND DIAMOND RING
Set with a cabochon sapphire, flanked on each side by a half-moon-cut diamond, within a single and circular-cut diamond and platinum mount, circa 1920
Set with a cabochon sapphire, flanked on each side by a half-moon-cut diamond, within a single and circular-cut diamond and platinum mount, circa 1920