Estate Vintage 1990 s Blue Sapphire Diamond Hand Engraved Platinum Ring Art deco 5.45ct lab-created green emerald antique vintage silver engagement ring art deco 4.78 ct emerald green antique vintage 925 sterling silver wedding ring. Art Deco Antique 5.20 Ct Green Emerald Diamond Vintage Wedding Ring 925 Silver. Antique Art Deco 2.70 Ct Round Diamond Vintage Wedding Ring 925 Sterling Silver.