Vintage USSR Soviet Pink Sapphire Art Deco 583 Solid Yellow Gold Ring 9.5 This is a USSR stunner, gold rings are not made like this anymore. Beautiful intricate art deco detailing with a sparkling pink sapphire set in the center. This Soviet design has a flavor of brutalist design. Lab created sapphire about 1.2cm x 1.2cm Total weight is 6.67 grams Note this is 583 - a Soviet Union gold grade that is a hairline below the 14k gold grade (which is 585)