Retro / Art Deco 'Ruby' and Diamond Cocktail Ring Era: 1930's/ 40's Condition: Excellent Materials: 14k Gold, synthetic ruby (common of jewelry of this time), 2 old euro cut diamonds Ruby - 3 mm square Hallmarks/Stamps - 14k The unique ribbon shape made us fall in love with this ring. It's a perfect light cocktail ring Perfect gift for July Birthdays