Original Art Deco Diamonds Sapphires 18k Gold Platinum Bar Ring. This is a beautiful original art deco ring c.1930. The ring is set with three old mine cut diamonds and two emerald cut natural sapphires. The sides of the ring have detailed etching. The ring is marked 18k. Diamonds average I color SI-1 clarity. Total gem weight .35 carats. Ring is in excellent Condition, Weight 3.3 grams, Ring Size 9 1/4 inquire about ring sizing.