Original Art Deco Diamonds Sapphires Platinum 18K Gold Halo Ring. This is a beautiful original art deco ring ste with an old mine cut diamond and natural sapphires in platinum with an 18k gold ring shank. The center diamond is I color VS-2 clarity .20 carats. There are 14 natural caliber cut sapphires. Ring size 9 1/2, Weight 1.9 grams, Face of the ring measures 8mm wide. Excellent condition inquire about ring sizing.