Infinity Necklace in 14K Gold. Give her a perfect symbol of your unity with this infinity necklace. This necklace features the infinity symbol in a sleek design suspended from a cable chain and is set in 14K gold. Piece measures 1/4 by 1/2 inches with a total length of 17 inches. Buy this Necklace and Get Free Shipping on a Infinity Necklace in 14K Gold for $149 at Rakuten.com, a $450 Savings!