Online Shop › Tiffany & Co. 36-inch Sterling Silver Chain Necklace (Preowned) - 7ty1154 Image 1 of 2 Image 2 of 2 Tiffany & Co. 36-inch Sterling Silver Chain Necklace (Preowned) - 7ty1154 $150.00 Preowned.Tiffany & Co. 36-inch Sterling Silver Chain Necklace. Add To Cart Added! Preowned.Tiffany & Co. 36-inch Sterling Silver Chain Necklace.