Online Shop › Tiffany & Co. Sterling Silver Toggle Necklace (Preowned) - 7ty1184 Image 1 of 1 Tiffany & Co. Sterling Silver Toggle Necklace (Preowned) - 7ty1184 $550.00 Preowned.Tiffany & Co. Sterling Silver Toggle Necklace. Add To Cart Added! Preowned.Tiffany & Co. Sterling Silver Toggle Necklace.