NECKLACE: 18k white gold stamped Tiffany & Co Horseshoe necklace; 16 inches long; 1.09mm wide; round brilliant cut diamonds = 0.25 carats, Good/F-G/VS1-VS2; comes with box; 2.2 grams. NECKLACE: 18k rose gold stamped Tiffany & Co Save the Wild Lion necklace; 16 inches long, 1.1mm wide; comes with pouch; 3.5 grams.