Tiffany & Co 925 Sterling Silver 1837 Collection Signature。Tiffany & Co 1837 Sterling Silver 925 Narrow Ring Size 6.0。Size 11 Tiffany & Co 1837 Grey Titanium and Silver Ring Band。Tiffany&Co. 28672411 1837 COLLECTION SILVER 925×RUBED(108558645) Size 11 Tiffany & Co 1837 Grey Titanium and Silver Ring Band