Genuine Tiffany&Co sterling bar necklace. Selling for my daughter and I do not have the pouch or box. This has the appropriate hallmarks. One side has 925 T & CO 1837 the other has 2001 Tiffany & Co 925. This has been gently worn and does have very light surface scratches but nothing to detract from the piece. The heavy snake chain is 18" long with 925 on one side of the clasp and TIFFANY & CO on the other part . This weighs *12.9 grams of sterling silver. See all pictures for confirmation of this item. Lightly worn from a smoke free home.