Editor Reviews:

Product Description:
Contains lugs as used on Cartier, Gucci, and other expensive watches. Case is attached to the center of the strap, held in place by the lug which threads through both case and strap, locked in place with a screw. Assortment contains 12 sets each of sizes 8, 10, 12, 14, 16, and 18mm (72 sets total). Yellow color.