26mm / 18mm Black luxury high quality Calf Leather Strap Band for AP Audemars Piguet Royal Oak

Please noted: The strap if fit for 18mm deployment clasp. The strap just fit the size contact as the pictures. The band can fit for 39mm and 41mm wristwatch The strap end is calf leather and Plastic. The Strap end holes just can fit 1.2mm diameter screws. Before ordered the item, Please confirm your Screw can fit the strap holes and the watch steel contact as pictures size can fit the strap.