An Optional velcro strap in black or gray was available – these straps attached to the 1st male url of your bracelet. The good news is, The material strap within the IW3715-36 plus the alternate rubber strap from your IW3548 in good shape the Aquatimer! , Rolex. Constantly a reputation https://www.watchesworld.com/frozen-in-time-luxury-watches-for-winter/