An Optional velcro strap in black or gray was presented – these straps hooked up to the first male website link in the bracelet. Fortunately, The material strap in the IW3715-36 and also the alternate rubber strap through the IW3548 match the Aquatimer! , Rolex. Always a name to reckon https://www.watchesworld.com/frozen-in-time-luxury-watches-for-winter/