An Optional velcro strap in black or gray was presented – these straps hooked up to the 1st male backlink in the bracelet. Luckily, The material strap from your IW3715-36 and the alternate rubber strap in the IW3548 in good shape the Aquatimer! Along with the very corrosion-resistant 904L stainless https://www.watchesworld.com/frozen-in-time-luxury-watches-for-winter/