An Optional velcro strap in black or gray was made available – these straps connected to the primary male connection from the bracelet. Luckily for us, the fabric strap from your IW3715-36 and also the alternate rubber strap from the IW3548 match the Aquatimer! bezel The bezel is generally outfitted https://www.watchesworld.com/frozen-in-time-luxury-watches-for-winter/