The IWC Rubber Strap – Brown is a refined choice for those who want something a little different without straying from IWC’s classic character. Crafted from premium natural rubber, it offers a smooth, comfortable feel on the wrist and a rich brown tone that adds warmth and depth to the watch. The color works beautifully with IWC’s pilot watches, giving them a softer, more sophisticated expression that still feels grounded and purposeful. It’s a strap that draws attention in a subtle way, making the watch feel more personal while remaining unmistakably IWC. Compatible with IWC Big Pilot 41, Big Pilot 43, Spitfire, Chronograph 41 & 43. Fits IWC watches with 20mm or 21mm lug width Made from premium natural rubber Water- and sweat-resistant Quick-release spring bars for easy strap changes at home Color: Brown Want to explore more options? See all our IWC watch straps. Note: These straps are third-party accessories and are not manufactured or endorsed by IWC. Designed for compatibility with IWC watches.