21mm Strap BLUE Caoutchouc Vulcanized rubber LONGINES HydroConquest Watch
21mm BLUE Caoutchouc Vulcanized Rubber Strap Fits Longines HydroConquest watches. • This strap fits the Longines HydroConquest with 21mm lug width. Our strap is a Caoutchouc or Natural rubber, which is better than silicone in so many ways.