The strap is logo-free and includes a stainless steel buckle. 17MM 18MM 19MM 20MM 21MM 22MM 23MM 24MM 26MM. Lug Width: 20mm. 1 20mm Black Silicone Rubber Diver Strap. Note that when replacing a steel bracelet with a rubber strap, the curved end may not cover part of the watch case.Length.