Stuhrling Original Men's 805R.SET.01 Aquadiver Regatta Endurance Watch Set with Interchangeable Straps The amazingly sporty "Endurance" watch set, found in Stuhrling Original's Regatta Family, includes a solid stainless steel timepiece and two interchangeable rubber straps in black and blue. Swiss Quartz movement with analog display Protective Krysterna crystal dial window Features unidirectional ratcheting bezel and subdials indicating day, date, and 24-hour Water resistant to 660 feet (200 M): suitable for recreational scuba diving