Vollmer V1 Viper 44mm Swiss COSC Certified Chronometer on a Hirsch Liberty Strap Movement: Swiss COSC Certified Chronometer Automatic (self-winding) Case: Sand blasted stainless steel, 44mm x 12mm thick. Crystal: Scratch-resistant sapphire Band: Black Hirsch Liberty leather, buckle closure. 22mm. Island Watch Price: $799.00 Was: Sale Price $799.00