Specifications Gevril 47103 Men's Vaughn Chronograph Swiss Automatic Watch Gevril Men's Swiss Automatic Chronograph Watch from the Vaughn Collection 44 mm Round SS/IPRG Case, Black Dial, Chronograph with 3 sub-dials 1/8-seconds counter, 30-minutes counter, 12-hours counter Case back 4 screws, Push/Pull crown, Polished Bezel, Satin Case Limited Edition 001/500 Genuine Black Italian Handmade Strap with Tang Buckle Anti-reflective Sapphire Crystal Water Resistant to 50 Meters/5ATM Swiss Automatic Chronograph Movement ETA7750