Specifications GV2 18118B Men's Potente Swiss Automatic Watch GV2 Men's Swiss Automatic watch from the Potente Collection 39mm SS/IPRG Case, Black Skeletal dial Push Pull Crown Exhibition Case Back, Luminous hands and hour markers IPRG Bracelet with Deployment Buckle Anti-reflective Sapphire Crystal Water Resistant to 50 Meters/5ATM Swiss Automatic Movement