• Product Features Special Series Engagement and Groom's Watch with 30 Mt Waterproof 2 Years Warranty Showing Ferro Calendar and Lensed Day Case Diameter: 41/45 MM Cord Material: Steel (No Darkening) Waterproof: 3 ATM ( 30 Mt Waterproof ) Dial Color: NAVY BLUE Case Color: SILVER GRAY Cord Color: SILVER GRAY Case Material: Ion Plating Mechanism: Quartz Dial Shape: Round Design Glass Shape: Flat Type: Men's Wrist Watch Glass Type: Crystal mineral