Men: Seiko Coutura Kinetic Perpetual Watch Model SNP016 features a grey dial with gold accents, two-tone stainless steel case and bracelet supporting perpetual day, date, month, and year functionality such that once set, the calendar automatically adjusts for odd and even months including February of leap years up to February 28, 2100. Watch is powered by the movement of your body, never needs a battery change with automatic power generator and incorporates a sleep mode to conserve energy with oversized dual date windows, 24-hour and 12-month subdials, energy depletion forewarning function, Bracelet with fold-over double locking clasp with push button release, cabochon crown, sapphire crystal, water Resistant to 100 meters (330 Feet) with 3 Year Limited Warranty from Manufacturer.