Citizen Men's CB0013-12E World Perpetual A-T Limited Edition Watch Atomic timekeeping, the most accurate watch in the world Stainless steel rose gold tone case with genuine crocodile strap, 43mm case Non reflective sapphire glass Automatic time in 26 world time zones, perpetual calendar Water resistant to 330 feet (100 M): suitable for snorkeling, as well as swimming, but not diving