Jacques Lemans Men's Swiss Quartz Stainless-Steel-and-Black-Ceramic Casual Watch, Color:Black (Model: GU205A) Precise Swiss-Quartz movement Scratch Resistant Sapphire Crystal; Stainless Steel Case; Stainless Steel and Black Ceramic Band Chronograph Functions with 12 Hour, 30 Minute, 60 Second Subdials, Date Function Luminous Hands Water resistant to 330 feet (100 M): suitable for snorkeling, as well as swimming, but not diving