red line Men's RL-50031-BB-O1RD Boost Black Dial Black Silicone Watch Japanese quartz movement Mineral crystal; brushed black ion-plated stainless steel case; black silicone strap Date and 24 hour subdials Black dial with black and red hands, hour markers and arabic numerals; luminous; dual time function; black stainless steel crown with red accent Water resistant to 330 feet (100 M): suitable for snorkeling, as well as swimming, but not diving