Swiss Legend Men's 40025-RG-SIL Throttle Collection Chronograph Rose-Gold Watch Precise Swiss-Quartz movement Sapphire crystal Case diameter: 48 mm Ion-plating-rose-gold-tone-stainless-steel case; Silver dial; Date function; Chronograph functions Water resistant to 330 feet (100 M): suitable for snorkeling, as well as swimming, but not diving