Swiss Legend Women&#39;s 20051-WBKWSR Karamica Black High Tech Ceramic Diamond Watch Swiss Quartz Movement Scratch-resistant sapphire crystal; black high tech ceramic case and bracelet Date function White mother-of-pearl dial with silver-tone hands and roman numerals; stainless steel unidirectional bezel with 116 white diamonds set on bezel (1.04 ctw); black cabochon screw-down crown Water resistant to 330 feet (100 M): suitable for snorkeling, as well as swimming, but not diving