Seiko Women's SNDZ25 Excelsior Chronograph Silver-Tone Watch Reliable Japanese-quartz movement Chronograph displaying 12-hour, 60-second and 1/20-second registers Stopwatch measures 12 hours in 1/20-second increments, Elapsed time and split time measuring Main dial polished silver-tone hour and minute hands with luminous accents and blue sweep seconds hand Water resistant to 330 feet (100 M): suitable for snorkeling, as well as swimming, but not diving