a_line Women's AL-20050-SL-BK Amore Chronograph Black Dial Silver Tone Aluminum Watch Japanese quartz movement Mineral crystal; silver tone aluminum case and bracelet Chronograph functions with 60 second, 60 minute and 24 hour silver tone subdials and silver tone hands Black dial with silver tone hands and hour markers; silver tone aluminum bezel with tachymeter scale Water resistant to 165 feet (50 M): suitable for swimming and showering