Glam Rock Women's 'Miami' Swiss Quartz Stainless Steel and Silicone Casual Watch, Color:Black (Model: GR30018BB) Swiss-Quartz movement Mineral crystal with sapphire coating; Polished black ion-plated stainless steel case; Black silicone strap with alligator pattern Date function Black dial with silver tone hands, hour markers and arabic numeral 12; Luminous; Black cabochon on stainless steel crown Water resistant to 330 feet (100 M): suitable for snorkeling, as well as swimming, but not diving