Glam Rock Women's 'Smalto' Swiss Quartz Stainless Steel and Satin Casual Watch, Color:Black (Model: GR40507) Precise Swiss-quartz movement Scratch-resistant sapphire crystal; stainless steel case with black duramets and white enamel cover; black techno silk strap 60 second subdial White enamel dial with silver-tone hands and hour markers; luminous; white cabochon crown Water resistant to 330 feet (100 M): suitable for snorkeling, as well as swimming, but not diving