Nixon Unisex Sentry Leather - Star Wars Collection Imported 42mm, 100 meter / 10 ATM , custom solid stainless steel case, hardened mineral crystal, triple gasket crown with enamel fill, stainless steel screw down case back and spring pin lugs , Kylo Ren's Lightsaber Japanese-quartz Movement Case Diameter: 42mm Water resistant to 100m (330ft): in general, suitable for swimming and snorkeling, but not diving