Timex Expedition Military Field Watch Indiglo Night-Light. Dial Size : 42 mm Mineral glass crystal Water-resistant to 100 meters QuickDate Feature Water resistant to 330 feet (100 M): suitable for snorkeling, as well as swimming, but not diving Indiglo Night-Light.Dial Size : 42 mm Mineral glass crystal Water-resistant to 100 meters QuickDate Feature Water resistant to 330 feet (100 M): suitable for snorkeling, as well as swimming, but not diving