SONGDU Mens Date Military Multifunction Chronograph Watches Black Stainless Steel Luminous Numeral 30M water resistant, withstands rain and splashes of water but no swimming or showering Stylish and casual style - great choice for Christmas gifts Big black face and 316L silver stainless steel, luminous hands can glow in the dark Durable mineral crystal screen scratch-resistant, Japanese quartz movement Date window(3 dates), mutifunction feature(1/10 second, 60-second and 60-munite sub-dials)