Nixon Watches - Nixon Sentry Chrono Leather Watch - Black Gator :: Men > Watches. Hardened mineral crystal. double gasket stainless steel crown. stainless steel\n screw down caseback and spring pin lugsWater Rating: 100 metresDial: The dial includes applied indice. printed seconds track. and custom\n moulded handsCase: 42mm custom solid stainless steel case with fixed stainless steel\n bezelMovement: Miyota Japanese quartz 6 hand chronograph with date placement\n at 4 hour and 24hr subdialBand: 21mm luxurious leather strap with stainless steel buckle Size: one size.