From the Precisionist Collection with precise timing to 1/1000th of a second and continuous-sweep second hand, the Precisionist Chronograph is particularly refined. In stainless steel with gunmetal grey ion-plated finish, black multi-level carbon fiber dial, luminous hour and minute hands, luminous markers, calendar, screw-back case, screw-down crown, and double-press fold-over clasp with safety lock. Powered by Bulovas proprietary three-prong quartz crystal Precisionist movement with a 262kHz vibrational frequency--eight times greater than standard quartz watches--for unparalleled accuracy. Product details: Movement: High Performance Quartz Band: Stainless Steel Case Size (mm): 46.5 Crystal: Curved Mineral Water resistance: 30 ATM Additional functions: 1/1000 Second Chronograph, Calendar Warranty: 3 years Limited Manufacturer Warranty