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 curved crystal, multiple-layer black carbon fibre, blue, silver and black dial, yellow second hand, luminous hour and minute hands, luminous markers, calendar, screw-back case, screw-down crown, and secure double-press fold-over clasp with safety lock.Powered by Bulova s proprietary three-prong quartz crystal Precisionist movement with a 262kHz vibrational frequency eight times greater than standard quartz watches for unparalleled accuracy.acy. FEATURES MODEL: 96B175 MOVEMENT TECHNOLOGY: NN50HPQ PrecisionistA movement featuring a 3-pronged quartz crystal with a frequency of 262 kHz that is 8 times greater than standard quartz, leading to an accuracy of seconds a year. CASE SIZE (MM): 46 LUG WIDTH (MM): 24 BAND TYPE: Bracelet: Stainless Steel CASE MATERIAL: Silver-Tone Stainless Steel CRYSTAL: Curved Mineral Crystal CLASP: Safety Fold Over Clasp with Push Button DIAL: Black Silver-ToneLuminous Hands and Markers WATER-RESISTANCE: WR300/30Bar/999ft (Swimming, Marine Sports) ADDITIONAL FUNCTIONS1/1000-Second ChronographCalendar