Bulova watch uhf precisionist 96b257 the precisionist collection masterfully combines unparalleled accuracy to seconds per year continuous sweep second hand and intricate details for timeless style with stainless steel screw back case in silver tone finish and blue dial flat mineral glass three hand calendar and croco embossed black leather strap with three piece buckle closure powered by bulovas unique three prong quartz crystal precisionist movement with a 262 khz vibrational frequency