Calibre 8700 - Solar-powered movement featuring Eco-Drive technology, Insufficient charge warning, power save and overcharging prevention features, Perpetual calendar set to year 2100 (leap years included), Mode hand displaying function-in-use, 24-hour subdial for alarm/dual timekeeping, Dual-function subdial displaying calendar day and alarm on/off option, Polished silver-tone hour and minute hands with luminous accents and polished sweep seconds, Subdials displayed by silver-tone hands, Main dial applied and polished silver-tone Roman numerals, Black/white lettering, numbers and indices mark subdials and outer minute track, Calendar months displayed under crystal, Analog date aperture at 4, Polished silver-tone stainless steel round bezel and case with polished crown/selector buttons, Stainless steel caseback, 100 meters/330 feet water resistant