Find out more about the Citizen Promaster Sky with the precise Eco-Drive calibre H800. This silver-coloured stainless steel case, measuring 41 mm in diameter and 11.62 mm in height, houses an analogue chronograph with extensive functions: 24-hour display, anti-magnetic, battery discharge indicator, perpetual calendar and stopwatch up to 60 minutes with 1/20-second accuracy. The radio clock synchronises worldwide (EUR, JPY, USA, China) and offers time zones for 26 cities as well as World Time. The anti-reflective sapphire glass protects the black dial with clear line indices. The solid stainless steel strap has a secure double push clasp. With water resistance up to 20 bar and a power reserve of 180 days, this watch is a great everyday partner – no need to change the battery.