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The Citizen BY1010-81L Tsuki-yomi is a highly advanced men's watch made of Super Titanium. This makes this watch very lightweight, extremely strong & scratch-resistant and equipped with state-of-the-art gadgets. Even moon phases can be read on this watch. The advanced Citizen H874 movement of the BY1010-81L has, among other things, shock detection, world time, summer and winter time and a perpetual calendar. With this watch, you will always know what time it is, what the date is and what moon phases you can see.
+ This watch displays the phases of the moon
+ World time
+ Eternal calendar
The Citizen BY1010-81L has a modern Eco-Drive movement powered by a light-sensitive cell. You don't have to change batteries with this model.
This Super Titanium men's watch further indicates whether it is AM (before noon) or PM (after noon). The power reserve is 180 days, so you can put this watch away for a long time, it knows what time it is right after that. On the back of BY1010-81L, you can read how many hours you need to add or subtract to read the time in different time zones.
The BY1010-81L Tsuki-yomi has a radio-controlled (Perpetual Calendar Atomic Time Keeping PCAT) movement, which makes this model very accurate. It is controlled by the signal of the atomic clock and it is therefore >99.9999% accurate! In addition, the Citizen Tsuki-yomi also features sapphire crystal and it is waterproof up to 100 metres.
The great advantage of a watch made of titanium is that it is very suitable for people who get skin irritations from steel. Titanium is much stronger and more scratch-resistant than steel and much lighter in weight.
This watch's perpetual calendar always displays the correct date.
|Men or women||Men's|
|Case material||Super Titanium|
|Case diameter (without crown)||40 mm|
|Case height||11.7 mm|
|Luminous||Luminous hands and indexes|
|Waterproof up to||10ATM|
|Type of movement||Eco-Drive, radio controlled|
|Movement||Citizen Miyota H874|
|Watch strap material||Super Titanium|
|Strap width||22 mm|
|Details||Includes free strap porter, Alarm, Moon phase indicator, Transmitter-controlled movement, Energy reserve indicator, Eternal calendar, Solar Powered, World time, Energy-saving mode, Local time 24 cities, Eco-Drive|