Citizen - Eco-Drive Tsuki-yomi Radio Controlled BY1010-81H Mens Watch Moonphase World Time Super Titanium Grey Dial 100M - Silver
Citizen - Eco-Drive Tsuki-yomi Radio Controlled BY1010-81H Mens Watch Moonphase World Time Super Titanium Grey Dial 100M - Silver
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About This Item
- General
- Brand: Citizen
- Model Number: BY1010-81H
- Product Name: Eco-Drive Tsuki-yomi Radio Controlled BY1010-81H Mens Watch Moonphase World Time Super Titanium Grey Dial 100M
- Color: Silver
- Dimensions
- Case Thickness: 10.8 millimeters
- Case Size: 43mm (The diameter or longest measurement of the case.)
- Warranty
- Warranty - Parts: 1 year
- Other
- Case Shape: Round
- Clasp Type: Push button
- Display Type: Analog
- Band Material: Titanium
- Case Material: Titanium
- Water Resistant: true (Resists some degree of water penetration.)
- Quartz Movement: Eco-Drive
- Calendar Display: true
- Crystal Type: Synthetic sapphire crystal
- Special Function(s): Day of week display
- Band Color: Silver
- Caliber: H874
- UPC: 4974374338143
The Citizen Eco-Drive BY1010-81H, also known as the "Tsuki-yomi" A-T, is a groundbreaking timepiece. It features the world's first fully automatic radio-controlled Moon Phase movement combined with light-powered technology.
- World's First Moon Phase Tech: This is the first watch to calculate and adjust the moon phase automatically based on radio signals received from atomic clocks. It even features a switchable display for the Northern or Southern Hemisphere.
- Super Titanium™: The case and bracelet are crafted from Citizen's proprietary titanium, which is 40% lighter and 5 times harder than stainless steel. Despite its 43mm size, the watch weighs only about 101 grams.
- Global Radio Control: It automatically synchronizes with atomic clocks in North America, Europe, China, and Japan for ultra-precise timekeeping.
- Perpetual Calendar: Automatically accounts for the number of days in the month and leap years until the year 2100.
- Dial: Grey-Black with a photorealistic lunar surface texture
Whats Included
- 1 x BY1010-81H, User Manual, Warranty Card
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