Citizen Attesa BY1001-66E
⌚ Main Specifications
Movement: Eco-Drive solar (Calibre H874)
Power source: Light powered (no battery replacement)
Case material: Super Titanium
Glass: Sapphire crystal with anti-reflection
Case size: 41.5 mm
Thickness: 10.8 mm
Weight: ~89 g
Water resistance: 10 bar (100 m)
Super Titanium is 40 % lighter and much harder than stainless steel, making the watch light and scratch-resistant
🌙 Special Feature – Lunar Program
This model includes Citizen’s “Lunar Program” moon-phase system.
Automatically calculates the current moon phase
Uses radio-received date data to display the correct lunar age
Considered the world’s first analog light-powered watch with automatic lunar calculation.
Other functions:
Perpetual calendar
World time
Radio-controlled time (Japan, US, Europe, China)
Moon-phase display
Date and day display
Used only few times-
I bought this about six months ago.
There are no particularly noticeable scratches
Price (Japan market)
Typical prices:
Retail price: about ¥148,500 (~$1000)
👍 Why This Watch Is Popular
✔ Very accurate (radio time sync)
✔ Solar powered (no battery changes)
✔ Titanium = light and comfortable
✔ Unique moon phase complication
✔ Made in Japan with warranty
