subject: Citizen Eco Drive Perpetual Calendar Twin Date BT0070-01A Watch [print this page] Citizen Eco Drive Perpetual Calendar Twin Date BT0070-01A Watch
"Eco-Drive" is to have been able to convert light into electrical energy, and save it to use to drive the watch operation of advanced high technology. "Light power watch" has become the most watched of this century's epoch-making table eye-catching models. Receiving light, the storage of energy; no light when the operation automatically provided by a rechargeable battery power. With solar energy power generation to replace the mercury in batteries, so no need to replace the battery. The watch is very attractive, very elegant looking, and it is worth every dollar. It has a perpetual calendar which means you don't have to change the date. The calendar runs until 2100 and even leap years are not missed with this watch.
The crown is at 3 o'clock which sets time and checking of date, etc. Two buttons for setting calendar-related functions and date setting etc. one button is set at 2 o'clock and other at 4 o'clock position. Dial is subdial at 6 and 9 positions. Subdial at 6 position is for second hand function and Subdial at 9 position is for 24-hour window. When the battery becomes short of power, the second hand moves once every two secondsinsufficient charge warning function. After the battery is fully charged, charging automatically stops to prevent overcharging; this may damage to the battery, or affect the accuracy, functions, and performance of the watch. Just by pressing button at 4 position you can check a date, a month and an year. Citizen Eco Drive has a long-standing reputation for making solid, practical watches with innovative features, and this model does not disappoint. The case is square shape with sliver dial and luminous silver hands. When fully charged power reserves for 6 months. It is an analog optical kinetic watch. Sapphire crystal which makes it scratch resistant. The steel case is attached by original leather strap folded with bilateral buckle. Watch is water resistant to 100 meters.
Some Important Features:
Perpetual calendar
Calendar function (year / month / day display) without the need to adjust prior to the date
Water resistant (100m)
Insufficient Charge Warning Function
Overcharge Prevention Function
Eco Drive Solar
9:00 / display 24-hour window
6:00 / display the second hand function
Case:
Stainless steel case
Original leather strap
Bilateral push folded buckle
Sapphire crystal which makes it scratch resistant
Silver dial with luminous hands
Battery:
Runs on Solar energy. So never needs a battery change
Approx. 6 months power reserve
Dimensions:
46mm including crown
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