Citizen Eco-Drive E660 - Watch Features and Core Operations; Key Watch Features

4
Features
■
Alarm
Sounds at the time set.
■
Chronograph
Measures up to 60 minutes
by 1 second.
■
Radio controlled watch
Receives time signals from one of the
five signal stations in four regions in
the world and automatically adjusts the
time and calendar.
* "Eco-Drive" is an original technology of Citizen.
12
6
39
■
World time
Easy to see the time
for a second time zone,
anywhere in the world.
■
Eco-Drive
No periodical battery
replacement is needed.
This watch is fueled by
light.
■
Perpetual calendar
No need for monthly and
leap-year date correction
until February 28, 2100.