Seiko ASTRON User Manual page 5

1
READ FIRST
This is a GPS* solar
This watch has the following features.
This watch can be set to the precise local time
by just one button operation anywhere in the
world.
This watch quickly adjusts the time by receiving GPS
signals from GPS satellites.
Place where GPS signals can be easily received/

cannot be received P . 13
This watch responds to a total of 39 time zones around
the world
Time Zone P . 28

When the region or time zone where the watch is used
is changed, please carry out operation of "time zone
adjustment."
How to adjust the time zone

watch.
This watch operates by solar charging.
Expose the dial to light to charge the watch.
Once fully charged, the watch runs for approximately
6 months.
When the energy stored in the watch runs out
completely, it takes time to fully charge the watch, so
please keep in mind to charge the watch regularly.
How to charge the watch

Standard charging time

P . 14 ~ 16
 U nlike navigation equipment, this GPS solar watch is not designed to constantly receive GPS signals from GPS satellites without any operation.
This watch receives GPS signals only in the time zone adjustment mode, automatic or manual time adjustment mode.
ASTRON 7X52 GPS SOLAR
Features
P . 11
P . 11
4
 GPS is an abbreviation for Global Positioning System.
 For details, see P. 27
This watch automatically adjusts the time in
accordance with action patterns during use.
When the watch has sensed sufficient brightness
under an open sky, it automatically receives GPS
signals from GPS satellites. This function enables the
watch to automatically adjust the time precisely even
while you are using the watch.
Automatic time adjustment P . 23

 This watch is unable to receive GPS signals when the energy
stored in the watch is low.
Check the Charging Status P . 10

7
th