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r
CHEMICALS
Be
careful not
to
expose
the
watch
to
solvents
(e.9.,
alcohol
and
gasoline),
rnercury
(i.e.,
from
a broken
thermometer). cosmetic
spray,
detergents, adhesives
or paints.
Otherwise,
the
case, bracelet,
etc.
may become discolored,
deteriorated or
damaged.
r
CARE OF CASE
AND
BRACELET
To
prevent possible
corrosion
of the
case
and
bracelet caused by
dust, moisture
and
perspiration,
wipe them
periodically
with
a
soft
dry cloth.
r
PRECAUTION REGARDING CASE BACK PROTECTIVE FILM
lf
your watch
has
a protective
film
andlor
a sticker
on the
case back,
be
sure
to
peel
them
off
before using
your
watch.
Otherwise,
perspiration
getting in
under
them
may rust
the
case
back.
I
PERIODIC CHECK
It
is recommended
that the watch
be checked once every
2
to 3
years.
Have
your
watch checked by an AUTHORIZED
SEIKO DEALER
or
SER-
VICE
CENTER
to
ensure
that
the
case,
crown,
buttons, gasket
dnd
crystal seal
remain
intact.
SPECIFICATIONS
1
.
Frequency of crystal
oscillator....
2.
Loss/gain
(monthly
rate)
............
32,768
Hz
(Hz
=
Hertz
...
Cycles
per
second)
Less
than 15
seconds
at
normal
temperature range
(5'C
-
35'C) (41'F
-
95.F)
-10"C
-
+60'C
(14"F
-
140"F)
3.
4.
5.
Operational
temperature
range .............
Driving
system
Step
motor,4
pieces
Display system
"TIME'
Hour, minute, second and date
"ONE
DAY
ALARM"
Hour, minute, date and day
"DAILY
ALARM"
Hour, minute, date and day
"CALENDAR'
..................
...
Year,
month,
date and day
'SEARCH"
.......
Year,
month,
date and day
"A
MATCH"
.... Adjusting the
hand and date
positions
6.
Battery
SEIKO SR927W,
1
piece
7.
lC
(lntegrated
Circuit)
..................
C-MOS-LSI,
1
piece
* The specifications are subject
to
change
without prior
notice,
for
product improve-
ment.
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