Seiko 6M15 - Specifications

SPECIFICATIONS
1. Frequency of crystal oscillator .............. 32,768 Hz (Hz = Hertz ... Cycles per second)
2. Loss/gain (monthly rate) ........................ Less than 15 seconds at normal tempera-
ture range (5°C ~ 35°C) (41° F ~ 95°F)
3. Operational temperature range ............ –10°C ~ +60°C (14°F ~ 140°F)
4. Driving system ........................................ Step motor, 4 pieces
5. Display system
“TIME” .................................................... Time display (hour, minute, second and
24-hour hands and date)
(Selected city and “SDT”/“DST”)
“ALARM ON”.......................................... Time display (hour, minute, second and
24-hour hands and date)
(Selected city and “SDT”/“DST”)
“STD W.T.” ............................................. Standard time display (hour, minute and
24-hour hands and date)
The second hand indicates the selected
city.
“DST W.T.” ............................................. Daylight saving time display (hour, minute
and 24-hour hands and date)
The second hand indicates the selected
city.
“CALENDAR” .......................................... Calendar display (Year is indicated by the
second hand; month is indicated by the
hour and minute hands; and date is dis-
played in numerals.)
“Ø CHRONO.” ......................................... Stopwatch display (hour, minute, second,
1/10-second and 24-hour hands)
Adjustment of the hand and date positions
6. Battery ..................................................... SEIKO SR927W, 1 piece
7. Battery life indicator
8. IC (Integrated Circuit) ............................. C-MOS-LSI, 1 piece
* The above specifications are subject to change without prior notice, for product
improvement.