Seiko 7T32B Technical Manual

Parts Catalogue / TECHNICAL GUIDE
[SPECIFICATIONS]
Item
Movement
Movement size
i T m e n i d c i t a o i n
Driving system
Additional mechanism
Loss/gain
Regulation system
Measuring gate by quartz tester
Battery
Jewels
Cal. No.
The illustrations refer to Cal. 7T32B.
Outside diameter
ø27.6mm
24.0mm between 3 o'clock and 9 o'clock sides
Casing diameter ø27.0mm
24.0mm between 3 o'clock and 9 o'clock sides
Height 3.1mm (3.2mm including the battery portion)
M
Hour, minute
and small
second hands
Step motor, 4 pieces
• Electronic circuit reset switch
• Train wheel setting device
• Battery life indicator (Small second hand moves at two-second intervals.)
• Date calendar
• Instant setting device for date calendar
• Stopwatch function (Up to 30 minutes in 1/5 seconds)
• Accumulated elapsed time measurement
• Split time measurement
• Timer function (Up to 60 minutes in minutes)
• Alarm function (12-hour indication system)
• Alarm test system
Monthly rate at normal temperature range: less than 15 seconds
Nil
Use 10-second gate.
SEIKO SR927W, Maxell SR927W, SONY SR927W, EVEREADY 399
Battery life is approximately 2 years.
Voltage: 1.55V
0 jewel
Cal. 7T32B
Cal. 7T42B
7T32B
a n i i t m e S o t p w a c t h
Minute and
1/5-second
hands
7T42B
l A r a m
Timer (for Cal. 7T42B)
Minute and second hands
Small hour and
(Stopwatch 1/5-second
minute hands
and minute hands)
(x 1.0)
1