Specifications - Seiko V657 Instructions Manual

SPECIFICATIONS

1 Frequency of crystal oscillator ...................
2 Loss/gain (monthly rate) .............................
3 Operational temperature range ..................
4 Driving system ...........................................
5 Display system
Time ........................................................
Date ........................................................
Stopwatch ...............................................
6 Battery .......................................................
7 IC (Integrated Circuit) .................................
* The specifications are subject to change without prior notice for product improvement.
32,768 Hz (Hz = Hertz ... Cycles per second)
Less than 20 seconds at normal temperature range (5 C
~ 35 C) (41 F ~ 95 F)
–5 C ~ +50 C (23 F ~ 122 F)
Step motor, 3 pieces
Hour, minute and second hands
Displayed in numerals.
Minute, second and 1/10 second hands
The stopwatch measures up to 60 minutes in 1/10
second increments.
Miniature silver oxide battery SEIKO SR920SW, 1 piece
C-MOS-LSI, 1 piece
15