[SPECIFICATION]
φ
20.00 mm
18.20 mm
：
between 12 o'clock and 6 o'clock sides
18.00 mm
：
between
3 o'clock and 9 o'clock sides
φ
19.40 mm
17.00 mm
：
between 12 o'clock and 6 o'clock sides
Electronic circuit reset switch
Electronic circuit reset switch
Second setting device
Date setting
Date setting
Use 10-second gate
* Set the winding stem with crown at the normal position
SR621SW (Silver oxide battery)
Battery life is approximately 3 years
1
Battery
Measuring gate by quartz tester
Outside diameter
Casing diameter
Movement
size
Additional mechanism
SII Products
Jewels
Total height
Version-01
VJ12A/B
VJ14A/B
Movement
VJ12A/B
VJ14A/B
Cal. No.
Item
PARTS CATALOGUE / TECHNICAL GUIDE
Operational temperature range
- 5
℃
～
+ 50
℃
Regulation system
Nil
Driving
System
Step motor
（
Load compensated driving pulse system type
）
Loss/Gain (Monthly rate)
Frequency of crystal oscillator
Less than ±20seconds at normal temperature range
32,768 Hz
2.71 mm ( including the battery )
0 Jewel
Time indication
3 Hands
Calendar
2 Hands
Calendar
