[SPECIFICATION]
*Refer to the 2pages for other Cal. No. specifications.
φ23.70 mm
22.60 mm
：
between 12 o'clock and 6 o'clock sides
22.60 mm
：
between
3 o'clock and 9 o'clock sides
φ23.30 mm
22.10 mm
：
between 12 o'clock and 6 o'clock sides
21.40 mm
：
between
3 o'clock and 9 o'clock sides
3.45 mm
Cal. No.
Electronic circuit reset switch
Second setting device
Date setting
Day
：
Retrogade
SR920SW (Silver oxide battery)
Battery life is approximately 2 years
Use 10-second gate
* Set the winding stem with crown at the normal position
* All specifications are subject to change without notice.
Day -Calendar
Hand
（
10H
）
－
○
SII Products
Driving
System
Step motor
Additional mechanism
Antimagnetic
≧
1600 A/m
Accuracy
Less than ±15seconds : Monthly rate at normal temperature range
Battery
Measuring gate
by quartz tester
Jewels
2 Jewels
1
Date -Calendar
Hand
（
12H
）
－
－
○
－
Date -Calendar
Hand
（
3H
）
○
－
－
○
VH88A
3Hands
(hour,minute,second)
○
○
○
○
Time
indication
24Hour hand (6H)
Date -Calendar
Hand
（
2H
）
Day -Calendar
Hand
（
9H
）
PARTS CATALOGUE / TECHNICAL GUIDE
VH8 Series
Version-01
Cal. No.
VH83A
Item
Movement
Movement
size
Outside diameter
Casing diameter
Total height
VH83A
