Version-01
Cal.VH8 Series
（
VH83A/88A
）
*Refer to the pages 2 for other Cal. No. specifications.
φ 23.70 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
φ 23.30 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
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
1
SPECIFICATION
Cal. No.
Item
Outside diameter
Casing diameter
VH83A
Step motor
≧
1600 A/m
Less than ± 15 seconds : Monthly rate at normal temperature range
Movement
Movement
size
Time
indication
Driving system
Additional mechanism
2 Jewels
3.45 mm
24 Hour hand (6H)
Day Calendar
hand
（
9H
）
Antimagnetic
Accuracy
Battery
Measuring gate by quartz tester
Jewels
Date Calendar
hand
（
3H
）
Date Calendar
hand
（
12H
）
Day Calendar
hand
（
10H
）
Total height
Date Calendar
hand
（
2H
）
3 Hands
(Hour, Minute, Second)
○
－
－
○
VH83A
○
○
○
－
－
○
－
VH88A
○
○
－
