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[SPECIFICATION]
Item
Movement
Outside diameter
Movement
size
Casing diameter
Total height
Cal. No.
hands
2Hands (hour , minute)
Small Second hand （6H）
24Hour hand (12H)
Date -Calendar
Time
Hand （3H）
indication
Date -Calendar
Hand （2H）
Day -Calendar Hand(9H)
Retrograde
Retrograde
Retrograde
Retrograde
Day -Calendar Hand （10H）
Retrograde
Retrograde
Retrograde
Retrograde
Driving System
Additional mechanism
Antimagnetic
Accuracy
Battery
Measuring gate by
quartz tester
Jewels
PARTS CATALOGUE / TECHNICAL GUIDE
VD8Series
Cal. No.
*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
VD84A
6
O
O
O
O
×
O
×
Step motor
Electronic circuit reset switch
Second setting device
Date setting
≧1600 A/m
Less than ±20seconds : Monthly rate at normal temperature range
SR626SW (Silver oxide battery)
Battery life is approximately 3 years
Use 10-second gate
* Set the winding stem with crown at the normal position
0 Jewel
* All specifications are subject to change without notice.
SII Products
VD84A
VD85A
VD86A
5
5
O
O
O
O
×
×
O
×
×
O
O
×
×
O
Version-04
VD87A
5
O
O
×
×
O
O
×
1
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