[SPECIFICATION]
*Cal VD32
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Cal.VD31 without calendar
3 Hands ( Hour , Minute , Second )
Dual time of 24 hour , 24 hour hands , Calendar (Cal.VD31 only)
Two pole stepping motor
Step motor 2 pieces
Electronic circuit reset switch
Second setting device
Date setting (Cal.VD31 only)
Time difference correction
[ Time ]
Indicated by Hour , Minute , Second and 24 hour hands
Dual time of 24 hour hand
[ Dual time of 24 hour ]
±1hour / push
SR920SW (Silver oxide battery)
Battery life is approximately 2 years
Use 10-second gate
*Set the winding stem with crown at the normal position
0 Jewel
+1hour/push Time difference correction
Buttons
Antimagnetic
Button B
Crown
position
Button A
Second click
Time setting with stop-second device
Free
Movement
Movement
size
Outside diameter
1
SII Products
Less than ± 20seconds : Monthly rate at normal temperature range
≧
1600A/m
Jewels
Measuring gate by
quartz tester
Battery
Accuracy
First
click
Left rotation
Right rotation
-1hour/push Time difference correction
-
PARTS CATALOGUE / TECHNICAL GUIDE
Cal. No.
Item
Cal.VD31&VD32
Version-01
VD31&VD32
Driving
System
Casing diameter
Time setting with stop-second device
φ
29.50 mm × 26.00 mm (3H-9H)
Cal.VD31...4.57 mm
Cal.VD32C3.97 mm
Time indication
φ
28.80 mm
Total height
VD31
VD32
Free
Free
Date setting
Additional mechanism
Cal.
Normal position
