[SPECIFICATION]
Date display with quick correction
Electronic circuit reset switch
Time setting with stop-second
≧
1600 A/m
Less than ± 20seconds : Monthly rate at normal temperature range
SR936SW (Silver oxide battery )
Battery life is approximately 3 years (60 minutes chronograph operation per day)
O
-
-
Two pole stepping motor
Step motor 2 pieces
-
O
O
-
-
O
-
O
O
O
O
O
O
60 second per round
O
O
-
φ
30.80 mm × 29.10 mm ( 3H - 9H )
φ
29.00 mm
5.10 mm
O
-
O
O
60 second per round
O
-
O
O
60 second per round
Casing diameter
Movement
Movement
size
VK63
SII Products
PARTS CATALOGUE / TECHNICAL GUIDE
Cal. No.
Item
Cal. VK Series
VK67
VK83
Total height
Version-01
Outside diameter
Antimagnetic
12 hours counter
( 9H )
24 hour indicator
( 3H )
1
Measuring gate by quartz tester
Battery
Accuracy
Jewels
Use 10-second gate
*Set the winding stem with crown at the normal position
0 Jewel
20 minutes counter
( 9H )
Date Calendar
Time
indication
Additional mechanism
Driving
System
2Hands
(hour , minute)
Small second
hand ( 6H )
Center chronograph
( 1/5 second )
60 minutes counter
( 12H )
60 minutes counter
( 9H )
