MOVEMENT SPECIFICATION - 1
CAL.VD85A 10 1/2 Ligne Quartz Movement
Two Hands with 3 Eyes ( Day/Date/Small second )
1. MOVEMENT DIMENSIONS
·
Outside diameter
ψ
23.70
22.60mm (12H~6H) x 22.60mm (3H~9H)
·
Casing diameter
ψ
23.30
22.10mm (12H~6H) x 21.40mm (3H~9H)
·
Total height
3.45 mm
2. TIME STANDARD
·
Type of quartz oscillator
Tuning fork
·
Frequency of quartz oscillator
32,768 H Z
·
Accuracy
Monthly rate: Less than 20 seconds per month at
normal temperature range
·
Regulation device
Nil
·
Regulation hands unbalance
Minute
: Less than 0.6µN·m ( 60mg·mm )
Hour
: Less than 0.6µN·m ( 60mg·mm )
·
Small hands unbalance
Less than 0.05µN·m ( 5mg·mm )
for day, date, small second hand
3. BATTERY
·
Type
Silver oxide battery
·
Size
ψ
6.8 x t 2.6 ( mm )
·
Nominal voltage
1.55V
·
Battery life
Approx. 3 years
·
Recommended battery
SR626SW ( SEIZAIKEN )
4. STEPPING MOTOR
·
Type
Two pole stepping motor
·
Step
180° every second
5. JEWEL
0 jewel
6. ANTIMAGNETISM
≧
1600 A / m
( direct current magnetic field )
7. SHOCK RESISTANCE
On equal level with general quartz movement
8. OPERATING TEMPERATURE RANGE
From - 5
℃
to + 50
℃
9. TEST OF ACCURACY
·
Equipment to be used
SEIKO Quartz Tester QT - 99
Greiner Quartz Timer - C
Witschi Q-Tester 4000
·
Duration of measurement
10 seconds
·
Microphone to be used
Electromagnetic detection type
* All specifications are subject to change without notice.
SII Products
Version: 4
