Time Module VD57C Technical Manual & Parts Catalogue

TECHNICAL GUIDE

&

PARTS CATALOGUE

Cal.VD57C

Revised on : 23. Jun. 2017

ANALOGUE QUARTZ

SII Products

[SPECIFICATION]
Item

Movement

PARTS CATALOGUE / TECHNICAL GUIDE

Cal.VD57C

Version-01

Cal. No.

VD57C

Outside di ameter

Movement
　　　　size

Time
indication

Driving　System

Additional mechani sm

Antimagnetic

Accuracy

Battery

Measuring gate by
　　　　　　　quartz tester
Jewels

Casing diam eter

Total height

（φＤ） （

φ29.50 mm

φ

Ｄ） （

（

φ28.80 mm

4.57 mm

3 Hands ( Hour , Minut e , Second )
Chronograph ( Minute , Second , 1/10 second )
Calendar
Two pole stepping motor
Step mot or 3 pieces
Electr onic circui t reset switch
Second setting device
[ Time ]

Indicat ed by the Hour , Minute , Second and Calendar

[ Stop watch ]

Up to 1 mi nute in 1/10 second ( 2 seconds per round )
Up to 60 mi nutes in 1 second split time

≧ 1600 A/m

Less than ± 20seconds : Monthly rat e at normal t emperature range
SR920SW ( SEIZAI K E N ) S ilver oxide battery

φ 9.5 × t 2.0 m m
Battery life is approxim ately 3 years
Use 10-second gate
*Set the windi ng stem with crown at the normal position
0 Jewel

( 3H - 9H )

×

26.00 mm

( 3H - 9H )

× ― × ―

12H－6H

× ―

12H－6H

）

）

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1

V

PARTS CA TALOGUE

Version-02

D57C

Disassembling procedures Figs. Lubricating : Types of oil Oil quantity
Reassembling procedures Figs. Moebius 9010

1

56

⇒

⇒

56

1

Moebius 9030

Normal quantity

S-6

1

Hour, minute 0012 079
second hands Auxiliary train wheel bridge screw

2

Chronograph minute, second
and 1/10 second hands 0808 368

3

Dial

8

0806 368
Date corrector wheel

4

5

Date dial guard

6

Date dial

7

0126 368
Auxiliary train wheel bridge

11

0817 368 0810 368
Intermediate date driving wheel Date jumper

16

0888 009 0802 368
Chronograph second wheel Date driving wheel

17

0885 002

1

Intermediate chronograph second wheel

18

0886 003
Intermediate chronograph minute wheel
and pinion (B) 0737 891

19

0902 008
Chronograph minute wheel 0962 891

20

0886 001
Intermediate chronograph minute 0962 891
wheel and pinion (A)

23

0271 407
Hour wheel

9

10

12

0836 369

Int ermediate wheel f or date corrector holder

13

Intermediate wheel for date corrector (D)

14

Intermediate wheel for date corrector (C)

15

Intermediate wheel for date corrector (B)

21

0885 002

Intermediate chronograph second wheel

22

0888 009
Chronograph second wheel

*All parts code are subject to change without notice.

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2

V

30 28

31

0125 331
Train wheel bridge (B)

32

4146 177
Step rotor (B)

PARTS CA TALOGUE

24

Battery

25

0351 177
Winding stem

26

0012 079
Switch spring screw 0012 079

0012 079 4004 395
Train wheel bridge (B) screw Circuit block

26

Switch spring screw

27

4250 121
Switch spring

29

4270 358
Battery connection(-)

Version-01

D57C

33

4002 923
Coil block (B) 0012 079

34

4239 357
Rotor stator (B)

35

0701 014 Train wheel bridge (B)
Fifth wheel and pinion (B)

36

Train wheel bridge (B) screw

37

0125 331

38

4146 177
Step rotor (B)

39

4002 923
Coil block (B)

40

4239 357
Rotor stator (B)

41

0701 014
Fifth wheel and pinion (B)

*All parts code are subject to change without notice.

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3