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ANALOGUE QUARTZ
TECHNICAL GUIDE
&
PARTS CATALOGUE
Cal.VD7Series
SII Products
((((VD72/73/74/75/76/77/78/79A))))
Revised on : 10. Mar. 2009
[SPECIFICATION]
*Refer to the 2pages for other Cal. No. specifications.φ23.70 mm
22.60 mm : between 12 o'clock and 6 o'clock sides22.60 mm : between 3 o'clock and 9 o'clock sides
φ23.30 mm22.10 mm : between 12 o'clock and 6 o'clock sides21.40 mm : between 3 o'clock and 9 o'clock sides
3.45 mmCal. No.hands
Electronic circuit reset switchSecond setting deviceDate setting
SR626SW (Silver oxide battery)Battery life is approximately 3 yearsUse 10-second gate* Set the winding stem with crown at the normal position
* All specifications are subject to change without notice.
x x x x O x x x
x x O O x x x O
O O × x O x x x
x x O O x x x O
x x O x x O x xx O O O O O O x
O O OO O O O43 4 6 5
SII Products
Timeindication
Movement
VD76AVD72A VD73A VD74A VD75A5O
Version-04VD7Series
1
Battery
Measuring gate by quartz tester
VD77A VD78A VD79A4 3
Movement size
Additional mechanism
Date -Calendar Hand (3H)
Day -Calendar Hand (10H)
Day -Calendar Hand (9H)
Date -Calendar Hand (2H)
PARTS CATALOGUE / TECHNICAL GUIDE
24Hour hand (12H)
VD74ACal. No.Item
Small Second hand (6H)
Outside diameter
Casing diameter
Total height
2Hands (hour , minute)
Jewels 0 Jewel
Driving System Step motor
Antimagnetic ≧1600 A/m
Accuracy Less than ±20seconds : Monthly rate at normal temperature range
VD75 VD76
VD73 VD77
MOVEMENT VARIATION Version-03VD7A
VD74
VD72
VD79
VD78
2SII Products
24hours
day date
small second
day date
small second
day date
small second
date
small second small second
24hours
day date
date
small second
Disassembling procedures Figs. Lubricating : Types of oil Oil quantity
Reassembling procedures Figs. Moebius A Normal quantityMoebius F
Hour , Minute hands
Date calendar hand
Dial
0022 247 0022 247Support for dial side parts screw
0604 170Support for dial side parts
0737 169Date corrector wheel
0836 171 0970 169Intermediate wheel for date Date starcorrector holder
0022 2470962 010 Intermediate wheel for date
corrector holder screw
0802 469Date driving wheel
0804 170Intermediate wheel for date corrector C
0273 169Hour wheel 0737 891
Intermediate wheel for date corrector D
<<VD72A>>
9
6
7
8
Intermediate wheel fordate corrector B
10
11
14
4
Version-03VD7A
1 14⇒
PARTS CATALOGUE
14
1
13
2
3
4
⇒ 1
5
3SII Products
12
Support for dial side parts screw
0100 470Main plate
Disassembling procedures Figs. Lubricating : Types of oil Oil quantity
Reassembling procedures Figs. Moebius A Normal quantityMoebius F
Hour , Minute hands
Small second , Date calendarDial
0022 247 0022 247Support for dial side parts screw
0604 170Support for dial side parts
0737 1690802 469 Date corrector wheelDate driving wheel
0970 169Date star
0125 369 0022 247Small second wheel bridge Intermediate wheel for date
corrector holder screw
0240 169 0836 171Small second wheel Intermediate wheel for date
corrector holder
0962 010 0804 170Intermediate wheel for date corrector C
0737 891Intermediate wheel for date corrector D
0273 169Hour wheel
11
Intermediate wheel fordate corrector B
Support for dial side parts screw4
5
1516
<<VD73A>>
⇒ 1
4SII Products
16
1
8
9
10
PARTS CATALOGUE Version-03VD7A
1 16⇒
2
14
3
4
12
13
6
7
0100 470Main plate
Disassembling procedures Figs. Lubricating : Types of oil Oil quantity
Reassembling procedures Figs. Moebius A Normal quantityMoebius F
Hour , Minute hands
Dial Small second , Date-Day calendar24Hour hands
0022 2470022 247Support for dial side parts screw
0604 169Support for dial side parts
0491 014Dial washer
1019 169Day wheel 0157 169
Small hour hand wheel0802 469Day driving wheel 0737 169
Date corrector wheel0802 469Date driving wheel 0970 169
Date star0125 369
0022 247Intermediate wheel for date
0240 169 corrector holder screwSmall second wheel
0836 171Intermediate wheel for date corrector holder
0737 891 0962 010
0962 0100273 169Hour wheel
5SII Products
20
1
Intermediate wheel for date corrector C
Intermediate wheel for date corrector B
Version-05VD7A
1 20⇒
13
14
PARTS CATALOGUE
<<VD74A>>
⇒ 1
12
15
6
7
8
9
16
17
Small second wheel bridge
19
20
Intermediate wheel fordate corrector D
3
4
5
Support for dial side parts screw 4
2
10
18
11
0100 469Main plate
Disassembling procedures Figs. Lubricating : Types of oil Oil quantity
Reassembling procedures Figs. Moebius A Normal quantityMoebius F
Hour , Minute hands
Dial Small second , Date-Day calendar
0022 2470022 247Support for dial side parts screw
0604 169Support for dial side parts
1019 169Day wheel
0737 1690802 469 Date corrector wheelDay driving wheel
0970 1690802 469 Date starDate driving wheel
0022 2470125 369 Intermediate wheel for date
corrector holder screw
0240 169 0836 171Small second wheel Intermediate wheel for date
corrector holder
0962 010Intermediate wheel for date corrector C
0737 8910962 010Intermediate wheel for date corrector B
0273 169Hour wheel
12
3
16
<<VD75A>>
9
10
11
8
4Support for dial side parts screw
13
Small second wheel bridge
15
⇒ 1
Intermediate wheel fordate corrector D
7
17
18
14
6SII Products
18
1
2
5
6
4
Version-04VD7APARTS CATALOGUE
1 ⇒ 18
0100 469Main plate
Disassembling procedures Figs. Lubricating : Types of oil Oil quantity
Reassembling procedures Figs. Moebius A Normal quantityMoebius F
Hour , Minute hands
Small second , Date-Day calendarDial
0022 247Support for dial side parts screw 0022 247
Support for dial side parts screw
0604 170Support for dial side parts
1019 169Day wheel
0802 469 0737 169Day driving wheel Date corrector wheel
0802 469 0970 169Date driving wheel Date star
0125 369Small second wheel bridge 0022 247
Intermediate wheel for date 0240 169 corrector holder screwSmall second wheel
0836 171Intermediate wheel for date corrector holder
0804 170
0962 0100737 891
0273 169Hour wheel
3
18
11
12
13
Intermediate wheel fordate corrector B
7
8
9
10
4
5
6
4
7SII Products
18
1
2
16
17
14
15
Intermediate wheel for date corrector C
Intermediate wheel for date corrector D
Version-04VD7APARTS CATALOGUE
1 ⇒ 18
⇒ 1
<<VD76A>>
0100 470Main plate
Disassembling procedures Figs. Lubricating : Types of oil Oil quantity
Reassembling procedures Figs. Moebius A Normal quantityMoebius F
Hour , Minute hands
Small second , 24Hour hands
Dial
0022 2470022 247Support for dial side parts screw
0604 173Support for dial side parts
0802 469Day driving wheel
0125 369Small second wheel bridge
0491 0140240 169 Dial washerSmall second wheel
0273 169 0157 169Hour wheel Small hour hand wheel
11
<<VD77A>>
7
8
9
10
3
4Support for dial side parts screw
6
8SII Products
11
1
2
4
5
⇒ 1
Version-02VD7APARTS CATALOGUE
1 ⇒ 11
0100 469Main plate
Disassembling procedures Figs. Lubricating : Types of oil Oil quantity
Reassembling procedures Figs. Moebius A Normal quantityMoebius F
Hour , Minute hands
Small secondDial
0022 247 0022 247Support for dial side parts screw
0604 173Support for dial side parts
0125 369
0240 169Small second wheel
0273 169Hour wheel
<<VD78A>>
4
6
5
Support for dial side parts screw
3
1
2
4
⇒
9SII Products
8
Small second wheel bridge
7
1
Version-02VD7APARTS CATALOGUE
1 ⇒ 8
8
0100 469Main plate
Disassembling procedures Figs. Lubricating : Types of oil Oil quantity
Reassembling procedures Figs. Moebius A Normal quantityMoebius F
Hour , Minute hands
Day-Date calendar handsDial
0022 2470022 247Support for dial side parts screw
0604 1691019 169 Support for dial side partsDay wheel
0802 469 0737 169Day driving wheel Date corrector wheel
0802 469 0970 169Date driving wheel Date star
0022 247Intermediate wheel for date corrector holder screw
0836 171Intermediate wheel for date
0737 891 corrector holderIntermediate wheel for date corrector D 0962 010
0962 0100273 169Hour wheel
<<VD79A>>
12
14
7
4Support for dial side parts screw
13
8
9
4
10
16Intermediate wheel for date corrector B11
15Intermediate wheel for date corrector C
6
5
10SII Products
16
1
23
1⇒
Version-04VD7APARTS CATALOGUE
1 ⇒ 16
0100 469Main plate
Disassembling procedures Figs. Lubricating : Types of oil Oil quantity
Reassembling procedures Figs. Moebius A Normal quantityMoebius F
*Refer to the 12pages for the each parts codeBattery 0012 168
Battery connection (+) screw4004 162Circuit block (with coil block)
*Battery connection(+)
0281 452 4455 169Setting wheel Reset lever
0261 451 0241 4714216 169Insulator
0231 457
4146 1690221 069 Step rotor
4270 469
4239 169Stator
0391 1690125 469Train wheel bridge 0701 452
Fifth wheel and pinion *Setting lever
0384 452Yoke
0282 452Clutch wheel
0351 177
0804 169
122
1
89
3
2
7
⇒
11SII Products
10
19
22
18
11
12
13
Minute wheel and pinion
Version-04VD7APARTS CATALOGUE
1 ⇒ 22
4
5
6
Battery connection(-)
Fourth wheel and pinion
Third wheel and pinion
Center wheel and pinion
16Train wheel setting lever
15
17
14
Intermediate wheel for date corrector A
Winding stem
21
20
*1
Main plate
*1
Remarks: Different parts for each CAL.
Parts name
* All parts code are subject to change without notice.
―4271 471
O
O
― O
O O
―
O
― ―
Battery connection(+)
4271 490 O ―2471 492 ― O
O
O
―
O
―
O
OO
O
― ―― ―
― ―― ―
―
―
12
VD78A VD79A
― ― ―
―
― ―
VD72A
―
O
― ―O O
―― ―
O
―
Version-03VD7APARTS CATALOGUE
VD74A VD75A VD76A
―
VD77AVD73AParts codeO
Intermediate wheel for date corrector C
O
Main Plate
Setting lever
Small second wheel
――
SII Products
― ― ―O ―
―
――
O
― ― O
―
O O
―
O―
― O―
O
―
― ―
――
OOO―
―
― ―
― OO ―
O
―― ― O ― ― ―― O ―
――
― OO―
―
―
―― ―
―
O O
O
O
― OO
――
― ―
OO ―
O O
―――
― ― O
―
O
OO
0100 4690100 4700240 1690383 891
OO O
Intermediate wheel for date corrector B
Intermediate wheel for date corrector D
O ―
O O ―
― ― O
O0836 171
― O
O
― ―
O O0737 169
O
―
―
0962 010
―
O
O O
Date driving wheelDate star
0804 169 O
OO O
Intermediate wheel for date corrector A
O O
Date corrector wheel ―O
―1019 169
Intermediate wheel for date corrector holder O O O
O
OODay driving wheel O O O O ― O0802 469
―
Day wheel O O― OSmall hour hand wheel O ―
―― ― O ―
OSmall second wheel bridge O O0125 369 ― O
――
O ―
O O ― ― ― O―― ―
― ― ― O O ―
OSupport for dial side parts
Dial washer O
0604 1690604 1700604 1730491 014
― ―O
0157 169
0022 247
― ―― ―
O O
O
―
―Intermediate wheel for datecorrector holder screw O O O ― ― O
O ―
4271 475
0802 4690970 169
0737 891
0804 170
0962 010
4271 4734271 474
0383 1544271 470
4271 472
・The explanation here is only for the particular point of Cal.VD7A
1.REMARKS ON DISASSEMBLING AND REASSEMBLING(1)HAND
・How to install handsPlace the movement directly on a flat metal plate or the like to install the hands.
Note: How to procedure hands①Dial setting.②Install the date calendar and small second hands at the
12 o'clock position.③Pull out the crown to the second click position and rotation it clockwise the change date.④Install the day calendar and 24hour and hour and minute hands at the 12 o'clock position.
・Cal.VD77A install the 24hour hand.Pull out the crown to the second click position and rotation it clockwise to install 24hour hand.
※Cal.VD77A and VD78A not day-date calendar hands
(2)Winding stem・How to removeWhile pushing the indented portion of the arrow pull out the winding stem.
(3)Battery・How to installInsert the battery aslant in the direction shown by the arrow.Check the battery connection (+) securely touches the side face of the battery.
(4)InsulatorNotes:To insulate between the battery connection (+) Insulator
and the battery connection (-), the insulatorshould put at the three pin securely as bellow. Pin
13SII Products
Version-02VD7ATECHNICAL GUIDE
Metal plate
Push
(5)Setting position (Notes at the time of disassembling and a reassembling)・How to Date & Day driving wheels setting positionNote:
The indicator finger of a Date & Day driving wheels are setting position " ○"mark of Main plate
≪Cal.VD74A・VD75A・VD79A setting position≫
14SII Products
setting position
setting position
Date driving wheel
Day driving wheel
VD7ATECHNICAL GUIDE
≪Cal.VD76A setting position≫
Version-01
Enlargement Enlargement
*4 *4 *6*2 *1 *2
*2 *7 *7 *7*8 *8 *8
*5*3
*9 *9 *3 *9*1 *4
*1
*1 *2 *2 *1 *2*7 *7 *7
*8 *5 *8 *8*5
*3 *9 *9 *5 *9*3 *4 *4
*4 *1
*1: Hour hand *4: Date calendar hand *7: Crown at normal position *9: Second click*2: Minute hand *5: Day calendar hand *8: First click ・Time setting*3: Small second hand *6: 24Hour hand ・Date setting (Quick change function)
1.Pull out the crown to the 2.Push the crown back 3.Pull out the crown to 4.Push the crown backsecond click when the in to the normal position the first clik. in to the normal position.small second hand is at in signal. turn the crown counter-the 12 O'clock position. Pull out the crown to clockwise to set the data.
the first click . (Quick change function)Turn the crown rotation toset the day of the week.
Turn the crown to set thehour and minute handsto the time.(Check that AM / PM isset correctly)
*Do not set the date between 10:00 PM and 2:00 AM Otherwise, the day may not change properly. If it is necessary to set the date during that time period, First change the time to any time outside it, set the date and then reset the correct time.
15SII Products
TIME SETTING
≪VD72A≫ ≪VD73A≫
≪VD75A≫ ≪VD76A≫
≪VD74A≫
≪VD79A≫
Version-03VD7AOPERATION
DISPLAY AND CROWN OPERATION
Note:
Note:*1: Hour hand
*4 *2 *2: Minute hand*2 *5 *3: Small second hand
*1 *1 *4: 24Hour hand*5: Crown at normal position*6: First click
*3 *5 *6 *3 *6 ・Time setting
Crown
1.pull out the crown to the 2.Turn the crown to set 3.Push the crown back insecond click when the the hour and minute to the normal position insmall second hand is at hands to the time. accordance with a timethe 12 O'clock position. (Check that AM / PM is signal.
set correctly)
Notes in time setting of Cal.VD7 seriesWhen time setting is done with counterclokwise, date hand might be reversed.The function, there is no problem.Please set the date by using the quick change function when the date shown was incorrect.
OPERATION
16SII Products
DISPLAY AND CROWN
TIME SETTING
≪VD77A≫ ≪VD78A≫
Version-02VD7A