Movement Library

Calibres that powered a Timex, from the early hand-wound mechanicals of 1949 through the high-volume quartz era. Service guides from the original factory repair manuals: exploded views, disassembly, cleaning and reassembly.

45
Documented
4
Eras
1949
Earliest
Before you open the movement
Case Construction
Case types, dust seals and case back removal, from the factory manuals.
Read the guide
Mechanical
Hand-wound calibres, most of them on the V-Conic bearing system.
17 manuals
Timex M21, dial side
Dial side
Timex M21, movement side
Movement side
Photos courtesy of 17jewels.info
M21
M21 / M22 / M23 / M26 / M29
The Model 21 Series
One factory manual covers all five of these calibres.
TypeHand-wound
In archive21 watches
  
View Full Guide
Timex M23, dial side
Dial side
Timex M23, movement side
Movement side
Photos courtesy of 17jewels.info
M23
M23
The Model 23
A 6‴ x 8‴ movement. V-Conic bearings, two plate.
Size6‴ x 8‴
TypeHand-wound
In archive4 watches
View Full Guide
Timex M24, dial side
Dial side
Timex M24, movement side
Movement side
Photos courtesy of ranfft.org
M24
M24
The Model 24
An 11¼‴ x 9¼‴ movement. V-Conic bearings, two plate.
Size11¼‴ x 9¼‴
TypeHand-wound
In archive36 watches
View Full Guide
Timex M25, dial side
Dial side
Timex M25, movement side
Movement side
Photos courtesy of ranfft.org
M25
M25
The Model 25
An 11¼‴ x 9¼‴ calendar movement. Built on the construction of the Model 24.
Size11¼‴ x 9¼‴
TypeHand-wound
Based onModel 24
In archive21 watches
View Full Guide
Timex M27, dial side, factory manual drawing
Dial side
Timex M27, movement side, factory manual drawing
Movement side
M27
M27
The Model 27
A 13 ligne day & date movement.
Size13 ligne
TypeHand-wound
In archive8 watches
View Full Guide
Timex M72, dial side, factory manual drawing
Dial side
Timex M72, movement side, factory manual drawing
Movement side
M72
M72
The Model 72
An 11¼‴ x 9¼‴ movement. The manual states 21 jewels. Two plate, full plates.
Size11¼‴ x 9¼‴
TypeHand-wound
Jewels21
In archive1 watch
View Full Guide
Timex M75, dial side, factory manual drawing
Dial side
Timex M75, movement side, factory manual drawing
Movement side
M75
M75
The Model 75
An 11¼ x 9¼ ligne calendar movement. The manual states 21 jewels. Two plate.
Size11¼ x 9¼ ligne
TypeHand-wound
Jewels21
In archive3 watches
View Full Guide
Timex M78, dial side
Dial side
Timex M78, movement side
Movement side
Photos courtesy of 17jewels.info
M78
M78
The Model 78
An 8‴ x 9½‴ movement. V-Conic, full plates.
Size8‴ x 9½‴
TypeHand-wound
  
View Full Guide
Timex M79, dial side, factory manual drawing
Dial side
Timex M79, movement side, factory manual drawing
Movement side
M79
M79
The Model 79
A 7¼ ligne round movement. The manual states 17 jewels. Plate and bridge, jewelled lever escapement.
Size7¼ ligne round
TypeHand-wound
Jewels17
View Full Guide
Timex M80, dial side, factory manual drawing
Dial side
Timex M80, movement side, factory manual drawing
Movement side
M80
M80
The Model 80
An 8 x 9½ ligne movement. Built on the construction of the Model 78. V-Conic, two plate.
Size8 x 9½ ligne
TypeHand-wound
Based onModel 78
View Full Guide
Timex M81, dial side, factory manual drawing
Dial side
Timex M81, movement side, factory manual drawing
Movement side
M81
M81
The Model 81
A 9¾ ligne calendar movement. Built on the construction of the Model 80.
Size9¾ ligne
TypeHand-wound
Based onModel 80
View Full Guide
Timex M100, dial side
Dial side
Timex M100, movement side
Movement side
Photos courtesy of ranfft.org
M100
M100
The Model 100
An 8 x 9½ ligne movement. V-Conic, two plate, similar to 78 and 80.
Size8 x 9½ ligne
TypeHand-wound
  
View Full Guide
Timex M101, dial side, factory manual drawing
Dial side
Timex M101, movement side, factory manual drawing
Movement side
M101
M101
The Model 101
A 9½ ligne calendar movement. V-Conic.
Size9½ ligne
TypeHand-wound
  
View Full Guide
Timex M102, dial side, factory manual drawing
Dial side
Timex M102, movement side, factory manual drawing
Movement side
M102
M102
The Model 102
A 9½ ligne day & date movement. V-Conic.
Size9½ ligne
TypeHand-wound
  
View Full Guide
Timex M104, dial side, factory manual drawing
Dial side
Timex M104, movement side, factory manual drawing
Movement side
M104
M104
The Model 104
A 13 ligne movement. V-Conic.
Size13 ligne
TypeHand-wound
  
View Full Guide
Timex M105, dial side
Dial side
Timex M105, movement side
Movement side
Photos courtesy of ranfft.org
M105
M105
The Model 105
A 13 ligne calendar movement. Built on the construction of the Model 104.
Size13 ligne
TypeHand-wound
Based onModel 104
In archive4 watches
View Full Guide
Timex M106, dial side, factory manual drawing
Dial side
Timex M106, movement side, factory manual drawing
Movement side
M106
M106
The Model 106
A 13 ligne day & date movement. Built on the construction of the Model 104. Fast change, V-Conic.
Size13 ligne
TypeHand-wound
Based onModel 104
In archive2 watches
View Full Guide
Timex M114 movement
Photo courtesy of 17jewels.info
M114
M114
The Model 114
An 8 x 9½ ligne hand-wound movement. Details and photograph from 17jewels.info.
Size8 x 9½ ligne
TypeHand-wound
Source17jewels.info
17jewels.info page
Timex M116, dial side
Dial side
Timex M116, movement side
Movement side
Photos courtesy of 17jewels.info
M116
M116
The Model 116
A hand-wound movement. Details and photographs from 17jewels.info.
TypeHand-wound
Source17jewels.info
17jewels.info page
Timex M181 movement
Photo courtesy of 17jewels.info
M181
M181
The Model 181
A 10½ ligne movement, the same as the AS 1941. Details and photograph from 17jewels.info.
Size10½ ligne
Source17jewels.info
17jewels.info page
Self-Winding
Rotor calibres, each built on the construction of a hand-wound model.
7 manuals
Timex M31, dial side
Dial side
Timex M31, movement side
Movement side
Photos courtesy of ranfft.org
M31
M31
The Model 31
A 13 lig. 29.08 mm self-winding movement. Built on the construction of the Model 24. Thin, planetary gear winding.
Size13 lig. 29.08 mm
TypeSelf-winding
Based onModel 24
In archive5 watches
View Full Guide
Timex M32, dial side, factory manual drawing
Dial side
Timex M32, movement side, factory manual drawing
Movement side
M32
M32
The Model 32
A 13 lig. 29.08 mm self-winding calendar movement. Built on the construction of the Model 24. Calendar as Model 25.
Size13 lig. 29.08 mm
TypeSelf-winding
Based onModel 24
In archive10 watches
View Full Guide
Timex M33, dial side
Dial side
Timex M33, movement side
Movement side
Photos courtesy of ranfft.org
M33
M33
The Model 33
A 13 lig. 28.96 mm self-winding day & date movement. Built on the construction of the Model 31.
Size13 lig. 28.96 mm
TypeSelf-winding
Based onModel 31
In archive4 watches
View Full Guide
Timex M74 movement
M74
Photo courtesy of 17jewels.info
M74
The Model 74
A self-winding movement. Built on the construction of the Model 72. Thin.
TypeSelf-winding
Based onModel 72
In archive2 watches
View Full Guide
Timex M107, dial side, factory manual drawing
Dial side
Timex M107, movement side, factory manual drawing
Movement side
M107
M107
The Model 107
A 13 ligne self-winding movement. V-Conic, two plate.
Size13 ligne
TypeSelf-winding
  
View Full Guide
Timex M108, dial side
Dial side
Timex M108, movement side
Movement side
Photos courtesy of ranfft.org
M108
M108
The Model 108
A 13 ligne self-winding date movement. Fast change date.
Size13 ligne
TypeSelf-winding
In archive1 watch
View Full Guide
Timex M109, dial side, factory manual drawing
Dial side
Timex M109, movement side, factory manual drawing
Movement side
M109
M109
The Model 109
A 13 ligne self-winding day & date movement. Fast change.
Size13 ligne
TypeSelf-winding
In archive4 watches
View Full Guide
Electric
Battery driven, with a balance wheel impulsed electrically.
15 manuals
Timex M40, dial side, factory manual drawing
Dial side
Timex M40, movement side, factory manual drawing
Movement side
M40
M40
The Model 40
A 9¾ x 12¾ ligne electric movement.
Size9¾ x 12¾ ligne
TypeElectric
In archive3 watches
View Full Guide
Timex M41, dial side
Dial side
Timex M41, movement side
Movement side
Photos courtesy of ranfft.org
M41
M41
The Model 41
A 9¾ x 12 ligne electric calendar movement.
Size9¾ x 12 ligne
TypeElectric
In archive6 watches
View Full Guide
Timex M42, dial side, factory manual drawing
Dial side
Timex M42, movement side, factory manual drawing
Movement side
M42
M42
The Model 42
A 13½ ligne electric day-date movement.
Size13½ ligne
TypeElectric
  
View Full Guide
Timex M67, dial side
Dial side
Timex M67, movement side
Movement side
Photos courtesy of ranfft.org
M67
M67
The Model 67
A 13½ ligne electric movement. Caliber 861 & 860.
Size13½ ligne
TypeElectric
In archive7 watches
View Full Guide
Timex M69, dial side, factory manual drawing
Dial side
Timex M69, movement side, factory manual drawing
Movement side
M69
M69
The Model 69
A 6¾ x 8 ligne electric movement.
Size6¾ x 8 ligne
TypeElectric
  
View Full Guide
Timex M71, dial side
Dial side
Timex M71, movement side
Movement side
Photos courtesy of ranfft.org
M71
M71
The Model 71
A 9¾ ligne round electric calendar movement.
Size9¾ ligne round
TypeElectric
  
View Full Guide
Timex M82, dial side
Dial side
Timex M82, movement side
Movement side
Photos courtesy of ranfft.org
M82
M82
The Model 82
An electric movement. World's first Ladies' Electric Wrist Watch.
TypeElectric
  
  
View Full Guide
Timex M84, dial side
Dial side
Timex M84, movement side
Movement side
Photos courtesy of ranfft.org
M84
M84
The Model 84
A 13½ ligne electric movement. Caliber 870/871.
Size13½ ligne
TypeElectric
In archive3 watches
View Full Guide
Timex M85, dial side, factory manual drawing
Dial side
M85
M85
The Model 85
A 13½ ligne electric calendar movement. Built on the construction of the Model 84. Caliber 880/881.
Size13½ ligne
TypeElectric
Based onModel 84
In archive1 watch
View Full Guide
Timex M253, dial side, factory manual drawing
Dial side
Timex M253, movement side, factory manual drawing
Movement side
M253
M253
The Model 253
A 9¾ x 12¾ ligne electric movement. High frequency balance.
Size9¾ x 12¾ ligne
TypeElectric
In archive2 watches
View Full Guide
Timex M254, dial side, factory manual drawing
Dial side
Timex M254, movement side, factory manual drawing
Movement side
M254
M254
The Model 254
A 9¾ x 12¾ ligne electric calendar movement. High frequency.
Size9¾ x 12¾ ligne
TypeElectric
In archive1 watch
View Full Guide
Timex M255, dial side, factory manual drawing
Dial side
Timex M255, movement side, factory manual drawing
Movement side
M255
M255
The Model 255
A 13½ ligne round electric day & date movement. High frequency.
Size13½ ligne round
TypeElectric
  
View Full Guide
Timex M260, dial side, factory manual drawing
Dial side
Timex M260, movement side, factory manual drawing
Movement side
M260
M260
The Model 260
An 11¾ x 12¾ ligne electric movement. High frequency balance.
Size11¾ x 12¾ ligne
TypeElectric
  
View Full Guide
Timex M262, dial side, factory manual drawing
Dial side
Timex M262, movement side, factory manual drawing
Movement side
M262
M262
The Model 262
An 11¾ x 12¾ ligne electric day & date movement. High frequency.
Size11¾ x 12¾ ligne
TypeElectric
  
View Full Guide
Timex M265, dial side, factory manual drawing
Dial side
Timex M265, movement side, factory manual drawing
Movement side
M265
M265
The Model 265
A 9¾ x 12 ligne electric calendar movement. High frequency.
Size9¾ x 12 ligne
TypeElectric
  
View Full Guide
Electronic
The later battery calibres the manuals call electronic rather than electric.
5 manuals
Timex M50, dial side
Dial side
Timex M50, movement side
Movement side
Photos courtesy of ranfft.org
M50
M50
The Model 50
A 9¾ x 12¾ ligne electronic movement.
Size9¾ x 12¾ ligne
TypeElectronic
In archive1 watch
View Full Guide
Timex M51, dial side, factory manual drawing
Dial side
Timex M51, movement side, factory manual drawing
Movement side
M51
M51
The Model 51
A 9¾ x 12¾ ligne electronic calendar movement.
Size9¾ x 12¾ ligne
TypeElectronic
In archive2 watches
View Full Guide
Timex M52, dial side, factory manual drawing
Dial side
Timex M52, movement side, factory manual drawing
Movement side
M52
M52
The Model 52
A 13½ ligne electronic day-date movement.
Size13½ ligne
TypeElectronic
In archive1 watch
View Full Guide
Timex M65, dial side, factory manual drawing
Dial side
Timex M65, movement side, factory manual drawing
Movement side
M65
M65
The Model 65
A 9¾ x 12¾ ligne electronic calendar movement.
Size9¾ x 12¾ ligne
TypeElectronic
In archive4 watches
View Full Guide
Timex M87, dial side, factory manual drawing
Dial side
Timex M87, movement side, factory manual drawing
Movement side
M87
M87
The Model 87
A 13½ ligne electronic movement. Caliber 882.
Size13½ ligne
TypeElectronic
  
View Full Guide
Timex Model 62 quartz movement, case back removed
M62
M62 / M63 / M93
The First Timex Quartz
The quartz calendar and day-date of 1972 and the liquid crystal digital of 1974, from the service bulletins.
TypeQuartz
SourceService bulletins
View Guide
Timex M43, dial side
Dial side
Timex M43, movement side
Movement side
Photos courtesy of 17jewels.info
M43
M43
The Model 43
A 10½ ligne quartz movement. Details and photographs from 17jewels.info.
Size10½ ligne
TypeQuartz
Source17jewels.info
17jewels.info page
Timex M64, dial side
Dial side
Timex M64, movement side
Movement side
Photos courtesy of ranfft.org
M64
M64
The Model 64
A quartz movement. Details and photographs from ranfft.org.
TypeQuartz
Jewels2
Sourceranfft.org
Ranfft caliber page
Timex M66 movement
Photo courtesy of 17jewels.info
M66
M66
The Model 66
A quartz movement. Details and photograph from 17jewels.info.
TypeQuartz
Source17jewels.info
17jewels.info page
Timex M73, dial side
Dial side
Timex M73, movement side
Movement side
Photos courtesy of ranfft.org
M73
M73
The Model 73
A 13½ ligne quartz movement. Details and photographs from ranfft.org.
Size13½ ligne
TypeQuartz
Jewels2
Sourceranfft.org
Ranfft caliber page
Timex M272 movement
Photo courtesy of 17jewels.info
M272
M272
The Model 272
An 8½ x 10 ligne quartz movement. Details and photograph from 17jewels.info.
Size8½ x 10 ligne
TypeQuartz
Source17jewels.info
17jewels.info page
Timex M281, dial side
Dial side
Timex M281, movement side
Movement side
Photos courtesy of 17jewels.info
M281
M281
The Model 281
A 9 ligne quartz movement with a four-digit LCD. Details and photographs from 17jewels.info.
Size9 ligne
TypeQuartz
Source17jewels.info
17jewels.info page
Timex M416, dial side
Dial side
Timex M416, movement side
Movement side
Photos courtesy of 17jewels.info
M416
M416
The Model 416
A 10 ligne quartz movement with a four-digit LCD. Details and photographs from 17jewels.info.
Size10 ligne
TypeQuartz
Source17jewels.info
17jewels.info page