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View picture in original size
Fig. 1

View picture in original size
Fig. 2

Timex M63

quartz controlled balance motor
sweep second
day: set by +/-24h
date: quickset
electrical hack feature

13.5''', Dm=Do= 30.5mm
H= 7.0mm
(electronic controller +0.3mm)
T= 2.9mm
2 jewels
balance: f = 21600 A/h
quartz : f = 49152 Hz

Mainspring / battery

1.92 x 1.40 x 0.18mm

Comments about the data

pointed balance staff beared in white jewels
Strange design: An ordinary balance system is stabilized by a quartz controlled electronic circuit, by applying a pulse each balance periode.
adjusting with trim potentiometer

Electric, 21600 A/h:
M40: -
M41: date
M42: day, quickset date
Electronic, 21600 A/h, diode for amplitude control:
M50: -
M51: date
M52: day, quickset date
M65: date, dual time
Quartz, 21600 A/h, wired components:
M62: date
Quartz, 21600 A/h, SMD components, trim potentiometer:
M63: day, quickset date
M64: day, date
Quartz, 21600 A/h, SMD components, trim capactor:
M66: day, date
M73: day, quickset date
Dynabeat, 28800 A/h
M253: -
M254: date
M255: day, quickset date
M260: große Zifferblattplatine
M261: quickset date
M262: quickset day and date
M265: quickset date, dual time

Example, year: signature; shock device
1978: 860, 111-01, Timex, Taiwan, Electronic, 2 Jewels
(Timex M73, trim capacitor)

Not for Sale!
The movements presented in this caliber finder are not for sale. This is only a data sheet for identification and evaluation of the movement calibre, as well as for approximate dating.

bidfun-db 21.3 © 02-08-15, mtr-Ranfft

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