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View picture in original size
Fig. 1

View picture in original size
Fig. 2

Citizen 1801

Features
manual wind
sweep second
date: set by changing 21-24h

Data
11.5''', Dm= 25.6mm; Do= 26.0mm
H= 4.55mm
F= 1.95mm
T= 2.75mm
21 jewels
f = 18000 A/h
power reserve 42h

Balance staff U3158

Stem W3071

Mainspring / battery
1.20 x 10.0 x 0.115mm

Hands
1.50 x 0.90 x 0.25mm

Comments about the data

Remarks
1962-1975
differences not known between 1800...1805

family/generations:
0200, 0201, 0241, 0270: -
1800...1805: date

Example, year: signature; shock device
1974: Citizen, Japan, 21 Jewels; Parashock
(Citizen 1802)

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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