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View picture in original size
Fig. 1

View picture in original size
Fig. 2

Certina 28-16

Features
manual wind
sweep second

Data
12.5''', Dm= 28.0mm, Do= 28.4mm
H= 4.4mm
F= 1.3mm
T= 2.3mm
17 jewels
f = 19800 A/h
power reserve 46h

Balance staff U2782

Stem W2805

Mainspring / battery
1.40 x 11.5 x 0.125 x 360mm

Hands
1.50 x 0.90 x 0.18mm

Comments about the data

Remarks

family/generations:
28-15: 18000 A/h
28-151: 18000 A/h, date
28-16: 19800 A/h
28-161: 19800 A/h, date
28-163: 19800 A/h, date, circadian rhythm

Example, year: signature; shock device
ca. 1965: Certina, 28-16, Swiss, 17 Jewels; Incabloc

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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