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View picture in original size
Fig. 1

View picture in original size
Fig. 2

Cortebert 477

Features
stem wind and set
sub second

Data
19''', Dm= 42.2mm, Do= 43.05mm
H= 5.45mm
F= 0.55mm
T= 2.3mm
15 jewels
f = 18000 A/h
power reserve 37h

Balance staff U251

Stem W1499

Mainspring / battery
Zf3503, 2.00 x 16.5 x 0.21 x 470mm

Hands
1.95 x 1.10 / 0.30mm

Comments about the data

Remarks
open face calibre
setting lever between plates
bimetallic screw balance

family/generations:
473, 474-I, 484, 486, 487, 495: 18''', open face
476: 19''', open face
479: 18''', open face, different balance
485: 18''', hunter, different balance
modified crown mechanism:
474-II: 18''', open face
477: 19''', open face

Example, year: signature; shock device
ca. 1915: JC, Calibre 477 Déposé - 892431

© D. Fassbender
Homepage: Eurocopter Super Puma MK2

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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