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View picture in original size
Fig. 1

View picture in original size
Fig. 2

Longines 490 (Election 885)

manual wind
sub second

13''', Dm= 29.0mm, Do= 29.4mm
H= 3.2mm
F= 1.0mm
T= 1.5mm
17 jewels
f = 21600 A/h
power reserve 46h

Balance staff U3312

Stem W3262

Mainspring / battery
1.30 x 11.5 x 0.14mm

1.50 x 0.79 / 0.22mm

Comments about the data

The base calibre was passed from Election to Marvin ca. 1960, and finally to Longines in the late 60s. As many parts are interchangable, below the variants of all three manufacturers are listed.

family, generations:
875: 18000 A/h, fixed stud carrier
875: 18000 A/h, mobile stud carrier, detail modifications
885: 21600 A/h, mobile stud carrier
700: 18000 A/h, mobile stud carrier
700C: 18000 A/h, mobile stud carrier, date
490: 21600 A/h, mobile stud carrier

Example, year: signature; shock device
1969: 14770111, Longines, 490, Swiss, 17 Jewels; Kif-Ultraflex

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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