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5.75 x 6.75''', Dm= 13.0 x 15.2mm
Do= 13.0 x 15.6mm
f = 18000 A/h
power reserve 44h
Balance staff according hairspring collet
Mainspring / battery
Zf994, 1.40 x 6.0 x 0.06 x 210mm
1.00 x 0.55mm
Comments about the data
1582: minor modifications
1677, 1719: -
1777: short plate edges round
1977: stronger mainspring, regulator new
1977-2: balance and barrel new
1977-2, 1978-2: winding gear new
1977-4: balance cock and regulator new
1977-5: click simplified
Example, year: signature; shock device
ca. 1960: 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.
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