Прообразом 2612 является AS 1475
http://forums.timezone.com/index.php...0&rev=&reveal=
Features
manual-wind alarm
sweep second
Data
11.5''', Dm= 25.6mm, H = 5.8mm
17 jewels
f = 18000 A/h
power reserve 50h
alarm 12s
Remarks
1954-1970, >781000
family:
1475: 18000 A/h
1568: 18000 A/h, date
1930: 21600 A/h
1931: 21600 A/h, date
