Valjoux 22
Features
manual-wind chronograph, 60s, 30/45min, pillar wheel
sub second
Data
14''', Dm= 31.3mm, H= 6.4mm
17 jewels
f = 18000 A/h
power reserve 40h
Valjoux 7736
Features
manual-wind chronograph, 60s, 30min, 12h, cam switched
sub second
Data
14''', Dm= 31.05mm, H= 7.4mm
17 jewels
f = 18000 A/h
power reserve 45h
With one pillar the other cam, they seem fundamentally different.
Source: http://www.ranfft.de/cgi-bin/bidfun-db.cgi?10&ranfft&0&2uswk