crown comfort
12358
Yes, another small difference
I also have seen 7742s with "SWISS T"... little details. 
Girard-Perregaux Alarm 7742 blue disc...spot the difference
Here we have two Girard-Perregaux vitnage alarm 7742: same case, sane reference both with blue alarm disc but one small difference... Great to have these variations as it makes collecting so interesting. CC ...
Gotta be the hands.
Nice pair of... GPs. Lovely touch of blue on the alarm, always a pleasure.
Yes, another small difference
I also have seen 7742s with "SWISS T"... little details.
Yes, true. Not sure it was planned like this
or is just a sign that production processes were not 100% consistent in those days.
Both very nice
Always good to add to the family! I keep looking at these - just need to find a nice one. Enjoy yours Cheers JML