Hi, here is a nice little T17 I received on Saturday :
It is a CK891, from around 1936.
Well, the dial is not in the best condition, I must admit :
This purchase was a kind of a bet, but after some gentle cleaning (removing of the old tarnished varnish and application of a new one), it looked much better :
Finally, after some repair on the caliber (broken mainspring, broken balance...), I find that this watch looks quite nice (I just need to have a new glass fit on it) :
CK 891 was first produced with a 20F Inside (here in a 1934 German catalog) :
and was later produced with a T17 Inside (here in a 1937 catalog :
Click to expand...