WS 19: Servicing a SEIKO Chronograph 6138

There is a lot of talk about the vertical clutch: here it is! The vertical clutch is mounted on top of the chronograph wheel. On the left and on the top most level of the assembly, you see the minute wheel counter, that little finger on the left.

One does not often see a disassembled chronograph wheel - vertical clutch assembly. But as mentioned before, Rob was checking the possibility of re-using parts from this assembly and eventually combine parts to a new part. But to no avail, this part is too complex to be assembled from different pieces. Let us have a look at the parts of the vertical clutch first.

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