Just back from the watchmaker . . .
New mainspring, so the amplitude hits 330 horizontal and at least 280 vertical in the weakest position. Beat error between 0.0 and 0.2 in all positions - with an easy to adjust EP40-68 movement.
View attachment 894887
View attachment 894886
I had the pushers replaced and the central hands relumed as they were in pretty sad shape. There remains a small bit of rust after polishing the hands. Many would have left them as I found them, but they bothered me. I am a bit finicky.
..
Here is the before:
View attachment 894888
Click to expand...