Less than a year ago, I took my Aquatimer to a watchmaker for a full service. The watch came back perfectly adjusted, and I alternated wearing it with another watch. Recently the watch started stopping while I was wearing it. At first, I thought it was the power reserve, but after checking, it turned out not to be. The rotor started to block. I could wind it by hand, but the rotor wouldn't wind while I was wearing it on the wrist. It only moved with a very vigorous flick of the wrist.
I took…

A little adventure with my IWC.