Yes. I have a Bergeon demagnetizer. You pass the watch in the circle. You push the button, you wait one minute, then you slowly remove the watch et voilà. [nt]
Then, he said, okay, now this is how you do it correctly. 😅 I have a donut demagnetizer, which is what he recommended. You hold the watch face up in the donut, as soon as you start holding the button to activate it, with your other hand you quickly (yes, ...