Intending to adjust vintage movement myself?
Having just acquired a 1952 Patek Ref 1491 'Scroll Lugs' Calatrava with 12-120 Movement..... I find that wearing it daily....it loses between 15-20 sec a day. I intend to open the back and adjust the screw thread which moves the lever on the adjustment sc...
I wouldn't recomend any DIY attempt....
Hi, it's a very nice and precious watch - I wouldn't recomend to try it yourself! A simple slip an ruin the hairspring for example (many other channces to ruin something else ...) and he outcome would be very expensive :-(( If you don't want to "invest " ...
I think you will have more answers if you post your question in Watch Tech.
Very nice movement, by the way. I try to do it by myself by moveing the " raquette ". Here, a tad towards " F ". Just a tad. Then, monitor the first 12 hours, to see if it is enough, or if your hand was " too heavy ", then correct. Best, Nicolas
I will practice.....
Thank you Suitbert and Nicolas, I already have an old mechanical watch to practice on first........:-) The watch has been serviced by a PP AD in Los Angeles from whom I bought it. I however live in Sydney.......and I don't want to take it to the AD here a...