Just getting started learning how to service basic movements and the numbers are in on my first few services. I’ve been following Alex Hamilton’s tutorials on the ST36 and I am using HP1300 / 9504 grease / 9415 / 9010. For cleaning, I use a basic Amazon ultrasonic cleaner with L&R cleaner and rinse, and Hexane for the balance and fork. Probably beginner’s luck, but my very first service turned out better than expected (more about follow-on problems below). Note that I…

Rookie Numbers and Hairspring Help