Manual and automatic movements are mechanical; they are both made up of only mechanical parts like gears and springs. The quartz and auto-quartz movements have an electrical circuit and require a battery to run but may also have some mechanical parts.

The fact is there are two main paths to become a watchmaker, either to start an apprenticeship or enroll yourself in a watchmaking school. This is not to say that you don't need independent learning. It is absolutely important to familiarize yourself with the knowledge of watchmaking.