Currently operates by winding the crown. This "operation" refers to the functionality confirmed at the time of listing and does not guarantee long-term operation (accuracy). It is unserviced, and has not been run regularly, so please have it overhauled if you intend to use it. There are scratches and marks on the case and bracelet. The bracelet is broken. The hands can be moved by pulling the crown out to the second position. It has a hacking function. There are scratches and marks on the crystal. Crystal replacement is recommended.