How about Omega 1030 movement?

Omega 1030 movement is a classic movement of Omega, which is improved on the basis of Haima series mechanical watches released by 1957. This movement can be made into bracelets, automatic calendars or automatic double calendars. The earliest version of 1030 movement was self-winding movement with calendar display, and later different versions were developed, including movement with calendar and moon phase display or movement with dual time zone function.

Generally speaking, Omega 1030 movement is a classic movement with a long history. After different improvement and development, it has many functions and complex performance, and it is a high-quality and reliable mechanical movement.