Japanese original YN55A YN56A precision automatic mechanical movements Color:YN55 Case thickness: 12mm

Case thickness: 12mm

you can manually wind it to keep it powered

this watch is perfect for the modern businessman seeking vintage sophistication

Application: Complete watch case kit for custom builds

Upgraded from original NATO design with premium materials

Japanese original YN55A YN56A precision automatic mechanical movements Color:YN55 Case thickness: 12mmThe Epson YN55 and YN56 (often labeled as YN55A YN56A) are Japanese automatic, mechanical watch movements manufactured by Seiko Epson. If they look familiar, its because they are the unbranded supply market equivalents of Orients in house F6 calibers (the F6722 and F6922) which famously power watches like the Orient Mako and Ray lines. Epson sells these YN movements to third party microbrands (such as San Martin, Vostok Europe, and Guanqin) as an