Vintage Watchmakers 8 mm Step Wheel Chucks Collets 1 to 5 Jeweler Watch Repair.
Japan Genuine Seiko NH38A Mechanical Movement Mod Automatic Watch Repair Parts
Brand new, genuine Seiko SII (TMI) NH38A automatic mechanical movement. It is the non-date version of the popular NH35/36 series, widely used for watch modding, repair, replacement, and custom watch building. 24 Jewels automatic movement. Hacking (seconds stop) function for accurate time setting. No date window – clean dial design. 21600 vibrations per hour (3Hz)….