By stomach SCVS003 of mechanical series and want to GS (Grand Seiko) wind、And replace it with a SARB029 of 3 needle set of the same series、Belt also is what has been replaced with the same series、To me looks GS! ^^
Articles of that time is here ↓
3-throw eyes of 3 Rento the mod example I received in the comments from oasisuenoshiba's
