This is the base movement of Rolex calibre 4030. I will do some initial timekeeping test on a timing machine before assembling the chronograph... | By Michael Woods - Watch Repair & Restoration | Facebook
Rolex 4030 movement | Rolex, Rolex daytona, Rolex daytona watch
Rolex Calibre 4030 El Primero Zenith Caliber movement Serviced, Mint condition Daytona 16520,16523,16519,16528
Rolex Daytona 16520 Movement 4030 Calibre
Rolex Daytona 4030 movement tear down – Cumbria Watch Repair