Vintage Omega Bumper Automatic, Two-tone Radium Dial, Ref. 2438-2 from 1944This Omega Bumper Automatic from 1944 is a fantastic example of early automatic watchmaking, featuring the Caliber 28. 10 R. A. SC. PCone of Omegas first self winding movements. The bumper movement design, which uses a semi rotating weight with spring loaded buffers, adds a distinctive mechanical feel that collectors appreciate. Housed in a 32. 5mm stainless steel case, the watch retains its original radium dial (if you are concerned with safety of