OMEGA Seamaster Railmaster 2812.52.37 42mm SS Black Dial Automatic Watch #C5277
The reference number is recorded as 2812.52.37. The case size is recorded as 42mm. Seamaster Railmaster. 2812.52.37 · 42mm · Automatic · Black. What Makes This Watch Special. Dial Color. The strap is not original to the watch.