Thanks Amamico & FabR for your kind words of encouragement.
This is simple Rolex Speed King hand wind watch reference 6418 in gold filled. This particular model, a "boy's sized" Oyster Speedking Reference 6418, dates from approximately 1957 and features a 30 mm steel Oyster case. It has a matte black dial with some patina, and a smooth steel bezel. What made this special is that the dial is unique 3,6,9 like the Explorer model




