I got myself a vintage Vulcain watch from ebay for 30 EUR incl. shipping. The owner stated that the watch stops from frequently. A good watch to test a few skills! The movement seems to be an AS 1686 movement, which was built around 1960. This is how the watch looks like either. What puzzles me is the caseback engraving W.M.R WATCH CASE CORP CASE MADE IN HONG KONG Also the inner rim of the case itself has H.M.R. HONG KONG written on. Any ideas and opinions regarding th