Dating waltham antique pocket watch
If there is no two symbols, it could be that your watch was made before 1948. For exabple, If you have a Bulova watch with the stamp M3 then it was made in 1963.Both companies went to a different serial number system and the date of manufacture is not determinable by these letter & number serials.: In the 1950's Bulova incorporated a symbol system to date the watches they manufactured.If you really aren't sure what to do, take it to one of your local jewelers and ask them to show you how to open it.
While it is open, make sure you record everything written on the movement of the watch and the watch case. Kent Singer has written up a good explanation of how to open a watch case.
Some companies (as with the Gruen Watch Company), even lost rocords to fire or other natural disaster. I am sure they had no idea that their timepieces would someday be collected.
Dating waltham antique pocket watch comments