18s, 12s, 3/0... what does this mean? Below is a table to convert American watch sizes (Lancashire gauge ) watch size to inches and millimeters. This measurement refers to the size of the movement as measured...
Many times you will find watches being described as "overwound". But what does that really mean? Well, what it has become to mean that the watch is wound up all the way, but will not run. Technically, you...
Many folks inaccurately describe any watch that is old as a "Railroad Watch". The term "Railroad Watch" or "Standard Watch" can be traced back to the late 1880's. The most famous incident, the straw that broke...
The following is some what dated, but most of which still holds true today. It not only holds true for Hamilton pocket watches, but for nearly all of the antique American pocket watches. In the day this...
American Waltham Production Dates by Serial Number American Watch Company American Waltham Watch Company Waltham Watch Company The serial number being referred to is the serial number on the movement (i.e....
Hamilton Production Dates by Serial Number Hamilton Watch Co, Lancaster, PA The serial number being referred to is the serial number on the movement (i.e. "guts") of the watch. Note: These are approximate...
Elgin Production Dates by Serial Number Elgin (National) Watch Co, Elgin, Illinois Remember, the serial number being referred to is the serial number on the movement (i.e. "guts"), NOT THE CASE, of the watch....
Rockford Watch Co Rockford, Illinois 1873-1915 The serial number being referred to is the serial number on the movement (i.e. "guts") of the pocket watch. Note: These are approximate dates. Actual dates may...
Hampden Production Dates by Serial Number Hampden (Dueber) Watch Co, Springfield, Mass and Canton, Ohio 1877-1930 Remember, the serial number being referred to is the serial number on the movement (i.e....
This is a pretty common question.If you have a "wind up" mechanical pocket or wrist watch, most should be wound daily . Even though many modern watch movements can run over 40 hours, and the famed antique...