ILLINOIS CENTRAL RAILROAD POCKET WATCH, 17 JEWEL GOLD PLATED. WATCH DIAMETER IS SLIGHTLY OVER 1 3/4 INCHES TOTAL OUTSIDE. WATCH DOES NOT WORK. IT WILL NOT TURN WHEN YOU TRY TO WIND. I DID NOT FORCE IT. I REMOVED THE BACK AND CANNOT SEE ANYTHING BROKEN. NO PARTS CAME OUT WHEN OPENED. IT MAY BE VERY EASY TO FIX. I AM NO EXPERT. THE GLASS FACE IS NOT BROKEN. LOOK AT PICTURES YOU CAN SEE THE WATCH FACE HAS CHIPS AND CRACKING. I WAS TOLD THIS WATCH WAS MADE IN 1919 TO EARLY 1920. I DID NOT TRY TO LOOK UP SERIAL NUMBER. USA SALES ONLY. THANKS FOR LOOKING.