Japanese character mark on rear o Imperial Navy issue wristwatch, pre-1945. Regia Aeronautica – Royal Italian Air Force pilot’s chronograph watch, pre-1945. Polish Air Force issue mark found on Royal Air Force coded wristwatch, c.l940 Then, there are s Illinois Production Date Chart and the PocketWatchSites Illinois Date Table which are an online means for determining the approximate production date of Illinois pocket watches. Wojsko Polskie – Polish army property mark, pre-1939. Torpedo Watch marking used on a French Navy chronometer watch, c. The original markings have been milled away prior to reissue of the Hamilton Mod.22 to a different branch of the armed forces, probably post-1945. US Army property mark applied over US Navy issue stamps. US Naval Observatory mark bearing 1941 date, found on inspected chronometer watches.Ĭorps of Engineers issue mark on chronograph watch, c. US Navy issue watch mark and serial number, c.l920.īureau of Ships property mark, used on US Navy issue watches since 1920. United States Shipping Board merchant navy property watch mark, 1914-1940. German Flying Corps mark found on pocket watches, pre-1918, with Zeppelin airship code. Marks on Kriegsmarine issue U-boat clock, coded for service with the North Sea fleet. Kriegsmarine issue watch mark with Naval Artillery code. Kriegsmarine issue chronograph watch mark.
#IMPERIAL POCKET WATCH SERIAL NUMBER CODE#
Kriegsmarine issue watch mark with naval number and manufacturer’s code number. Kriegsmarine second class chronometer watch mark with naval issue number. Traditional German Navy issue watch mark, 1871-1918 Service cancellation mark added in the 1930’s to a military issue wristwatch of c.1918.Īir Ministry property stamp found in various forms on watches, clocks and their movements, 1918-c.l953ĭeutsche Reichsmarine issue watch mark, first used by the German Navy in 1848, although the RM title was not officially accepted until 1871.
#IMPERIAL POCKET WATCH SERIAL NUMBER SERIAL NUMBER#
We may never know for sure how many Warrens were made, but the highest known serial number is 44, and the lowest known serial number of a watch made by this company, other than a Warren, is 112, a Samuel Curtis.
Royal Air Force crest found on clock dials, c.1937-1945. WW II German Army Infantry LONGINES POCKET WATCH LOWEST SERIAL KNOWN RARE WW2 Imperial Japanese Army Airforce Seikosha Navigator Stopwatch 3. The above number 18 was the first 30 hour watch to be produced for general sale to the public. If it means that the owner will use a treasured timepiece instead of keeping it tucked away, that's an attractive reason for alteration.The broad arrow British government property mark, found in various forms on watch dials, cases and movements.īritish Army issue pocket watch in India, c.1900īroad arrow and serial number of H.Williamson issue pocket watch, c.1914.Īviation issue mark – Royal Flying Corps pocket watch, 1914-1917 Some conversions of high-end brands still sell for a high value after conversion. In general, altering a watch will lower the value (and some enthusiasts are ardently against doing this type of conversion).