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992B U.S.Govt. "Click" to Login or Register 
IHC Member 1357
posted
Just got this S/N C74820=1943 U.S.Govt on movement

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Posts: 3934 | Location: Carbon, Texas in the USA | Registered: January 24, 2010
IHC Member 1357
posted
most.

C74820

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Posts: 3934 | Location: Carbon, Texas in the USA | Registered: January 24, 2010
IHC Member 1357
posted
case back

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Posts: 3934 | Location: Carbon, Texas in the USA | Registered: January 24, 2010
posted
Below are what the various U.S. Army Ordnance Deparment codes mean:

OA - 7 to 9 jewel pocket watches
OB - 15 to 17 jewel pocket watches
OC - 7 to 9 jewel wristwatches
OD - 15 to 17 jewel wristwatches
OE - 21 jewel railroad grade pocket watches
OF - 15 to 17 jewel wristwatches with waterproof case
OFA - 15 to 17 jewel wristwatches with waterproof case, Air Corps (Navigation, Type A-11, substitute standard)
OG - 7 to 9 jewel wristwatches (waterproof cases)
OS - stopwatch
OW - 7 to 9 jewel pocket watches made before Nov. 12, 1940 and remarked later
OX - 15 to 17 jewel pocket watches made before Nov. 12, 1940 and remarked later
OY - 7 to 9 jewel wristwatches made before Nov. 12, 1940 and remarked later
OZ - 15 to 17 jewel wristwatches made before Nov. 12, 1940 and remarked later
 
Posts: 833 | Location: Baltimore, Maryland USA | Registered: September 20, 2004
Administrative Assistant
Picture of Dr. Debbie Irvine
posted

Thanks Jim!

Smile
 
Posts: 4865 | Location: Northern Ohio in the U.S.A. | Registered: December 04, 2002
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