Unique No. for this case is 3773. New, unused PORSCHE DESIGN ORFINA Military Chronograph CASE BACK 7177 Unused Military Case back only. 36mm diameter. Case back marked: PORSCHE DESIGN ORFINA MILITARY CHRONOGRAPH 7177 DOD. DEPT. INT. (Specific No. assigned to each individual case; No. 3819). Also marked on the outer rim; WATERRESISTANT TESTED 10 ATM AUTOMATIC SHOCK PROTECTED STAINLESS STEEL SWISS MADE. INSIDE BACK CENTER MARKED: ORFINA WATCH LTD. SWISS. This screw off military case back has never been applied to a watch. Comes with the factory protective seal. THIS IS A FINE COLLECTIBLE. DON'T INVEST IN THE STOCK MARKET. BUY SOMETHING PROVEN IN TIME.
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