CHELSEA 4 1/2 INCH M1 MESSAGE CENTER CLOCK~U.S. ARMY~ . DESCRIPTION AND FEATURES THIS SELDOM SEEN CHELSEA U.S.ARMY M1 MESSAGE CENTER CLOCK WITH CENTER SWEEP SECOND HAND AND ZULU HOUR HANDS IS IN SUPERB CONDITION . , NUMBERS MATCHING CASE ,MOVEMENT AND CASE!!,SERIAL #462908, I WILL SAY I HAVE HAD SEVERAL OF THESE OVER THE YEARS AND THIS ONE IS THE NICEST, SELDOM SEEN IN THIS CONDITION WITH ENGRAVED AND ENAMELED 12/24 HOUR BLACK DIAL FACE WITH RADIUM DOTS WITH CHELSEA HALF SPADE STYLE RADIUM DIPPED HANDS . THE HEAVY PHENOLIC CASE HAS BEEN CLEANED AND PRESERVED,A UNIQUE FEATURE IS IT HAS THE KNURLED KNOB ON THE SIDE OF THE CASE FOR TIME SETTING!,5 1/2 DIAM. AND IS AS NICE AS THEY COME , HAS A HIGH GRADE AMERICAN MADE 8 DAY JEWELED MOVEMENT WITH MACHINE CUT PINIONS AND WHEELS,NON MAGNETIC BREGUET TYPE HAIRSPRING AND COMPENSATED ESCAPEMENT, JEWELED PLATFORM ,VERY HIGH GRADE PRECISION TIME PIECE ,IT IS A GREAT PIECE OF HISTORY! THE INGENUITY AND WORKMANSHIP OF CHELSEA AMERICAN TIME PIECES IS KNOWN THROUGH OUT THE WORLD,CLOCK RUNS AND KEEPS ACCURATE TIME,THE PICTURES DO NOT SHOW HOW NICE THIS CLOCK REALLY IS!THIS CLOCK WILL NOT DISAPPOINT THE NEW OWNER!!  Layaway option available upon request.