THIS SALE IS FOR A MEN 1970'S SWISS CHRONOGRAPH WIND UP WRIST WATCH IS NORMAL CHRONOGRAPH WATCH STAR STOP AND RESET.IT WAS OIL CLEAN AND SERVICED  BY DOCTOR WATCH IN DOWN TOWN LOS ANGELES WITH WARRANTY FOR THE SERVICE. THE DIAMETER IS 34 MM WITHOUT THE CROWN BY 39 MM LUG TO LUG AND THICKNESS IS 14 MM IS MANUAL HAND WIND, PIN ANCHOR MECHANICAL  MOVEMENT NOT QUARTZ SWISS MOVEMENT IS SIGN EB8420-74 IS 17 JEWELS, THE ORIGINAL SILVERY DIAL IS SIGN TERTEN WITH ''T SWISS MADE T'' SMALL WINDOW COUNTER SECOND BY SIX O'CLOCK AND A MINUTE REGISTER BY 10 AND 11 O'CLOCK WITH DATE AT 3 O'CLOCK.  IS IN VERY GOOOD CONDITION THE BACK CASE IS SCREW IN TO THE CASE FOR WATER RESISTANT. LID SIGN WATER PROOF ANTIMAGNETIC. AND BACK CASE IS SIGN GOTTLIEB-WEBER SWISS. WATCH IS IN EXCELLENT CONDITION ALL FUNCTION WORKS PERFECT RUNNING STRONG AND KEEPING EXCELLENT TIME.IT COMES WITH A NEW RUBBER BAND AND STAINLESS STEEL BUCKEL. I ACCEPT BEST OFFERS THANK YOU FOR LOOKING.