• Movement 
    Automatic
  • Year of manufacture 
    1111
  • Lot number 
    51
  • Diameter 
    38
  • Location

Description

LONGINES CAL.13ZN FLYBACK CHRONOGRAPH STEEL Longines, No. 5866164, case No. 21514, Made circa 1945. Fine and rare, stainless steel wristwatch with round button flyback chronograph, register and tachymeter. Three-body, polished and brushed, concave lugs, stepped bezel, snap on case back. Black with printed Arabic numerals, subsidiary dials for the seconds and the 30-minute register, outer 1/5th seconds/minute track with five minute Arabic markers, outermost tachymeter scale. Cal. 13 ZN, straight-line lever escapement, monometallic balance, shock absorber, self-compensating Breguet balance spring, index regulator.