A Eine Junghans Bord watch, for use in WW II, mainly in fighter planes like Bf109, HE88, but also in JU52. base metal case, Chronograph function, hands and numbers with louminous paint. No external signature, inside: “J30 BZ, 38226”. The thumbwheel under the 6 is used to wind the watch, switching the bar at 3 down to adjust the time. The knob under this wheel activates the chronograph, Start, Stop and zero. The hand over the 6 counts the chrono minutes, with the outer Chapterring time values can be adjusted to monitor timings. Type BO-UK1 version 2.1, caliber J30-BZ
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