spcls-mig-brd-500

Average deviation at 20°C within +/- 30 seconds per day. Running reserve at least 5 days. 22 jewels.
Weight : 600 grams
Width: 91.4mm
Depth: 77mm
Diameter: 85mm
The movement is hermetically sealed in metal case. The back is equipped with attachement to 27 Volt bord circuit - necessairy to keep the instrument working in bord temperatures down to - 25°C.

The watches are new, never used in an airplane.
New : Alustand like on image available, this special part costs $240