Case diameter: 49mm
Case material: Copper-nickel alloy
Crystal: Acrylic
Mechanism: Crown wound, crown set
Jewels: 15
Era: 1940s
Made in Switzerland by Grana. Grana also made watches for the British Army.
Attention: Light scratches on the case back but can be polished easily. The crown is a little bit skew. The watch is not perfect since it has been used.