Diehl 157 (SC); Junghans 693.41; Front
Diehl 157 (SC); Junghans 693.41; movement
Diehl 157 (SC); Junghans 693.41; back
The caliber Diehl 157 corresponds to a massively stripped-down caliber Junghans J93.
Diehl cataloge 1961
This version has a nickel plated surface of the movement. The second hand is missing.