Junghans J71

Kind:
Indestructible watch
Production:
1934 - 1937
Type:
Open face
Jewels:
0, 3,7
Variants:
J71
Size:
17"
Diameter:
36,0 mm
Height:
6,8 mm
f:
18000 A/h
Power reserve:
36h
Balance staff:
U375
Stem:
W352
Mainspring:
Zf 2,3 x 15,0 x 0,21 mm
Reference picture:
FW.S 1942 page 16
Case size:
48 x 63 mm
Junghans catalog 1934
Pillar movement, 3/4 plate, removable lever and balance bridge, antimagnetic hairspring, stem-set.
Indestructible Watch
Junghans christmas brochure 1934 text:
Nr. 47/12 Junghans pocket watch, solid model with reliable 3 jewel movement. With dust ring and silver dial.
Retail price: 8,- RM (Reichsmark)

This pocket watch had a purchase price of 4,70 RM in 1934.
The purchasing power comparisons of historical monetary amounts from the Deutsche Bundesbank (January 2018) shows a factor of 4,3 which would make it 20,20 € in 2018

Nr. 47/13 Same with gold rim and gold dial. Retail Price
Retail price: 8,50 RM (Reichsmark)

This pocket watch had a purchase price of 4,95 RM in 1934.
The purchasing power comparisons of historical monetary amounts from the Deutsche Bundesbank (January 2018) shows a factor of 4,3 which would make it 21,30 € in 2018

The main spring can be changed without much dissasembly of the movement.