Langendorf Lanco-Fon
From Chronopedia
Langendorf Lanco-Fon
Unusual alarm watch with one crown operating all functions. Disc display on dial denotes alarm on or off. The movement has separate barrels for watch and alarm.
Features
- Ref 3197 and others
- Made 1950s to 1973
- Movement: manual wind, in-house (Langendorf); 17 jewels
- Case: 36 mm, chromed steel or gold plated
- Crystal: acrylic
- Hands can be gold with red or blued steel second hand. Alarm pointer tipped red or blue.
Operating Instructions
- Winding watch and alarm: They are wound as follows, when the crown is pushed in:
- Watch: turn crown in 6h direction.
- Alarm: turn crown in 12h direction.
- Set time: Pull crown completely and turn it in 6h direction.
- Set alarm: Pull crown half out and turn it in 12h direction.
- Alarm on: Turn crown a bit in 12h direction, until a colored spot appears in the indicator aperture.
- Alarm off: Turn crown a bit in 6h direction, until the colored spot in the indicator aperture disappears.
