 |
Brand: | Landeron | 
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|---|---|---|---|
| Family: |
Unknown
|
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| Height: | |||
| Jewels: | 17 | ||
| Reserve: | hours | ||
| Frequency: | 18,000 A/h | ||
| Winding: | Hand winding | ||
| Diameter: | 32.60 mm (14.5 ligne) | ||
| Complications: | 5-Column Chronograph, Chronograph, Column Wheel Chronograph, Horizontal Clutch Chronograph, Monopusher Chronograph | ||
| Hands: | 45 Minute Chronograph Hand at 3:00, Central 60 Second Chronograph Hand, Central Hour Hand, Central Minute Hand, Small Seconds Hand at 9:00 | ||
| Distinguishing Technical Characteristics | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
 Hand-Winding  Clockwise Balance Cock  Indexed Regulator  5-Column Chronograph |
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| Production: – | |||||||||||
| 1910s | 1920s | 1930s | 1940s | 1950s | 1960s | 1970s | 1980s | 1990s | 2000s | 2010s | 2020s |
Cal. 15 is a mono pusher chronograph movement produced by Landeron (Charles Hahn & Cie.) in the 1930s. It measured 14.5 or 15.5 in diameter.
Images are taken from official publications and are used here for commentary and educational purposes. Copyright is held by the original owner as noted.