Otero 146
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10 1/2”’ | Hand Wind | Swiss Lever | Small Seconds |
Remarks:
- Click on the dial side
- Movement family:
- Two-arm balance, fixed hairspring stud-holder:
- 44: Direct sweeping seconds, without date, 17/21 jewels
- 441: Direct sweeping seconds, date, 17/21 jewels
- 46: Small seconds, without date, 15/17 jewels
- Three-arm balance, mobile hairspring stud-holder:
- 144: Direct sweeping seconds, without date, 17 jewels
- 1441: Direct sweeping seconds, date, 17 jewels
- 146: Small seconds, without date, 15/17 jewels
- Two-arm balance, fixed hairspring stud-holder:
- Listing ID: 2262
- Manufacturer / Brand: Otero
- Caliber: 146
- Size in French Lignes: 10 1/2'''
- Size range mm largest diameter: 22 - 31 mm
- Shape: Round
- Winding: Manual (Crown)
- Hands Setting: Crown
- Seconds Hand: Small seconds
- Escapement: Lever (Swiss, English, Glashütte)
- Date, Day, Month...: None
- Jewels: 17
- Setting Lever Screw/Pin Position: Left
- Balance Position: Bottom (120 - 240°)
- Shock Protection: Trishock
- Beats per hour: 18,000
- Balance Type: Nickel
- Power Reserve: Approx. 45 hours
- Production Period: Unknown, probably around 1970
- Identification: Movement marked with Otero logo and 146. Original data sheet available. Listed in the Flume K3 catalog from 1972.
- External Link: https://uhrforum.de/threads/identifizierte-uhrwerke-die-weder-bei-ranfft-lorenz-noch-im-watch-wiki-zu-finden-sind.86322/page-39#post-5169242
- Country: Germany
- Contributor ©: Uhrforum.de member Badener (Andreas Kelz)
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