UMF 9 (M9) / 53-52
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11”’ | Hand Wind | Pin Lever | Indirect Sweeping Seconds |
Remarks:
- Rocking bar winding
- Click on the dial side
- Pillar construction
- UMF changed the caliber numbering system in 1964. The UMF 9 became the 53-52
- Listing ID: 18982
- Manufacturer / Brand: UMF
- Caliber: 9 / M9 / 53-52
- Size in French Lignes: 11''' (10 1/2''' according to manufacturer)
- Size range mm largest diameter: 22 - 31 mm
- Shape: Round
- Winding: Manual (Crown)
- Hands Setting: Crown
- Seconds Hand: Sweeping seconds (central seconds)
- Escapement: Pin Lever
- Date, Day, Month...: None
- Jewels: 5
- Setting Lever Screw/Pin Position: Left
- Balance Position: Bottom (120 - 240°)
- Holes in setting lever spring or rocking bar: 2
- Shock Protection: None
- Beats per hour: 18,000
- Balance Type: Nickel
- Power Reserve: Unknown
- Production Period: Unknown, probably around 1960
- Country: Germany
- Identification: Movement marked with UMF 9. Listed in the Flume K2 catalog from 1962.
- Contributor ©: Uhrforum.de member Badener (Andreas Kelz)
