9 3/4”’ | Hand Wind | Swiss Lever | Small Seconds |

Remarks:

• Also available without seconds
• 2 different bridge shapes (see pictures)
• The setting lever spring on the movements shown is broken
• The FHF 28 is identical to the FHF 10-22 except for the shape of the bridge and the hidden ratchet wheel

• Listing ID: 2927
• Manufacturer / Brand: FHF
• Caliber: 10-22
• Size in French Lignes: 9 3/4'''
• Size range mm largest diameter: 0 - 22 mm
• Shape: Round
• Winding: Manual (Crown)
• Hands Setting: Crown
• Seconds Hand: Small seconds
• Escapement: Lever (Swiss, English, Glashütte)
• Date, Day, Month...: None
• Jewels: 15
• Setting Lever Screw/Pin Position: Left
• Balance Position: Bottom (120 - 240°)
• Shock Protection: None
• Beats per hour: 18,000
• Balance Type: Monometallic screw balance
• Power Reserve: Unknown
• Production Period: Unknown, probably around 1936
• Identification: Dial side marked with FHF 10. Illustrated in the Classification Horlogère of 1936.
• External Link: https://uhrforum.de/threads/identifizierte-uhrwerke-die-weder-bei-ranfft-lorenz-noch-im-watch-wiki-zu-finden-sind.86322/page-31#post-4044580
• Country: Switzerland
• Contributor ©: Uhrforum.de member Badener (Andreas Kelz)