10 1/2”’ | Hand Wind | Swiss Lever | Direct Sweeping Seconds |

Remarks:

• AHO 1021A with suffix A is a newer version with a different winding mechanism

• Listing ID: 7541
• Manufacturer / Brand: AHO
• Caliber: 1021
• 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: Sweeping seconds (central seconds)
• Escapement: Lever (Swiss, English, Glashütte)
• Date, Day, Month...: None
• Jewels: 17
• Setting Lever Screw/Pin Position: Right
• Balance Position: Bottom (120 - 240°)
• Shock Protection: Rufarex
• Beats per hour: 18,000
• Balance Type: Monometallic screw balance
• Power Reserve: Unknown
• Production Period: Unknown, probably around 1957
• Identification: Movement marked with AHO 1021 on the base plate. Listed in the Flume K1 catalog in the part fro 1957.
• Country: Germany
• Contributor ©: Uhrforum.de member Badener (Andreas Kelz)