20 1/2”’ | Hand Wind | Pin Lever | Stopwatch |

Remarks:

• Stopwatch with column wheel, 60s, 30 min counter
• Stopwatch mechanism on dial side
• Movement very likely manufactured by AS

• Listing ID: 18449
• Manufacturer / Brand: Heuer
• Caliber: 20/21
• Size in French Lignes: 20 1/2'''
• Size range mm largest diameter: > 40 mm
• Shape: Round
• Winding: Manual (Crown)
• Hands Setting: None (stopwatch)
• Seconds Hand: Sweeping seconds (central seconds)
• Escapement: Pin Lever
• Date, Day, Month...: None
• Other Functions: Stopwatch
• Jewels: 0
• Balance Position: Bottom (120 - 240°)
• Holes in setting lever spring or rocking bar: 0 = no setting lever spring and no rocking bar
• Shock Protection: None
• Beats per hour: 18,000
• Balance Type: Brass
• Power Reserve: Unknown
• Production Period: Unknown, probably around 1950.
• Country: Switzerland
• Identification: Movement listed in the Paulson catalog from 1950.
• Contributor ©: Uhrforum.de member Badener (Andreas Kelz)