12”’ | Hand Wind | Cylinder | No Seconds

• Listing ID: 20192
• Manufacturer / Brand: Thommen
• Caliber: 12''' Cylindre
• Size in French Lignes: 12'''
• Size range mm largest diameter: 22 - 31 mm
• Shape: Round
• Winding: Manual (Crown)
• Hands Setting: Crown with pin/pusher
• Seconds Hand: None
• Escapement: Cylinder
• Date, Day, Month...: None
• Jewels: 10
• Setting Lever Screw/Pin Position: Right
• Balance Position: Left (240 - 360°)
• Shock Protection: None
• Beats per hour: 18,000
• Balance Type: Brass
• Power Reserve: Unknown
• Production Period: Unknown
• Country: Switzerland
• Identification: Barrel bridge marked with G. T (Gedeon Thommen) in an oval. Not listed in any movement catalog known to me.
• Contributor ©: Uhrforum.de member Badener (Andreas Kelz)