18”’ | Hand Wind | Cylinder | Small Seconds

• Listing ID: 12688
• Manufacturer / Brand: AS
• Caliber: Model No. 240
• Size in French Lignes: 18'''
• Size range mm largest diameter: 31 - 40 mm
• Shape: Round
• Winding: Manual (Crown)
• Hands Setting: Crown with pin/pusher
• Seconds Hand: Small seconds
• Escapement: Cylinder
• Date, Day, Month...: None
• Jewels: 9
• Setting Lever Screw/Pin Position: Right
• Balance Position: Bottom (120 - 240°)
• Shock Protection: None
• Beats per hour: 18,000
• Balance Type: Brass
• Power Reserve: Unknown
• Production Period: Unknown, probably around 1909
• Country: Switzerland
• Identification: Registered by A. Schild on 22.10.1909 in the Swiss Official Gazette of Commerce as model no. 240. Model No. 240 is not an official caliber designation, but was used to register the design.
• Contributor ©: Uhrforum.de member Badener (Andreas Kelz)