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

Remarks:

• Available with different bridge shapes

• Listing ID: 5354
• Manufacturer / Brand: AS / ETNA
• Caliber: 340
• 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: Small seconds
• Escapement: Lever (Swiss, English, Glashütte)
• Date, Day, Month...: None
• Jewels: 15
• Setting Lever Screw/Pin Position: Right
• Balance Position: Bottom (120 - 240°)
• Shock Protection: None, unknown shock protection
• Beats per hour: 18,000
• Balance Type: Monometallic screw balance
• Power Reserve: Unknown
• Production Period: Unknown, probably around 1936
• Country: Switzerland
• Identification: Dial side marked with AS 340 in circle. Listed in the Classification Horlogère from 1936. One movement marked with ETNA and 30 in a triangle.
• Contributor ©: Uhrforum.de member Badener (Andreas Kelz)