8 3/4 x 12 1/2”’ | Hand Wind | Swiss Lever | No Seconds

• Listing ID: 21530
• Manufacturer / Brand: Omega
• Caliber: 20
• Size in French Lignes: 8 3/4 x 12 1/2'''
• Size range mm largest diameter: 22 - 31 mm
• Shape: Form
• Winding: Manual (Crown)
• Hands Setting: Crown
• Seconds Hand: None
• Escapement: Lever (Swiss, English, Glashütte)
• Date, Day, Month...: None
• Jewels: 15, 16
• Setting Lever Screw/Pin Position: Right
• Balance Position: Bottom (120 - 240°)
• Shock Protection: None
• Beats per hour: 18,000
• Balance Type: Screw balance
• Power Reserve: Unknown
• Production Period: 1929 - 1935 (48,300 pieces)
• Country: Switzerland
• Identification: Movement marked with OMEGA. Listed in the Classification Horlogère from 1936.
• Contributor ©: Anonymous