7 3/4”’ | Hand Wind | Swiss Lever | Direct Sweeping Seconds

• Listing ID: 12885
• Manufacturer / Brand: AS
• Caliber: 1537
• Size in French Lignes: 7 3/4'''
• Size range mm largest diameter: 0 - 22 mm
• Shape: Round
• Winding: Manual (Crown)
• Hands Setting: Crown
• Seconds Hand: Sweeping seconds (central seconds)
• Escapement: Lever (Swiss, English, Glashütte)
• Date, Day, Month...: None
• Jewels: 17
• Setting Lever Screw/Pin Position: Left
• Balance Position: Bottom (120 - 240°)
• Shock Protection: Incabloc
• Beats per hour: 18,000
• Balance Type: Monometallic screw balance
• Power Reserve: Unknown
• Production Period: Unknown, probably around 1961
• Country: Switzerland
• Identification: Movement marked with AS 1537 under the balance wheel. And with ARSA 1537 on the wheel train bridge. Listed in the QuickFit catalog from 1961.
• Contributor ©: Uhrforum.de member Badener (Andreas Kelz)