6 3/4”’ | Hand Wind (Backwinder!) | Swiss Lever | No Seconds |

Remarks:

• The movement is also available as 496K with shock protection
• According to the JLC data sheet, the 496 was previously delivered as reference 402 and 427. These movements are therefore probably identical

• Listing ID: 3682
• Manufacturer / Brand: Jaeger-LeCoultre / JLC
• Caliber: JLC 8NR = JLC 496
• Size in French Lignes: 6 3/4''' (according to manufacturer 8'''!)
• Size range mm largest diameter: 0 - 22 mm
• Shape: Round
• Winding: Manual (Crown)
• Hands Setting: Crown
• Seconds Hand: None
• Escapement: Lever (Swiss, English, Glashütte)
• Date, Day, Month...: None
• Jewels: 15
• Setting Lever Screw/Pin Position: None (Backwinder)
• Balance Position: Bottom (120 - 240°)
• Shock Protection: None
• Beats per hour: 18,000
• Balance Type: Monometallic screw balance
• Power Reserve: Unknown
• Production Period: Unknown
• Country: Switzerland
• Identification: Listed in the Quickfit 1961 and in the Marshall 1966. In the Engelkemper as 496 (8''' NR).
• Contributor ©: Uhrforum.de member Badener (Andreas Kelz)
• External Link: https://uhrforum.de/threads/identifizierte-uhrwerke-die-weder-bei-ranfft-lorenz-noch-im-watch-wiki-zu-finden-sind.86322/page-21#post-3182094