JAEGER Le COULTRE 450-5443, Setting Lever Screw - High Head Profile, NOS

Genuine vintage New Old Stock (NOS) JAEGER LE COULTRE Setting Lever Screw. Specifically tailored for the 12.5''' sweep seconds caliber architecture. Verified by a WOSTEP - Certified watchmaker.

• JAEGER Le COULTRE cal: 450, 464, 468, 478, 484, 494
• VACHERON CONSTANTIN cal: 454, 495, 1008

The JLC 449 Family:

• 449: 12,5''' sub second.
• 450: 12,5''' center second.
• 452: 12,5''' sub second.
• 463: 12,5''' sub second, same as 449.
• 464: 12,5''' sub second, calendar: day, date, month.
• 468: 12,5''' center second, same as 450.
• 469: 12,5''' sub second, same as 449.
• 478: 12,5''' center second, same as 450 and 468.
• 479: 12,5''' sub second, same as 449, 452, 463, 469.
• 484: 12,5''' sub second, calendar: day, date, month, same as 464.
  
• 494: 12,5''' sub second, calendar: day, date, month, moon phase.