Favre-Leuba FL 1152 Watch Spare Parts: Detailed Guide for Collectors and Watchmakers
The Favre-Leuba FL 1152 is a renowned Swiss automatic mechanical movement, highly regarded for its robust build and precise timekeeping. Part of the 11.5 ligne calibre family, it features a sweep seconds hand, an automatic winding mechanism, and a date complication set by changing the hours from 21 to 24. This calibre measures approximately 25.60 mm in diameter and 5.10 mm in height, runs at 21,600 vibrations per hour (vph), and contains 17 to 21 synthetic jewels. The FL 1152 calibre enjoys widespread popularity among collectors and watchmakers for its reliability and Swiss craftsmanship.
Key Technical Specifications
Type: Automatic mechanical
Calibre: FL 1152
Jewels: 17 to 21 synthetic rubies
Diameter: 25.60 mm (11.5 ligne)
Height: 5.10 mm
Frequency: 21,600 vibrations per hour
Power Reserve: Approximately 41 hours
Functions: Sweep seconds, automatic winding, date complication
Common Spare Parts
Balance Staff: Vital for maintaining balance wheel stability and timing precision
Mainspring: Replacement mainsprings designed for FL 1152 ensure consistent power delivery and longevity
Rotor & Bearings: Components of the automatic winding system essential for efficient self-winding
Date Mechanism Parts: Date wheels, corrector levers, and jumper springs for reliable date setting
Stem & Crown: Winding stems and crowns compatible with 11.5 ligne cases, necessary for time and date adjustments
Hands & Dial Components: Sweep seconds, hour and minute hands, including dial feet; preferably New Old Stock (NOS) or donor parts for authenticity
Gear Train: Center, third, fourth, and escape wheels compatible within the FL calibre family
Jewels: Synthetic ruby bearings reduce friction and wear at critical points
Plates & Bridges: Structural components needed for movement servicing and repair
Clicks & Springs: Click springs and ratchets that ensure smooth winding and reliable operation
Maintenance and Sourcing Tips
Verify the “FL 1152” calibre marking before ordering parts for accurate compatibility
Use NOS or authentic donor parts to maintain watch originality and value
Source from specialized vintage watch dealers, reputable online suppliers, and watchmaker communities
Apply Swiss-certified lubricants during servicing for optimal performance and longevity
Importance of Genuine Spare Parts
Ensures accurate timekeeping, long-term durability, and reliable operation
Preserves the watch’s collector value and Swiss horological heritage
Supports expert servicing for dependable everyday wear
Using genuine spare parts is essential to keep the Favre-Leuba FL 1152 running as a premier example of Swiss automatic watchmaking.
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Stem, Crown, Hands & Spares might be available for this movement.
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