Favre-Leuba FL 277 Watch Spare Parts: Comprehensive Guide for Collectors and Watchmakers
The Favre-Leuba FL 277 is a respected Swiss manual wind mechanical movement from the 11.5 ligne calibre family, celebrated for its precision and reliability. This calibre features a sweep seconds hand, a date complication with a hidden winding gear, and incorporates 17 synthetic jewels. Measuring 25.60 mm in diameter and approximately 3.10 mm in height, it operates at a frequency of 18,000 vibrations per hour (vph) and offers a power reserve close to 48 hours. The FL 277 is sought-after by collectors and watchmakers for its robustness and Swiss craftsmanship.
Key Technical Specifications
Type: Manual wind mechanical
Calibre: FL 277
Jewels: 17 synthetic rubies
Diameter: 25.60 mm (11.5 ligne)
Height: 3.10 mm
Frequency: 18,000 vibrations per hour
Power Reserve: Approximately 48 hours
Functions: Sweep seconds, date display with hidden winding gear
Common Spare Parts
Balance Staff: Part number 723, compatible across FL family calibres, critical for timing accuracy and movement stability
Mainspring: Replacement mainsprings compatible with FL 277 and related calibres ensure consistent power delivery
Stem & Crown: Winding stems and crowns specifically designed for 11.5 ligne cases; widely available from vintage suppliers
Hands & Dial Components: Sweep seconds, hour, and minute hands; dial feet; New Old Stock (NOS) and donor parts sought for authenticity
Gear Train: Center, third, fourth, and escape wheels compatible within FL calibre family
Jewels: Synthetic rubies that reduce friction and wear on pivots
Plates & Bridges: Structural parts needed for movement servicing and repair
Clicks & Springs: Click springs and ratchets that ensure winding mechanism reliability
Maintenance and Sourcing Tips
Confirm “FL 277” marking on the movement before ordering to guarantee compatibility
Prioritize NOS or authentic donor parts for preserving movement originality and collector value
Source from trusted vintage dealers, specialist online stores, and watchmaker forums
Use Swiss-certified lubricants during servicing to maintain optimal performance and longevity
Importance of Genuine Spare Parts
Ensures accurate timekeeping, long-lasting durability, and reliable function
Maintains the watch’s historical value and Swiss horological heritage
Supports expert repairs and dependable daily use
Using genuine spare parts is essential to preserving the Favre-Leuba FL 277 as a distinguished example of Swiss manual wind watchmaking craftsmanship.
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Stem, Crown, Hands & Spares might be available for this movement.
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