BFG – Baumgartner 412 Watch Spare Parts: Comprehensive Overview
The Baumgartner BFG 412 is a notable Swiss pin lever movement widely used in vintage mechanical watches. Known for its reliability and precise manual winding system, the BFG 412 features a center second and center minute with timer functions, making it a versatile choice among collectors and watch repair professionals.
Key Specifications
Calibre: BFG 412
Movement Type: Mechanical manual winding with pin lever escapement
Jewels: 7 synthetic jewels
Beat Rate: 18,000 vibrations per hour (vph)
Size: 20 lignes (approx. 44.75mm diameter)
Functions: Center second, center minute, timer (60s, 60min) with a pillar wheel
Power Reserve: Approximately 27 hours
Common Spare Parts
Mainsprings: New Old Stock (NOS) or genuine Baumgartner mainsprings suitable for the BFG 412 and related calibres.
Balance Wheel & Staff: Critical for timekeeping accuracy; original parts are preferred.
Escape Wheel & Pallet Fork: Key escapement components designed for pin lever systems.
Gears & Wheels: Includes center, third, fourth, and timer wheels—available from specialist suppliers.
Setting Mechanism: Stem, crown, levers, springs, and related parts for winding and time-setting.
Hands and Dial Components: Authentic or reproduction parts to maintain original aesthetic.
Bridges & Plates: Structural components including barrel and train bridges for movement stability.
Maintenance and Sourcing Tips
Verify the BFG 412 marking before sourcing parts to ensure compatibility.
Use NOS or quality donor movements for scarce or discontinued components.
Maintain light lubrication appropriate for pin lever movements; over-oiling can impair function.
Specialist suppliers and vintage watch parts stores often carry a range of BFG 412 spare parts.
Importance of Genuine Parts
Authentic components ensure optimal performance, longevity, and precise timekeeping.
Preserve the historical integrity and collector value of vintage Baumgartner watches.
Reliable restoration using genuine parts enhances the lifespan and reliability of these classic movements.
Proper maintenance and restoration of your Baumgartner BFG 412 watch with authentic spare parts will ensure dependable performance and honor its classic Swiss watchmaking tradition.
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Stem, Crown, Hands & Spares might be available for this movement.
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