BFG – Baumgartner 844/131 Watch Spare Parts: In-Depth Guide
The Baumgartner BFG 844/131 is a Swiss manual winding watch movement known for its reliable pin lever escapement and classic design. It is part of the Baumgartner 844 family, which features variants with different date mechanisms and jewel counts.
Key Specifications
Calibre: BFG 844/131
Movement Type: Mechanical manual wind
Size: 10 1/2 lignes (approx. 23.6 mm diameter)
Beat Rate: 18,000 vibrations per hour (vph)
Jewels: 2 or 17 jewels in different variants
Functions: Hours, minutes, sweeping seconds, date with disk type (no quick setting)
Escapement: Pin lever
Shock Protection: KIF Trior
Balance: Nickel anular balance with hairspring regulator
Construction: Pillar construction with yoke winding system
Setting Lever: Screw set lever
Common Spare Parts
Mainspring and Barrel: Original or New Old Stock (NOS) mainsprings provide consistent power delivery.
Balance Assembly: Includes balance wheel, staff, and regulator crucial for accurate timekeeping and durability.
Escape Wheel and Pallet Fork: Essential escapement components requiring precise fitment.
Gear Train Wheels: Minute, third, and fourth wheels for power transmission.
Setting Mechanism: Stems, crowns, setting levers, springs, and winding components.
Date Mechanism: Disk-type date wheels, correctors, springs, and levers specific to this calibre.
Hands and Dial Components: Authentic replacement hands and dial materials maintain vintage aesthetics.
Screws and Bridges: Structural components supporting the movement.
Sourcing and Maintenance Tips
Verify the BFG 844/131 calibre marking before ordering parts for precise compatibility.
Use genuine or NOS parts and quality donor movements for hard-to-find components.
Handle date disk mechanism carefully during servicing to avoid damage.
Use appropriate lubrication practices consistent with vintage watch servicing.
Experienced vintage suppliers offer a comprehensive range of Baumgartner BFG 844/131 spare parts.
Importance of Genuine Spare Parts
Genuine components ensure smooth operation, timekeeping accuracy, and longevity.
Preserve the historical significance and collector value of your vintage watch.
Support professional restoration and sustained watch performance.
Maintaining your Baumgartner BFG 844/131 with authentic parts guarantees reliable function and respects its heritage in Swiss watchmaking craftsmanship.
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Watch Parts Enquiry
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Stem, Crown, Hands & Spares might be available for this movement.
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