BFG – Baumgartner 411 Watch Spare Parts: Detailed Overview
The Baumgartner BFG 411 is a mid-20th-century Swiss mechanical watch movement known for its manual wind functionality, sweep seconds hand, and a relatively robust construction. With a size of 20 lignes (approx. 45.5mm in diameter) and 11 jewels, it operates at a frequency of 18,000 vibrations per hour (vph) and offers a power reserve of about 27 hours.
Key Features and Specifications
Calibre: BFG 411
Movement Type: Mechanical, manual wind
Jewels: 11 synthetic jewels
Beat Rate: 18,000 vph
Power Reserve: Approximately 27 hours
Size: 20 lignes (approx. 45.5mm diameter)
Functions: Sweep seconds, manual winding, reliable timekeeping
Common Spare Parts and Components
Mainspring and Barrel: True to original specifications for consistent power delivery
Balance Assembly (staff, wheel, regulator): Critical for accuracy and shock absorption
Escape Wheel and Pallet Fork: Essential escapement parts for smooth operation
Center, Third, and Fourth Wheels: Integral gear train components sourced from trusted suppliers
Setting Mechanism (stem, crown, levers, springs): Precise compatibility ensures smooth winding and time adjustment
Jewels: Synthetic ruby bearings for reduced friction and durability
Hands and Dial Components: Replacement hands and dial parts to preserve vintage appearance
Bridges and Plates: Various supporting structural parts for movement integrity
Maintenance and Sourcing Advice
Ensure using original or New Old Stock (NOS) parts for optimal fit and function
Verify the calibre number (BFG 411) on the movement before ordering parts
Donor movements are valuable sources for hard-to-find components
Use light lubrication; over-oiling can reduce the movement’s longevity
Specialized vintage watch part suppliers carry a wide range of BFG 411 components
Importance of Authentic Spare Parts
Maintain optimal timekeeping accuracy and reliability
Preserve the historical and collector’s value of the watch
Genuine parts ensure durability and smooth mechanical function
Restoring your Baumgartner BFG 411 with authentic spare parts ensures long-lasting performance and respects its place in Swiss horological heritage.
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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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