BFG- Baumgartner 911-31/7 (CLDD) Watch spare parts

BFG Baumgartner 911 31 7 (CLDD) Watch Movements
BFG Baumgartner 911 31 7 (CLDD) Watch Movements
BFG Baumgartner 911 31 7 (CLDD) Watch spare parts
BFG Baumgartner 911 31 7 (CLDD) Watch spare parts
BFG Baumgartner 911 31 7 Watch Calendar Day and Date spare parts
BFG Baumgartner 911 31 7 Watch Calendar Day and Date spare parts

BFG- Baumgartner 911-31/7 (CLDD) Watch spare parts

BFG- Baumgartner 911-31.7– Part No- 100 Plate
BFG- Baumgartner 911-31.7– Part No- 106 Barrel and train wheel bridge
BFG- Baumgartner 911-31.7– Part No- 121/3 Balance cock for stud holder and antishock
BFG- Baumgartner 911-31.7– Part No- 125 Pin pallet cock
BFG- Baumgartner 911-31.7– Part No- 135 Stem cock
BFG- Baumgartner 911-31.7– Part No- 180/1 Barrel complete
BFG- Baumgartner 911-31.7– Part No- 195 Barrel arbor
BFG- Baumgartner 911-31.7– Part No- 201/1 Center wheel and pinion
BFG- Baumgartner 911-31.7– Part No- 217 Third wheel and pinion
BFG- Baumgartner 911-31.7– Part No- 220 Fourth wheel and pinion without second hand bit
BFG- Baumgartner 911-31.7– Part No- 227 Sweep second wheel and Pinion
BFG- Baumgartner 911-31.7– Part No- 243 Cannon pinion
BFG- Baumgartner 911-31.7– Part No- 250 Hour wheel
BFG- Baumgartner 911-31.7– Part No- 307/1 Regulator for adjustable stud holder,for flat hairspring
BFG- Baumgartner 911-31.7– Part No- 364 Stud holder for flat hairspring
BFG- Baumgartner 911-31.7– Part No- 370 Antishock jewelled, upper
BFG- Baumgartner 911-31.7– Part No- 371 Antishock jewelled, lower
BFG- Baumgartner 911-31.7– Part No- 372 Antishock 2 jewels, upper
BFG- Baumgartner 911-31.7– Part No- 373 Antishock 1 jewel, lower
BFG- Baumgartner 911-31.7– Part No- 373/1 Antishock 2 jewels, lower
BFG- Baumgartner 911-31.7– Part No- 374 Antishock 1 jewel, upper
BFG- Baumgartner 911-31.7– Part No- 394 Bushing jewelled, upper
BFG- Baumgartner 911-31.7– Part No- 395 Bushing jewelled, lower
BFG- Baumgartner 911-31.7– Part No- 397 Bushing nonjewelled, lower
BFG- Baumgartner 911-31.7– Part No- 398 Bushing nonjewelled, upper
BFG- Baumgartner 911-31.7– Part No- 401 Winding stem
BFG- Baumgartner 911-31.7– Part No- 404 Winding stem for waterproof case
BFG- Baumgartner 911-31.7– Part No- 407 Clutch wheel
BFG- Baumgartner 911-31.7– Part No- 410 Winding pinion
BFG- Baumgartner 911-31.7– Part No- 415 Ratchet wheel
BFG- Baumgartner 911-31.7– Part No- 420 Crown wheel
BFG- Baumgartner 911-31.7– Part No- 422 Crown wheel ring
BFG- Baumgartner 911-31.7– Part No- 434 Click spring
BFG- Baumgartner 911-31.7– Part No- 435 Yoke
BFG- Baumgartner 911-31.7– Part No- 440 Yoke spring
BFG- Baumgartner 911-31.7– Part No- 443 Setting lever
BFG- Baumgartner 911-31.7– Part No- 451 Setting wheel for minute wheel
BFG- Baumgartner 911-31.7– Part No- 466 Lid for winding and setting mechanisms
BFG- Baumgartner 911-31.7– Part No- 469 Hour wheel guard
BFG- Baumgartner 911-31.7– Part No- 601/8 Combined jewelled bush
BFG- Baumgartner 911-31.7– Part No- 605/8 Combined jewelled bush
BFG- Baumgartner 911-31.7– Part No- 615/8 Combined jewelled bush
BFG- Baumgartner 911-31.7– Part No- 733 Colleted hairspring
BFG- Baumgartner 911-31.7– Part No- 770 Mainspring
BFG- Baumgartner 911-31.7– Part No- 790 Pin escape wheel
BFG- Baumgartner 911-31.7– Part No- 791 Balance staff for finger
BFG- Baumgartner 911-31.7– Part No- 792 Balance staff for roller
BFG- Baumgartner 911-31.7– Part No- 793 Balance with roller, regulated
BFG- Baumgartner 911-31.7– Part No- 794 Balance with finger, regulated
BFG- Baumgartner 911-31.7– Part No- 797 Pin pallet fork for roller
BFG- Baumgartner 911-31.7– Part No- 798 Finger
BFG- Baumgartner 911-31.7– Part No- 799 Roller
BFG- Baumgartner 911-31.7– Part No- 800 Pin pallet fork for finger
BFG- Baumgartner 911-31.7– Part No- 5106 Barrel and train wheel bridge screw
BFG- Baumgartner 911-31.7– Part No- 5121 Balance cock screw
BFG- Baumgartner 911-31.7– Part No- 5125 Pin pallet cock screw
BFG- Baumgartner 911-31.7– Part No- 5415 Ratchet wheel screw
BFG- Baumgartner 911-31.7– Part No- 5420 Crown wheel screw
BFG- Baumgartner 911-31.7– Part No- 5435 Yoke screw
BFG- Baumgartner 911-31.7– Part No- 5466 Lid screw, for winding and setting mechanisms
BFG- Baumgartner 911-31.7– Part No- 5750 Dial screw
BFG- Baumgartner 911-31.7– Part No- 5751 Dial key
BFG- Baumgartner 911-31.7– Part No- 145 Dial rest
BFG- Baumgartner 911-31.7– Part No- 227 Sweep second wheel and Pinion
BFG- Baumgartner 911-31.7– Part No- 243 Cannon pinion
BFG- Baumgartner 911-31.7– Part No- 469 Hour wheel guard
BFG- Baumgartner 911-31.7– Part No- 498 Washer
BFG- Baumgartner 911-31.7– Part No- 2535 Date indicator guard
BFG- Baumgartner 911-31.7– Part No- 2551 Calendar plate
BFG- Baumgartner 911-31.7– Part No- 2556/1 Date indicator driving wheel
BFG- Baumgartner 911-31.7– Part No- 2557/1 Dale indicator
BFG- Baumgartner 911-31.7– Part No- 2558 Double toothed hour wheel
BFG- Baumgartner 911-31.7– Part No- 2566 Date corrector
BFG- Baumgartner 911-31.7– Part No- 2566/1 Date corrector yoke
BFG- Baumgartner 911-31.7– Part No- 2572 Date corrector spring
BFG- Baumgartner 911-31.7– Part No- 2575 Date jumper spring
BFG- Baumgartner 911-31.7– Part No- 2576 Date jumper
BFG- Baumgartner 911-31.7– Part No- 5145 Dial rest screw
BFG- Baumgartner 911-31.7– Part No- 5750 Dial screw
BFG- Baumgartner 911-31.7– Part No- 52551 Calendar plate screw
BFG Baumgartner 911 31.7 (CLDD) Watch spare parts
BFG Baumgartner 911 31.7 (CLDD) Watch spare parts

BFG – Baumgartner 911-31 (CLD) Watch Spare Parts: Detailed Overview

The Baumgartner BFG 911-31 (CLD) is a Swiss-made manual winding mechanical movement designed primarily for ladies’ watches, featuring a pin lever escapement and calendar date complication (CLD version). It is noted for its compact size, reliable performance, and complex, somewhat unusual gear train and calendar system.
Key Specifications

Calibre: BFG 911-31 (CLD)

Size: 8 1/2 lignes (approx. 19.2 mm diameter)

Beat Rate: 21,600 vibrations per hour (vph)

Jewels: Versions available with 1, 5, or 17 jewels

Escapement: Pin lever

Balance: Nickel anular balance, some variants with KIF shock protection

Winding: Yoke winding system

Functions: Sweep seconds and calendar date with semi-fast date switch and date correction

Complex Features: The date mechanism has a semi-fast switching capability due to special teeth lengths and jumpers, allowing date correction at specific times.

Common Spare Parts

Mainspring and Barrel: Original and New Old Stock (NOS) mainsprings supplying reliable power.

Balance Assembly: Balance wheel, staff, hairspring, and regulator ensuring precision and durability.

Escape Wheel and Pallet Fork: Essential escapement components requiring precision fitting.

Gear Train Wheels: Including driving wheel, third wheel, and second wheels transmitting power effectively.

Calendar Mechanism: Date wheels, jumpers, locking levers, springs, and gears enabling semi-fast date correction.

Winding and Setting Components: Stems, crowns, yokes, setting levers, and related springs.

Hands and Dial Components: Period-accurate replacements preserving vintage aesthetics.

Screws, Plates, and Bridges: Structural and assembly components for movement integrity.

Maintenance and Sourcing Tips

Always verify the BFG 911-31 (CLD) marking before ordering parts to ensure compatibility.

Use NOS or donor parts for rare components to maintain original functionality.

Handle calendar mechanism with care during servicing to avoid damage.

Lubricate sparingly with oils appropriate for vintage pin lever movements.

Specialist dealers and vintage parts suppliers provide extensive Baumgartner 911 series parts.

Importance of Genuine Spare Parts

Authentic components guarantee accuracy, reliability, and extended service life.

Preserve the collector’s value and vintage authenticity.

Support professional servicing and long-term movement function.

Maintaining your Baumgartner BFG 911-31 (CLD) with genuine spare parts enhances performance and honors its place in Swiss watchmaking heritage.

 

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Stem, Crown, Hands & Spares might be available for this movement.

Email us for rate and availability: [email protected]

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