A. Schild (AS) Calibre 2186 Watch Spare Parts: Technical Overview and Sourcing Guide
A. Schild (AS) Calibre 2186 is a Swiss automatic mechanical movement known for its durability and practicality, featuring a sweep seconds hand, quickset date, and manual quickset month calendar. Measuring 25.60 mm in diameter and 6.25 mm in height, the calibre runs at a high-frequency rate of 28,800 vibrations per hour (4 Hz). It is highly regarded among vintage watch enthusiasts and professional watchmakers for its reliable performance and complications.
Key Technical Highlights
Calibre: AS 2186
Movement Type: Automatic, mechanical
Diameter: 25.60 mm (11.5 lignes)
Height: 6.25 mm
Jewels: 25 synthetic ruby jewels
Beat Rate: 28,800 vibrations per hour (4 Hz)
Functions: Sweep seconds, quickset date, manual quickset month calendar
Power Reserve: Approximately 50 hours
Shock Protection: Typically Incabloc or equivalent
Common Spare Parts and Components
Mainspring and Barrel: New-old-stock (NOS) or original mainsprings provide reliable power transmission and durability.
Balance Wheel and Balance Staff: Precision parts that are critical for accurate timekeeping and shock resistance. Exact fit replacements are essential.
Pallet Fork and Escape Wheel: Key escapement components subject to wear, requiring authentic or NOS replacements.
Gear Train Wheels: Minute, third, and fourth wheels which are typically replaced from NOS or donor movements when worn.
Setting Mechanism (Stem, Crown, Levers, Springs): Well-fitting components are vital for smooth winding, time, and calendar setting.
Jewels: Synthetic ruby bearings reduce friction and wear; replacements must match original layout to ensure longevity.
Hands and Dial Components: Period-correct parts help preserve the vintage appearance and add collector value.
Calendar Mechanism: Includes date jumpers, month indicators, and unlocking yokes that ensure reliable quickset and month functions.
Sourcing and Maintenance Tips
Use original, NOS, or donor parts meant specifically for AS 2186 to guarantee proper compatibility and quality.
Handle delicate assemblages like the balance staff and escapement with care to avoid damage during servicing.
Employ modern synthetic lubricants sparingly, aligned with vintage servicing standards for longevity.
Check the calibre number engraved on the movement prior to ordering parts to avoid errors.
Donor AS 2186 movements can be invaluable sources for rare or discontinued components.
Why AS 2186 Spare Parts Matter
Genuine parts maintain the calibre’s accuracy, durability, smooth sweep seconds, and reliable calendar functions, which are essential for reliable vintage watch operation.
Authentic servicing protects the historical significance and enhances collector appeal of classic Swiss mechanical movements.
Extensive technical documentation and established watchmaker communities facilitate accurate repairs and efficient parts sourcing.
Maintaining your A. Schild AS 2186 calibre with quality spare parts ensures dependable operation and respects its standing in Swiss horology.
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Stem, Crown, Hands & Spares might be available for this movement.
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