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A. Schild (AS) Calibre 1714 Watch Spare Parts: Technical Overview and Sourcing Guide
A. Schild (AS) Calibre 1714 is a vintage Swiss manual-wind mechanical movement, recognized for its compact flat profile and sweep seconds feature. It is valued for reliability and classic design, making it a favored choice for mid-20th-century watch restoration.
Key Technical Highlights
Calibre: AS 1714
Movement Type: Manual winding, mechanical with sweep seconds
Diameter: 25.60 mm (11.5 lignes)
Height: 3.20 mm
Jewels: 17 synthetic ruby jewels
Beat Rate: 18,000 vibrations per hour (vph)
Power Reserve: Approximately 46 hours
Lift Angle: 52 degrees
Functions: Hours, minutes, sweep seconds
Shock Protection: Standard vintage anti-shock system
Common Spare Parts and Components
Mainspring and Barrel: Must closely match original specifications to ensure stable power delivery and optimal torque.
Balance Wheel and Balance Staff: Delicate and precise parts critical for timekeeping accuracy and shock resistance; require exact fit and quality replacement parts.
Pallet Fork and Escape Wheel: Wear-prone escapement components; sourcing original or high-quality new-old-stock (NOS) parts is essential for smooth and reliable operation.
Gear Train Wheels (Minute, Third, Fourth): Frequently replaced due to wear; commonly sourced from NOS stock or donor calibres.
Setting Mechanism (Stem, Crown, Levers, Springs): Must fit precisely to guarantee reliable winding and time-setting functionality.
Jewels: Synthetic ruby bearings arranged to reduce friction; replacements must match original layout and count.
Hands and Dial Components: Period-correct parts preserve vintage authenticity and collector value.
Sourcing and Maintenance Tips
Use original, NOS, or donor parts labeled for AS 1714 to ensure perfect fit and maintain movement integrity.
Handle fragile components like balance wheel and escapement with care during servicing.
Apply modern synthetic watch oils sparingly, following vintage lubrication standards to prolong movement life.
Verify the calibre number stamped on the main plate before ordering parts to avoid compatibility issues.
Winding stems and other spare parts are available as original Swiss-made components for this calibre.
Why AS 1714 Spare Parts Matter
Genuine parts preserve the calibre’s accuracy, reliability, and mechanical longevity, crucial for maintaining its classic character.
Proper servicing with authentic components supports the historical value and collector appeal of these vintage manual-wind watches.
The well-documented technical details and active watchmaker community facilitate sourcing and expert repairs.
Maintaining the A. Schild AS 1714 calibre with quality spare parts is essential to keep these refined vintage manual-wind watches running reliably and to preserve their important place in Swiss horology.