A Schild – AS Calibre 1747 Watch spare parts
| A Schild – AS Calibre 1747 – Part No. 100 plate |
| A Schild – AS Calibre 1747 – Part No. 105 Barrel bridge |
| A Schild – AS Calibre 1747 – Part No.110 Train-wheel bridge |
| A Schild – AS Calibre 1747 – Part No. 121 Balance cock |
| A Schild – AS Calibre 1747 – Part No. 125 Pallet cock |
| A Schild – AS Calibre 1747 – Part No. 182 Barrel and cover |
| A Schild – AS Calibre 1747 – Part No. 195 Barrel arbor |
| A Schild – AS Calibre 1747 – Part No. 201 Center wheel |
| A Schild – AS Calibre 1747 – Part No. 210 Third wheel |
| A Schild – AS Calibre 1747 – Part No. 224 Fourth wheel |
| A Schild – AS Calibre 1747 – Part No. 240 Cannon pinion |
| A Schild – AS Calibre 1747 – Part No. 250 Hour wheel |
| A Schild – AS Calibre 1747 – Part No. 260 Minute wheel |
| A Schild – AS Calibre 1747 – Part No. 301 Regulator for flat hairspring |
| A Schild – AS Calibre 1747 – Part No. 311 Upper cap jewel with end-piece, for balance |
| A Schild – AS Calibre 1747 – Part No. 330 Lower cap jewel with end-piece,for balance |
| A Schild – AS Calibre 1747 – Part No. 401 Winding stem |
| A Schild – AS Calibre 1747 – Part No. 407 Clutch wheel |
| A Schild – AS Calibre 1747 – Part No. 410 Winding pinion |
| A Schild – AS Calibre 1747 – Part No. 415 Ratchet wheel |
| A Schild – AS Calibre 1747 – Part No. 420 Crown wheel |
| A Schild – AS Calibre 1747 – Part No. 422 Crown wheel ring |
| A Schild – AS Calibre 1747 – Part No. 425 Click |
| A Schild – AS Calibre 1747 – Part No. 430 Click spring |
| A Schild – AS Calibre 1747 – Part No. 435 Yoke |
| A Schild – AS Calibre 1747 – Part No. 440 Yoke spring |
| A Schild – AS Calibre 1747 – Part No. 443 Setting lever |
| A Schild – AS Calibre 1747 – Part No. 445 Setting Iever spring |
| A Schild – AS Calibre 1747 – Part No. 450 Setting wheel |
| A Schild – AS Calibre 1747 – Part No. 705 Escape wheel and pinion |
| A Schild – AS Calibre 1747 – Part No. 710 Jewelled pallet fork |
| A Schild – AS Calibre 1747 – Part No. 721 Complete Balance |
| A Schild – AS Calibre 1747 – Part No. 770 Mainspring |
| A Schild – AS Calibre 1747 – Part No. 2535 Date indicator guard |
| A Schild – AS Calibre 1747 – Part No. 2543 Inteimediate date wheel |
| A Schild – AS Calibre 1747 – Part No. 2551 Date plate |
| A Schild – AS Calibre 1747 – Part No. 2556 Date indicator driving wheel |
| A Schild – AS Calibre 1747 – Part No. 2557 Date indicator |
| A Schild – AS Calibre 1747 – Part No. 2575 Date Jumper spring |
| A Schild – AS Calibre 1747 – Part No. 2576 Date Jumper |
| A Schild – AS Calibre 1747 – Part No. 2632/1 Unlocking yoke for date indicator, mounted |
| A Schild – AS Calibre 1747 – Part No. 2633 Unlocking yoke for date indicator |
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A. Schild (AS) Calibre 1747 Watch Spare Parts: Technical Overview and Sourcing Guide
A. Schild (AS) Calibre 1747 is a vintage Swiss manual-wind mechanical movement notable for its slim profile, reliability, and the inclusion of both sweep seconds and date complication. The calibre features a diameter of approximately 25.60 mm (11.5 lignes) and a height of about 3.60 mm. It runs at a standard beat rate of 18,000 vibrations per hour (vph) and typically contains 17 or 21 synthetic ruby jewels. The AS 1747 is valued by collectors and watchmakers for mid-20th-century watch restorations.
Key Technical Highlights
Calibre: AS 1747
Movement Type: Manual winding, mechanical
Diameter: 25.60 mm (11.5 lignes)
Height: 3.60 mm
Jewels: 17 or 21 synthetic ruby jewels
Beat Rate: 18,000 vibrations per hour (vph)
Power Reserve: Approximately 48 hours
Functions: Hours, minutes, sweep seconds, date complication
Shock Protection: Standard vintage anti-shock system
Date Setting: Time adjustment between evening hours (typically 20:00 to 24:00)
Common Spare Parts and Components
Mainspring and Barrel: Critical for consistent power delivery; NOS and original replacements ensure proper torque and durability.
Balance Wheel and Balance Staff: Precision components vital for accuracy and shock resistance; require correct sizing and proper shock protection.
Pallet Fork and Escape Wheel: Escapement parts that experience wear; sourcing original or high-quality NOS parts ensures smooth operation.
Gear Train Wheels (Minute, Third, Fourth): Frequently replaced due to wear; typically sourced from donor movements or NOS stock.
Setting Mechanism (Stem, Crown, Levers, Springs): Must fit precisely for reliable winding, time, and date setting functions.
Jewels: Synthetic ruby bearings to reduce friction; replacements must conform to the original jewel layout.
Hands and Dial Components: Period-correct parts help maintain vintage authenticity and collector value.
Sourcing and Maintenance Tips
Use original, NOS, or donor parts explicitly marked for AS 1747 to maintain movement integrity.
Handle delicate components such as balance and escapement carefully during servicing.
Apply modern synthetic watch oils sparingly, adhering to vintage lubrication standards for longevity.
Verify the calibre number stamped on the main plate before ordering parts to avoid incompatibility.
Donor movements and specialty suppliers provide valuable sources for rare or worn components such as mainsprings and winding stems.
Why AS 1747 Spare Parts Matter
Genuine parts preserve the calibre’s accuracy, reliability, and classic vintage character.
Proper restoration using authentic components helps maintain the historical significance and collector appeal of these classic manual-wind movements.
The well-documented design and active vintage watchmaker community support efficient parts sourcing and expert servicing.
Maintaining the A. Schild AS 1747 calibre with high-quality spare parts is essential to keep these refined vintage watches running reliably, preserving their important place in Swiss horology heritage.
