A Schild – AS Calibre 1783 Watch spare parts
| A Schild – AS Calibre 1783 – Part No. 100 plate |
| A Schild – AS Calibre 1783 – Part No. 105 Barrel bridge |
| A Schild – AS Calibre 1783 – Part No. 118 Combined bridge |
| A Schild – AS Calibre 1783 – Part No. 121 Balance cock |
| A Schild – AS Calibre 1783 – Part No. 125 Pallet cock |
| A Schild – AS Calibre 1783 – Part No. 163/1 Center pipe |
| A Schild – AS Calibre 1783 – Part No. 182 Barrel and cover |
| A Schild – AS Calibre 1783 – Part No. 195 Barrel arbor |
| A Schild – AS Calibre 1783 – Part No. 200/1 Large driving wheel |
| A Schild – AS Calibre 1783 – Part No. 210 Third wheel |
| A Schild – AS Calibre 1783 – Part No. 227 Sweep second wheel |
| A Schild – AS Calibre 1783 – Part No. 240 Cannon pinion with clam notch |
| A Schild – AS Calibre 1783 – Part No. 243 Cannon pinion without clam notch |
| A Schild – AS Calibre 1783 – Part No. 255 Hour wheel |
| A Schild – AS Calibre 1783 – Part No. 260 Minute wheel |
| A Schild – AS Calibre 1783 – Part No. 301 Regulator for flat hairspring |
| A Schild – AS Calibre 1783 – Part No. 311 Upper cap jewel with end-piece, for balance |
| A Schild – AS Calibre 1783 – Part No. 330 Lower cap jewel with end-piece,for balance |
| A Schild – AS Calibre 1783 – Part No. 401 Winding stem |
| A Schild – AS Calibre 1783 – Part No. 407 Clutch wheel |
| A Schild – AS Calibre 1783 – Part No. 410 Winding pinion |
| A Schild – AS Calibre 1783 – Part No. 415 Ratchet wheel |
| A Schild – AS Calibre 1783 – Part No. 420 Crown wheel |
| A Schild – AS Calibre 1783 – Part No. 422 Crown wheel ring |
| A Schild – AS Calibre 1783 – Part No. 425 Click |
| A Schild – AS Calibre 1783 – Part No. 430 Click spring |
| A Schild – AS Calibre 1783 – Part No. 435 Yoke |
| A Schild – AS Calibre 1783 – Part No. 440 Yoke spring |
| A Schild – AS Calibre 1783 – Part No. 443 Setting lever |
| A Schild – AS Calibre 1783 – Part No. 445 Setting Iever spring |
| A Schild – AS Calibre 1783 – Part No. 450 Setting wheel |
| A Schild – AS Calibre 1783 – Part No. 468 Cannon pinion guard |
| A Schild – AS Calibre 1783 – Part No. 482 Setting lever return-spring |
| A Schild – AS Calibre 1783 – Part No. 703 Escape wheel and pinion |
| A Schild – AS Calibre 1783 – Part No. 710 Jewelled pallet fork |
| A Schild – AS Calibre 1783 – Part No. 714 Pallet staff |
| A Schild – AS Calibre 1783 – Part No. 721 Complete Balance |
| A Schild – AS Calibre 1783 – Part No. 730 Roller |
| A Schild – AS Calibre 1783 – Part No. 770 Mainspring |
| A Schild – AS Calibre 1783 – Part No. 775 Brake spring |
| A Schild – AS Calibre 1783 – Part No. 1141/1 Lower bridge for automatic device |
| A Schild – AS Calibre 1783 – Part No. 1142 Upper bridge for automatic device |
| A Schild – AS Calibre 1783 – Part No. 1143/1 Oscillating weight, mounted |
| A Schild – AS Calibre 1783 – Part No. 1428 Stop click |
| A Schild – AS Calibre 1783 – Part No. 1448 Stop click Spring |
| A Schild – AS Calibre 1783 – Part No. 1464 Stop click lid |
| A Schild – AS Calibre 1783 – Part No. 1480 Winding-up wheel |
| A Schild – AS Calibre 1783 – Part No. 1482 Driving gear for crown wheel |
| A Schild – AS Calibre 1783 – Part No. 1488 Pawl winding wheel, complete |
| A Schild – AS Calibre 1783 – Part No. 1491Oscillating weight bolt |
| A Schild – AS Calibre 1783 – Part No. 1496 Oscillating weight axle |
| A Schild – AS Calibre 1783 – Part No. 2535 Date indicator guard |
| A Schild – AS Calibre 1783 – Part No. 2543 Inteimediate date wheel |
| A Schild – AS Calibre 1783 – Part No. 2551 Date plate |
| A Schild – AS Calibre 1783 – Part No. 2556 Date indicator driving wheel |
| A Schild – AS Calibre 1783 – Part No. 2557 Date indicator |
| A Schild – AS Calibre 1783 – Part No. 2575 Date Jumper spring |
| A Schild – AS Calibre 1783 – Part No. 2576 Date Jumper |
| A Schild – AS Calibre 1783 – Part No. 2632/1 Unlocking yoke for date indicator, mounted |
| A Schild – AS Calibre 1783 – Part No. 2633 Unlocking yoke for date indicator |
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A. Schild (AS) Calibre 1783 Watch Spare Parts: Technical Overview and Sourcing Guide
A. Schild (AS) Calibre 1783 is a vintage Swiss automatic mechanical movement highly regarded for its reliability, compact size, and classic complications including sweep seconds and date function. It is a refined calibre based on the AS 1780, with a quickset date feature allowing instant change at midnight. Its high beat rate enhances precision, making it a popular choice for vintage ladies’ and small wristwatches.
Key Technical Highlights
Calibre: AS 1783
Movement Type: Automatic, mechanical with sweep seconds and date complication
Diameter: Approximately 19.4 mm (8.75 lignes)
Height: About 5.15 mm
Jewels: 17 or 21 synthetic ruby jewels
Beat Rate: 21,600 vibrations per hour (vph)
Power Reserve: Around 38 hours
Shock Protection: Incabloc anti-shock system
Balance: Nickel anular balance with clockwise hairspring and movable stud
Lift Angle: 52°
Date Setting: Typically set by changing time between 9:30 PM and midnight
Common Spare Parts and Components
Mainspring and Barrel: Essential for steady power flow; original or NOS parts ensure proper torque and power reserve.
Balance Wheel and Balance Staff: Precision components crucial for timing accuracy and shock absorption; require exact replacements.
Rotor Assembly and Bearings: Critical for efficient automatic winding; worn components should be replaced with quality original or new-old-stock (NOS) parts.
Pallet Fork and Escape Wheel: Wear-prone escapement parts; sourcing original or NOS components is vital for smooth operation.
Gear Train Wheels (Minute, Third, Fourth): Typically replaced due to wear or damage; generally sourced from donor movements or NOS stock.
Setting Mechanism (Stem, Crown, Levers, Springs): Precise fitting parts ensure smooth winding, time, and date setting functionalities.
Jewels: Synthetic ruby bearings arranged to minimize friction; replacements must match original layout and count.
Hands and Dial Components: Period-correct parts maintain vintage authenticity and preserve collector value.
Sourcing and Maintenance Tips
Use original, NOS, or donor parts specified for AS 1783 to guarantee compatibility and maintain movement quality.
Handle delicate components like the balance, escapement, and rotor with care during servicing.
Apply modern synthetic watch oils sparingly, adhering to vintage lubrication standards for optimal longevity.
Always verify the calibre number stamped on the main plate before ordering parts to avoid mismatches.
Donor AS 1783 movements serve as valuable resources for rare and worn spare parts.
Why AS 1783 Spare Parts Matter
Authentic parts preserve the calibre’s precision, automatic winding reliability, and durability, essential for longevity and accurate timekeeping.
Proper restoration with genuine components sustains the historical importance and collector appeal of these classic Swiss automatic watches.
Well-documented technical specifications and an active watchmaker community facilitate efficient parts sourcing and expert servicing.
Maintaining the A. Schild AS 1783 calibre with high-quality spare parts ensures these sophisticated vintage automatic wristwatches continue to perform reliably while honoring their esteemed place in Swiss horological history.