A Schild – AS Calibre 1220 Watch spare parts
| A Schild – AS Calibre 1220 – Part No. 100 plate |
| A Schild – AS Calibre 1220 – Part No. 105 Barrel bridge |
| A Schild – AS Calibre 1220 – Part No.110 Train-wheel bridge |
| A Schild – AS Calibre 1220 – Part No. 121 Balance cock |
| A Schild – AS Calibre 1220 – Part No. 125 Pallet cock |
| A Schild – AS Calibre 1220 – Part No. 182 Barrel and cover |
| A Schild – AS Calibre 1220 – Part No. 195 Barrel arbor |
| A Schild – AS Calibre 1220 – Part No. 201 Center wheel |
| A Schild – AS Calibre 1220 – Part No. 210 Third wheel |
| A Schild – AS Calibre 1220 – Part No. 224 Fourth wheel |
| A Schild – AS Calibre 1220 – Part No. 240 Cannon pinion |
| A Schild – AS Calibre 1220 – Part No. 250 Hour wheel |
| A Schild – AS Calibre 1220 – Part No. 260 Minute wheel |
| A Schild – AS Calibre 1220 – Part No. 301 Regulator for flat hairspring |
| A Schild – AS Calibre 1220 – Part No. 311 Upper cap jewel with end-piece, for balance |
| A Schild – AS Calibre 1220 – Part No. 330 Lower cap jewel with end-piece,for balance |
| A Schild – AS Calibre 1220 – Part No. 401 Winding stem |
| A Schild – AS Calibre 1220 – Part No. 407 Clutch wheel |
| A Schild – AS Calibre 1220 – Part No. 410 Winding pinion |
| A Schild – AS Calibre 1220 – Part No. 415 Ratchet wheel |
| A Schild – AS Calibre 1220 – Part No. 420 Crown wheel |
| A Schild – AS Calibre 1220 – Part No. 422 Crown wheel ring |
| A Schild – AS Calibre 1220 – Part No. 425 Click |
| A Schild – AS Calibre 1220 – Part No. 430 Click spring |
| A Schild – AS Calibre 1220 – Part No. 435 Yoke |
| A Schild – AS Calibre 1220 – Part No. 440 Yoke spring |
| A Schild – AS Calibre 1220 – Part No. 443 Setting lever |
| A Schild – AS Calibre 1220 – Part No. 445 Setting Iever spring |
| A Schild – AS Calibre 1220 – Part No. 450 Setting wheel |
| A Schild – AS Calibre 1220 – Part No. 705 Escape wheel and pinion |
| A Schild – AS Calibre 1220 – Part No. 710 Jewelled pallet fork |
| A Schild – AS Calibre 1220 – Part No. 721 Complete Balance |
| A Schild – AS Calibre 1220 – Part No. 770 Mainspring |
You can confirm the order by making a PayPal payment. My account email address is [email protected]
Watch Parts Enquiry
* If you are unable to fill out any of the required information fields, please type “N/A”.
Stem, Crown, Hands & Spares might be available for this movement.
Email us for rate and availability: [email protected]
Mobile/WhatsApp: +91- 9841 360 340
A. Schild (AS) Calibre 1220 Watch Spare Parts: Technical Overview and Sourcing Guide
A. Schild (AS) Calibre 1220 is a vintage Swiss manual-wind mechanical movement introduced in the late 1940s. It is recognized for its reliable construction, unique main bridge design, and the modern feature of a directly driven sweep seconds hand. The movement remains popular among collectors and watchmakers restoring vintage wristwatches.
Key Technical Highlights
Calibre: AS 1220
Movement Type: Manual wind, mechanical
Diameter: Approximately 10 1/2 lignes (22.8 to 23.3 mm)
Height: About 4.02 mm
Jewels: 17 synthetic ruby jewels
Beat Rate: 18,000 vibrations per hour (A/h)
Power Reserve: Around 34 hours
Escapement: Pallet lever type
Balance: Nickel screw balance with counterclockwise hairspring
Shock Protection: Two 3-leg shock protection systems, likely Ruby-Shock type
Winding Mechanism: Yoke winding system on the dial side
Special Features:
Uncommon transmission gear setup after escapement and wheels, possibly due to space constraints
Offset center wheel and modern direct-driven center seconds
Long regulator arm for fine adjustment
Common Spare Parts for AS 1220
Mainspring and Barrel: Essential for power delivery; aged mainsprings often require accurate replacements.
Balance Staff and Balance Assembly: Fragile parts prone to shock damage; matching parts needed for reliable timekeeping.
Pallet Fork and Escape Wheel: Critical escapement parts that wear over time and need original or compatible replacements.
Transmission Wheels (Minute, Third, Fourth): Can suffer wear or damage; donor movements or NOS parts are typical sources.
Stem, Crown, Setting Lever and Springs: Components essential for winding and time setting, often replaced due to wear.
Jewels and Bearings: Maintain low friction and smooth operation; replacement jewels must match original type and placement.
Hands and Dial Components: Period-correct parts help preserve authenticity and proper fit during restoration.
Sourcing and Maintenance Tips
Use original parts marked for AS 1220 or reliable donor movements for best compatibility.
Handle the movement carefully due to shock-sensitive balance and escapement parts.
Employ modern synthetic oils sparingly to maintain lubrication while respecting vintage standards.
Verify dimensions carefully, especially for mainspring and wheels, given some unique transmission design aspects.
The calibre number is stamped on the main plate or under the balance cock for positive identification when ordering parts.
Why AS 1220 Spare Parts Matter
The AS 1220 represents a technically advanced and robust mid-20th-century Swiss manual caliber.
Maintaining authenticity with correct spare parts preserves timekeeping precision, reliability, and collector value.
Its unique construction and direct-drive sweep seconds make it a notable movement within vintage horology circles.
A. Schild AS 1220 remains a valued manual-wind movement, and quality spare parts sourcing is essential for sustaining its legacy in vintage watch repair and restoration.