AS 1781 – interchangeable spare parts

A. Schild (AS) 1781 movement

Which spare parts fit the AS 1781 movement? For every part you can see which other calibers use the same part according to the original interchangeability list.

41Parts with interchange data
9Calibers sharing parts
Note: We have compiled this overview to the best of our knowledge and belief, based on the original interchangeability lists of A. Schild (AS) and the original spare-part labels. All information has been carefully checked but is provided without guarantee. Please verify the interchangeability yourself before fitting, especially the height, diameter and execution of the part.

🛒 Spare parts for AS 1781 in our shop

Unlocking Yoke Spring for AS 1781, AS 1783 – Part 2633Unlocking Yoke Spring for AS 1781, AS 1783 – Part 263313,95 € incl. VAT *View itemUnlocking Yoke for Date Indicator, Mounted, for AS 1781 2e – Part 2632/1Unlocking Yoke for Date Indicator, Mounted, for AS 1781 2e – Part 2632/113,90 € incl. VAT *View itemSetting Wheel AS 1780, Part 450, for AS 1781, AS 1782, AS 1783 – NOSSetting Wheel AS 1780, Part 450, for AS 1781, AS 1782, AS 1783 – NOS12,90 € incl. VAT *View itemSetting Lever Spring for AS 1780 (Part 445), AS 1781, AS 1782, AS 1783Setting Lever Spring for AS 1780 (Part 445), AS 1781, AS 1782, AS 178313,90 € incl. VAT *View itemWinding Stem Male for AS 1780, Part 404 – also fits AS 1781, AS 1782, AS 1783Winding Stem Male for AS 1780, Part 404 – also fits AS 1781, AS 1782, AS 178312,90 € incl. VAT *View item

🔧 Interchangeable parts

Part no.DescriptionAlso fits
163/1ISO 80.400Center pipe
AS 1780AS 1782AS 1783
182ISO 20.030Barrel and cover
AS 1780
200/1ISO 30.014.06Great wheel, assembled
AS 1780AS 1782AS 1783
210ISO 30.025Third wheel
AS 1780AS 1782AS 1783
227ISO 30.027Sweep second wheel
AS 1780AS 1782AS 1783
Height 512
AS 1780AS 1782AS 1783
Height 538
AS 1780AS 1782AS 1783
Height 563
AS 1780AS 1782AS 1783
Height 588
AS 1780AS 1782AS 1783
240ISO 31.080Cannon-pinion
AS 1780AS 1782AS 1783
243ISO 31.081Cannon pinion without clam notch
AS 1780AS 1782AS 1783
Height 199
AS 1780AS 1782AS 1783
Height 225
AS 1780AS 1782AS 1783
Height 250
AS 1780AS 1782AS 1783
Height 275
AS 1780AS 1782AS 1783
260ISO 31.041Minute wheel
AS 1780AS 1782AS 1783
307ISO 40.301Regulator with adjustable stud holder, for flat hairspring
AS 1780AS 1782AS 1783
311ISO 70.800Upper cap jewel with end-piece
AS 1780AS 1782AS 1783
330ISO 70.801Lower cap jewel with end-piece
AS 1780AS 1782AS 1783
336ISO 70.806Upper cap-jewel with end-piece, for escape wheel
AS 1780
401ISO 51.010Winding stem
AS 1780AS 1782AS 1783
404Stem for waterproof case, with slot
according to original label
AS 1780AS 1782AS 1783
407ISO 31.121Clutch wheel
1st execution
AS 1656AS 1673AS 1674AS 1739AS 1740AS 1780AS 1782AS 1783
2nd execution
AS 1780AS 1782AS 1783
410ISO 31.120Winding pinion
AS 1780AS 1782AS 1783
415ISO 31.020Ratchet wheel
AS 1780AS 1782AS 1783
420ISO 31.023Crown wheel
AS 1780AS 1782AS 1783
422ISO 81.067Crown wheel ring
AS 1240AS 1780AS 1782AS 1783
425ISO 51.120Click
AS 1780AS 1782AS 1783
430ISO 61.080Click spring
AS 1780AS 1782AS 1783
435ISO 51.050Yoke
AS 1780AS 1782AS 1783
440ISO 61.100Yoke spring
AS 1780AS 1782AS 1783
443ISO 51.080Setting lever
AS 1780AS 1782AS 1783
443/5443ISO 51.080.06/.01Setting lever
AS 1780AS 1782AS 1783
445ISO 51.090Setting lever spring
AS 1780AS 1782AS 1783
450ISO 31.100Setting wheel
AS 1780AS 1782AS 1783
468/1ISO 51.202.06Cannon pinion guard, mounted
AS 1780AS 1782AS 1783
704ISO 30.040.10Escape wheel and pinion, for upper end-piece
AS 1780
705ISO 30.040Escape wheel and pinion
AS 1780AS 1782AS 1783
710ISO 40.010Jewelled pallet fork and stat
AS 1780AS 1782AS 1783
2535ISO 13.105Date indicator guard
2nd execution
AS 1783
2543ISO 33.011Intermediate date wheel
AS 1783
2557/1ISO 91.440Date indicator, transferred
AS 1783
2558ISO 33.010Double-toothing hour wheel
AS 1783
Height 126
AS 1783
Height 152
AS 1783
Height 177
AS 1783
Height 202
AS 1783
2575ISO 63.030Date jumper spring
AS 1783
2576ISO 53.080Date jumper, mounted
2nd execution
AS 1783
2621ISO 33.029
AS 1783
2632/1ISO 53.040.06Unlocking yoke for date indicator, mounted
2nd execution
AS 1783
2633ISO 63.012Unlocking yoke spring for date indicator
AS 1783
2633/1ISO 63.012.06Unlocking yoke spring for date indicator
AS 1783

Source: original interchangeability lists of A. Schild (AS) (checked transcription) and checked original spare-part labels · as of 2026-10-17. Height / execution: the part fits only in this height or execution.

🌀 Matching mainspring

Mainspring dimensions for AS 1781 (height × diameter × thickness × length) and matching mainspring in our shop:

🔗 Movements sharing the most parts

→ All calibers of A. Schild (AS)

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