Otero 1772 – interchangeable spare parts

Otero 1772 movement

Which spare parts fit the Otero 1772 movement? For every part you can see which other calibers use the same part according to the original Otero spare-part labels. We do not have an original interchangeability list from the manufacturer.

12Parts with interchange data

22Calibers sharing parts

Note: We have compiled this overview to the best of our knowledge and belief, based on the original Otero spare-part labels; we do not have an original interchangeability list from the manufacturer. 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 Otero 1772 in our shop

Crown Wheel Core for OTERO 77, 79, 177, 772, 792, 1772, 437 – Part 42311,90 € incl. VAT *View item ›

Date Jumper Part 2576 for OTERO 412, 482, 712, 722, 742, 772, 792, 177212,95 € incl. VAT *View item ›

Upper Bridge for Automatic Device, Part 1142, for Otero 77, 177, 772, 177214,90 € incl. VAT *View item ›

Balance Complete for OTERO 79 – Part 721/1 – fits 72, 73, 74, 77, 79, 79K, 772, 792, 177229,90 € incl. VAT *View item ›

🔧 Interchangeable parts

Part no.	Description	Also fits
180	barrel with arbor	Otero 77 Otero 78 Otero 79 Otero 177 Otero 772 Otero 782 Otero 792
180/1	barrel with arbor	Otero 77 Otero 78 Otero 79 Otero 177 Otero 772 Otero 782 Otero 792
301	Regulator for flat hairspring	Otero 74 Otero 77 Otero 79 Otero 146 Otero 177 Otero 742 Otero 772 Otero 792
407	clutch wheel	Otero 70 Otero 71 Otero 72 Otero 73 Otero 74 Otero 77 Otero 78 Otero 79 Otero 177 Otero 712 Otero 782 Otero 792 Otero 840 Otero 844
423	Crown wheel core	Otero 77 Otero 79 Otero 177 Otero 772 Otero 792
443+5443	Setting lever with screw	Otero 77 Otero 79 Otero 79K Otero 772 Otero 792 Otero 792K
721/1	balance	Otero 72 Otero 73 Otero 74 Otero 77 Otero 79 Otero 79K Otero 772 Otero 792 Otero 792K
1142	Bridge for automatique device	Otero 77 Otero 177 Otero 772
1488	pawl windig wheel	Otero 77 Otero 79 Otero 79K Otero 772 Otero 792 Otero 792K Otero 77 Otero 79 Otero 79K Otero 772 Otero 792 Otero 792K
1491	oscillating	Otero 77 Otero 79 Otero 177 Otero 772 Otero 792
2576	Date jumper, mounted	Otero 412 Otero 482 Otero 712 Otero 722 Otero 742 Otero 772 Otero 792
51496	Screw for oscillating weight axle	Otero 77 Otero 79 Otero 177 Otero 772 Otero 792

Source: checked original Otero spare-part labels · as of 2026-10-17. Height / execution: the part fits only in this height or execution.

🌀 Matching mainspring

Mainspring dimensions for Otero 1772 (height × diameter × thickness × length) and matching mainspring in our shop:

Otero 1772 Aut: 1.20 × 9.5 × 0.095 × 320 mm (GR 2904-X)

🔗 Movements sharing the most parts

→ All calibers of Otero

❓ Frequently asked questions

Which Otero 1772 spare parts also fit other movements?

For the Otero 1772, 12 part numbers are listed as interchangeable. Together they fit 22 other calibers – the table below shows which part fits which movement.

Which movements share the most parts with the Otero 1772?

The most shared parts: Otero 77 (12 parts), Otero 772 (12 parts), Otero 792 (12 parts).

Which mainspring fits the Otero 1772?

According to the Générale Ressorts catalogue (height × diameter × thickness × length): 1.20 × 9.5 × 0.095 × 320 mm (GR 2904-X, automatic, with welded slipping bridle).