Otero 371 – interchangeable spare parts

Otero 371 movement

Which spare parts fit the Otero 371 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.

24Parts with interchange data

17Calibers 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 371 in our shop

Friction Spring Part 471 for OTERO 37, 39, 58, 371, 39112,90 € incl. VAT *View item ›

Sweep Second Pinion for OTERO 37, 39, 58, 280, 371, 391, 581 – Part 27512,95 € incl. VAT *View item ›

Date Indicator for OTERO 371, 391, 1371, 1391 – Part 2557 – NOS13,90 € incl. VAT *View item ›

OTERO 371 Part 2555 Calendar Driving Wheel for OTERO 39, 139, 371, 391, 581, 137112,90 € incl. VAT *View item ›

Retaining Plate for Date Disc, OTERO 371, 391, 1371, 1391 – Part 253513,90 € incl. VAT *View item ›

Hour Wheel PART 255 for OTERO 371, 391, 5819,95 € incl. VAT *View item ›

More items for Otero 371 in our shop →

🔧 Interchangeable parts

Part no.	Description	Also fits
180	barrel with arbor	Otero 37 Otero 39 Otero 58 Otero 137 Otero 139 Otero 391 Otero 581 Otero 1371
195	barrel arbor	Otero 37 Otero 39 Otero 58 Otero 137 Otero 139 Otero 391 Otero 581 Otero 1371
195/5415	Barrel arbor	Otero 37 Otero 39 Otero 58 Otero 137 Otero 139 Otero 391 Otero 581 Otero 1371
206	center wheel	Otero 37 Otero 39 Otero 58 Otero 391 Otero 581
210	third wheel	Otero 37 Otero 39 Otero 58 Otero 137 Otero 139 Otero 391 Otero 581 Otero 1371
260	Minute wheel	Otero 37 Otero 39 Otero 58 Otero 137 Otero 139 Otero 391 Otero 581 Otero 1371
275	Sweep second pinion	Height 5,40 Otero 391 Otero 581
301	Regulator for flat hairspring	Otero 37 Otero 39 Otero 58 Otero 137 Otero 139 Otero 391 Otero 581 Otero 1371
307/1	regulator	Otero 37 Otero 39 Otero 137 Otero 139 Otero 391 Otero 1371 Otero 1391
364	Stud holder	Otero 27 Otero 37 Otero 39 Otero 127 Otero 137 Otero 139 Otero 391 Otero 1371
407	clutch wheel	Otero 37 Otero 39 Otero 58 Otero 137 Otero 139 Otero 391 Otero 581 Otero 1371
410	Winding pinion	Otero 37 Otero 39 Otero 58 Otero 137 Otero 139 Otero 391 Otero 581 Otero 1371
415	ratchet	Otero 37 Otero 39 Otero 58 Otero 137 Otero 139 Otero 391 Otero 581 Otero 1371 Otero 1391
420	crown wheel	Otero 37 Otero 39 Otero 58 Otero 137 Otero 139 Otero 391 Otero 581 Otero 1371 Otero 1391
422	Crown wheel ring	Otero 37 Otero 39 Otero 58 Otero 137 Otero 139 Otero 391 Otero 581 Otero 1371
430	Click spring	Otero 37 Otero 39 Otero 58 Otero 137 Otero 139 Otero 391 Otero 581 Otero 1371
440	Yoke spring	Otero 37 Otero 39 Otero 137 Otero 139 Otero 391 Otero 1371 Otero 1391
445	Art.Nr. 445“	Otero 37 Otero 39 Otero 58 Otero 137 Otero 139 Otero 391 Otero 581 Otero 1371
471	Friction spring for sweep second pinion	Otero 37 Otero 39 Otero 58 Otero 391
705	escape wheel	Otero 37 Otero 137 Otero 1371
710	Jewelled pallet fork and stat	Otero 37 Otero 39 Otero 40 Otero 41 Otero 44 Otero 45 Otero 48 Otero 58 Otero 391 Otero 401
721/1	balance	Height 2,75 Otero 37 Otero 39 Otero 137 Otero 139 Height 2,85 Otero 37 Otero 39 Otero 137 Otero 139
2535	Date indicator guard	Otero 391 Otero 1371 Otero 1391
2555	Calendar driving wheel	Otero 391 Otero 581 Otero 1371

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 371 (height × diameter × thickness × length) and matching mainspring in our shop:

Otero 371: 1.20 × 6.5 × 0.085 × 200 mm (GR 2883)

🔗 Movements sharing the most parts

→ All calibers of Otero

❓ Frequently asked questions

Which Otero 371 spare parts also fit other movements?

For the Otero 371, 24 part numbers are listed as interchangeable. Together they fit 17 other calibers – the table below shows which part fits which movement.

Which movements share the most parts with the Otero 371?

The most shared parts: Otero 37 (22 parts), Otero 391 (22 parts), Otero 39 (21 parts).

Which mainspring fits the Otero 371?

According to the Générale Ressorts catalogue (height × diameter × thickness × length): 1.20 × 6.5 × 0.085 × 200 mm (GR 2883, hand-wound, normal end hook).

Can I buy spare parts for the Otero 371?

Yes, Master Watch Parts currently has 17 matching items in stock.

Otero 371 – interchangeable spare parts

🛒 Spare parts for Otero 371 in our shop

🔧 Interchangeable parts

🌀 Matching mainspring

🔗 Movements sharing the most parts

❓ Frequently asked questions

Which Otero 371 spare parts also fit other movements?

Which movements share the most parts with the Otero 371?

Which mainspring fits the Otero 371?

Can I buy spare parts for the Otero 371?

🛠️ For the workshop

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