Otero 139 – interchangeable spare parts

Otero 139 movement

Which spare parts fit the Otero 139 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.

21Parts with interchange data

11Calibers 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 139 in our shop

Regulator Part 307/1 for OTERO 37, 62, 64, 144, 152, 262, 139, 144111,95 € incl. VAT *View item ›

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

Hour Wheel Part 250 for OTERO 137, 139, 236, 336, EPPLE – NOS9,95 € incl. VAT *View item ›

Cannon Pinion PART 240 for OTERO 137, 139, 236, 336, 137112,90 € incl. VAT *View item ›

Third Wheel and Pinion Part 210 for OTERO 39, 58, 137, 139, 371, 58112,90 € incl. VAT *View item ›

Center Wheel for OTERO 137, 139, 1371, 1391 – Part 20112,90 € incl. VAT *View item ›

More items for Otero 139 in our shop →

🔧 Interchangeable parts

Part no.	Description	Also fits
180	barrel with arbor	Otero 37 Otero 39 Otero 58 Otero 137 Otero 371 Otero 391 Otero 581 Otero 1371
195	barrel arbor	Otero 37 Otero 39 Otero 58 Otero 137 Otero 371 Otero 391 Otero 581 Otero 1371
195/5415	Barrel arbor	Otero 37 Otero 39 Otero 58 Otero 137 Otero 371 Otero 391 Otero 581 Otero 1371
201	center wheel	Otero 137
210	third wheel	Otero 37 Otero 39 Otero 58 Otero 137 Otero 371 Otero 391 Otero 581 Otero 1371
260	Minute wheel	Otero 37 Otero 39 Otero 58 Otero 137 Otero 371 Otero 391 Otero 581 Otero 1371
301	Regulator for flat hairspring	Otero 37 Otero 39 Otero 58 Otero 137 Otero 371 Otero 391 Otero 581 Otero 1371
307/1	regulator	Otero 37 Otero 39 Otero 137 Otero 371 Otero 391 Otero 1371 Otero 1391
364	Stud holder	Otero 27 Otero 37 Otero 39 Otero 127 Otero 137 Otero 371 Otero 391 Otero 1371
407	clutch wheel	Otero 37 Otero 39 Otero 58 Otero 137 Otero 371 Otero 391 Otero 581 Otero 1371
410	Winding pinion	Otero 37 Otero 39 Otero 58 Otero 137 Otero 371 Otero 391 Otero 581 Otero 1371
415	ratchet	Otero 37 Otero 39 Otero 58 Otero 137 Otero 371 Otero 391 Otero 581 Otero 1371 Otero 1391
420	crown wheel	Otero 37 Otero 39 Otero 58 Otero 137 Otero 371 Otero 391 Otero 581 Otero 1371 Otero 1391
422	Crown wheel ring	Otero 37 Otero 39 Otero 58 Otero 137 Otero 371 Otero 391 Otero 581 Otero 1371
430	Click spring	Otero 37 Otero 39 Otero 58 Otero 137 Otero 371 Otero 391 Otero 581 Otero 1371
440	Yoke spring	Otero 37 Otero 39 Otero 137 Otero 371 Otero 391 Otero 1371 Otero 1391
443	setting lever	Otero 37 Otero 39 Otero 58 Otero 137 Otero 37 Otero 39 Otero 58 Otero 137
443+5443	Setting lever with screw	Otero 37 Otero 39 Otero 58 Otero 137 Otero 391 Otero 1371 Otero 1391 Otero 37 Otero 39 Otero 58 Otero 137
445	Art.Nr. 445“	Otero 37 Otero 39 Otero 58 Otero 137 Otero 371 Otero 391 Otero 581 Otero 1371
702	escape wheel	Otero 37 Otero 39 Otero 58 Otero 137 Otero 391 Otero 581 Otero 1371 Otero 1391
721/1	balance	Height 2,75 Otero 37 Otero 39 Otero 137 Otero 371 Height 2,85 Otero 37 Otero 39 Otero 137 Otero 371

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

Otero 139: 1.30 × 6.5 × 0.085 × 200 mm (GR 3209)

🔗 Movements sharing the most parts

→ All calibers of Otero

❓ Frequently asked questions

Which Otero 139 spare parts also fit other movements?

For the Otero 139, 21 part numbers are listed as interchangeable. Together they fit 11 other calibers – the table below shows which part fits which movement.

Which movements share the most parts with the Otero 139?

The most shared parts: Otero 137 (24 parts), Otero 37 (23 parts), Otero 39 (23 parts).

Which mainspring fits the Otero 139?

According to the Générale Ressorts catalogue (height × diameter × thickness × length): 1.30 × 6.5 × 0.085 × 200 mm (GR 3209, hand-wound, normal end hook).

Can I buy spare parts for the Otero 139?

Yes, Master Watch Parts currently has 13 matching items in stock.

Otero 139 – interchangeable spare parts

🛒 Spare parts for Otero 139 in our shop

🔧 Interchangeable parts

🌀 Matching mainspring

🔗 Movements sharing the most parts

❓ Frequently asked questions

Which Otero 139 spare parts also fit other movements?

Which movements share the most parts with the Otero 139?

Which mainspring fits the Otero 139?

Can I buy spare parts for the Otero 139?

🛠️ For the workshop

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