Otero 25 – interchangeable spare parts

Otero 25 movement

Which spare parts fit the Otero 25 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.

14Parts with interchange data
33Calibers 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 25 in our shop

Setting Wheel for Minute Wheel for OTERO 25, 27, 125, 44, 46, 146 – Part 451Setting Wheel for Minute Wheel for OTERO 25, 27, 125, 44, 46, 146 – Part 45111,95 € incl. VAT *View item ›Setting Lever Spring Part 445 for OTERO 25, 27, 28, 29, 236, 334, 437, 782Setting Lever Spring Part 445 for OTERO 25, 27, 28, 29, 236, 334, 437, 78212,95 € incl. VAT *View item ›Rocking Bar Spring Part 439 for OTERO 22, 25, 27, 125, 127, 251, 44Rocking Bar Spring Part 439 for OTERO 22, 25, 27, 125, 127, 251, 4410,90 € incl. VAT *View item ›Rocking Bar Part 437 for OTERO 22, 25, 27, 125, 127, 251Rocking Bar Part 437 for OTERO 22, 25, 27, 125, 127, 25113,95 € incl. VAT *View item ›Lower Crown Wheel Part 421 for OTERO 25, 27, 44, 46, 144, 146, 441Lower Crown Wheel Part 421 for OTERO 25, 27, 44, 46, 144, 146, 44111,90 € incl. VAT *View item ›Ratchet Wheel Part 415 for OTERO 70, 25, 72, 73, 844, 840, 904, 44, 46Ratchet Wheel Part 415 for OTERO 70, 25, 72, 73, 844, 840, 904, 44, 4612,90 € incl. VAT *View item ›

More items for Otero 25 in our shop →

🔧 Interchangeable parts

Part no.DescriptionAlso fits
195/1Drilled barrel arbor
Otero 125Otero 251
201center wheel
Otero 125Otero 251
240cannon pinion
Height 3,00
Otero 125Otero 251
260Minute wheel
Otero 27Otero 56Otero 125Otero 127Otero 156Otero 251
301Regulator for flat hairspring
Otero 27Otero 56Otero 125Otero 127Otero 156Otero 251
411Winding pinion
Otero 27
421Lower crown wheel
Otero 27Otero 125Otero 127Otero 251
425click
Otero 27Otero 125Otero 127Otero 251
437Rocking bar
Otero 27Otero 125Otero 127Otero 251
439Rocking bar spring
Otero 125Otero 251
443setting lever
Otero 27Otero 125
445Art.Nr. 445“
Otero 27Otero 127Otero 251
705escape wheel
Otero 27Otero 56Otero 125Otero 127Otero 156Otero 251
710Jewelled pallet fork and stat
Otero 27Otero 46Otero 56Otero 70Otero 71Otero 72Otero 73Otero 74Otero 75Otero 76Otero 77Otero 78Otero 79Otero 79KOtero 790Otero 792Otero 794Otero 795Otero 796Otero 797Otero 800Otero 801Otero 840Otero 844Otero 845Otero 846Otero 847Otero 901Otero 904

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

🔗 Movements sharing the most parts

→ All calibers of Otero

❓ Frequently asked questions

Which Otero 25 spare parts also fit other movements?

For the Otero 25, 14 part numbers are listed as interchangeable. Together they fit 33 other calibers – the table below shows which part fits which movement.

Which movements share the most parts with the Otero 25?

The most shared parts: Otero 125 (11 parts), Otero 251 (11 parts), Otero 27 (10 parts).

Can I buy spare parts for the Otero 25?

Yes, Master Watch Parts currently has 11 matching items in stock.

🛠️ For the workshop

Red Teflon Hard Gasket For Watch Caseback Multi Size Listing Ø 16-42. Suitable for many brand watches such as Omega, Tissot, JunghansRed Teflon Hard Gasket For Watch Caseback Multi Size Listing Ø 16-42. Suitable for many brand watches such as Omega, Tissot, Junghans5,95 € – 7,95 € incl. VAT *View item ›Swiss Luminova DIY Kit, Luminous Powder for Watch Hands, C1 C3 C5 Yellow OrangeSwiss Luminova DIY Kit, Luminous Powder for Watch Hands, C1 C3 C5 Yellow Orange19,95 € – 59,90 € incl. VAT *View item ›Replacement Sapphire Watch Crystal, Flat, 1.0 mm, Ø 15 - 45 mmReplacement Sapphire Watch Crystal, Flat, 1.0 mm, Ø 15 - 45 mm22,40 € – 34,90 € incl. VAT *View item ›
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