Otero 437 – interchangeable spare parts

Otero 437 movement

Which spare parts fit the Otero 437 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.

8Parts with interchange data
13Calibers 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 437 in our shop

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 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 ›Crown Wheel Core for OTERO 77, 79, 177, 772, 792, 1772, 437 – Part 423Crown Wheel Core for OTERO 77, 79, 177, 772, 792, 1772, 437 – Part 42311,90 € incl. VAT *View item ›Crown Wheel Rings for OTERO 437, 840, 844, 904 – Part 422Crown Wheel Rings for OTERO 437, 840, 844, 904 – Part 42212,90 € incl. VAT *View item ›Regulator Part 307/1 for OTERO 237, 336, 337, 362, 437, 904Regulator Part 307/1 for OTERO 237, 336, 337, 362, 437, 90411,95 € incl. VAT *View item ›Setting Lever, mounted, Part 443/1 for OTERO 334, OTERO 365, OTERO 437Setting Lever, mounted, Part 443/1 for OTERO 334, OTERO 365, OTERO 43712,95 € incl. VAT *View item ›

More items for Otero 437 in our shop →

🔧 Interchangeable parts

Part no.DescriptionAlso fits
364Stud holder
Otero 236Otero 237Otero 336Otero 337
407clutch wheel
Otero 62Otero 162Otero 236Otero 237Otero 262Otero 334Otero 335Otero 336Otero 337Otero 362
425click
Otero 334Otero 335Otero 336Otero 337
435clutch lever
Otero 236Otero 237Otero 335Otero 336Otero 337
440Yoke spring
Otero 62Otero 162Otero 237Otero 262Otero 335Otero 337Otero 362
443/1setting lever
Otero 334
445Art.Nr. 445“
Otero 334
710Jewelled pallet fork and stat
Otero 62Otero 64Otero 162Otero 236Otero 237Otero 262Otero 280Otero 334Otero 335Otero 336Otero 337Otero 362Otero 365

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 437 spare parts also fit other movements?

For the Otero 437, 8 part numbers are listed as interchangeable. Together they fit 13 other calibers – the table below shows which part fits which movement.

Which movements share the most parts with the Otero 437?

The most shared parts: Otero 337 (6 parts), Otero 237 (5 parts), Otero 336 (5 parts).

Can I buy spare parts for the Otero 437?

Yes, Master Watch Parts currently has more than 20 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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