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 itemSetting 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 itemRocking 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 itemRocking 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 itemLower 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 itemRatchet 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 itemWinding Pinion Part 411 for OTERO 25, 27, 44, 46, 144, 146, 441, 1441Winding Pinion Part 411 for OTERO 25, 27, 44, 46, 144, 146, 441, 144111,95 € incl. VAT *View itemRegulator for OTERO 25, 156, 37, 39, 40, 44, 46, 70, 792, 441 – Part 301Regulator for OTERO 25, 156, 37, 39, 40, 44, 46, 70, 792, 441 – Part 30111,95 € incl. VAT *View itemMinute Wheel Part 260 for OTERO 25, 27, 56, 37, 39, 1371, 40, 140, 401, 441Minute Wheel Part 260 for OTERO 25, 27, 56, 37, 39, 1371, 40, 140, 401, 44112,95 € incl. VAT *View itemBarrel Axle Part 198 for OTERO 25 Old and OTERO 25 New – Set of 2Barrel Axle Part 198 for OTERO 25 Old and OTERO 25 New – Set of 212,95 € incl. VAT *View itemBarrel Arbor Part 195 for OTERO 25, 37, 39, 40, 412, 44, 441, 251Barrel Arbor Part 195 for OTERO 25, 37, 39, 40, 412, 44, 441, 25110,95 € – 12,95 € incl. VAT *View item

🔧 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

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