FHF 725 – interchangeable spare parts
FHF 725 movement
Which spare parts fit the FHF 725 movement? For every part you can see which other calibers use the same part according to the original interchangeability list.
🔧 Interchangeable parts
Source: original interchangeability lists of FHF (checked transcription) and checked original spare-part labels · as of 2026-10-28. Height / execution: the part fits only in this height or execution.
🌀 Matching mainspring
Mainspring dimensions for FHF 725 (height × diameter × thickness × length) and matching mainspring in our shop:
🔗 Movements sharing the most parts
- FHF 729 (50 parts)
- FHF 72 (49 parts)
- FHF 725-7 (49 parts)
- FHF 729-7 (49 parts)
- FHF 72-6 (48 parts)
- FHF 72-7 (48 parts)
- FHF 725-4 (47 parts)
- FHF 725-4N (47 parts)
- FHF 729-4N (47 parts)
- FHF 72-4N (45 parts)
- FHF 72-9 (44 parts)
- FHF 72-4 (41 parts)
- FHF 725-9 (40 parts)
- FHF 55 (40 parts)
- FHF 551 (39 parts)
- FHF 72-2 (34 parts)
❓ Frequently asked questions
Which FHF 725 spare parts also fit other movements?
For the FHF 725, 34 part numbers are listed as interchangeable. Together they fit 96 other calibers – the table below shows which part fits which movement.
Which movements share the most parts with the FHF 725?
The most shared parts: FHF 729 (50 parts), FHF 72 (49 parts), FHF 725-7 (49 parts).
Which mainspring fits the FHF 725?
According to the Générale Ressorts catalogue (height × diameter × thickness × length): 1.20 × 10.5 × 0.12 × 340 mm (GR 2974, hand-wound, normal end hook).
🛠️ For the workshop
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Swiss Luminova DIY Kit, Luminous Powder for Watch Hands, C1 C3 C5 Yellow Orange19,95 € – 59,90 € incl. VAT *View item ›
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