Unitas 6311 – interchangeable spare parts
Unitas (UT) 6311 movement
Which spare parts fit the Unitas 6311 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 Unitas (UT) (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 Unitas 6311 (height × diameter × thickness × length) and matching mainspring in our shop:
🔗 Movements sharing the most parts
- Unitas 6310 (59 parts)
- Unitas 6312 (59 parts)
- Unitas 6310N (50 parts)
- Unitas 6311N (50 parts)
- Unitas 6312N (50 parts)
- Unitas 6410 (43 parts)
- Unitas 6411 (43 parts)
- Unitas 6412 (43 parts)
- Unitas 6325 (39 parts)
- Unitas 6326 (39 parts)
- Unitas 6415 (39 parts)
- Unitas 6320 (39 parts)
- Unitas 176 (38 parts)
- Unitas 6410N (36 parts)
- Unitas 6411N (35 parts)
- Unitas 6412N (35 parts)
❓ Frequently asked questions
Which Unitas 6311 spare parts also fit other movements?
For the Unitas 6311, 33 part numbers are listed as interchangeable. Together they fit 59 other calibers – the table below shows which part fits which movement.
Which movements share the most parts with the Unitas 6311?
The most shared parts: Unitas 6310 (59 parts), Unitas 6312 (59 parts), Unitas 6310N (50 parts).
Which mainspring fits the Unitas 6311?
According to the Générale Ressorts catalogue (height × diameter × thickness × length): 1.75 × 11.5 × 0.135 × 360 mm (GR 5171, hand-wound, normal end hook).
🛠️ For the workshop
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Sternkreuz ATHG Watch Crystal, High Domed, Reinforced, Gold-Plated Ring – Wristwatch9,95 € – 11,95 € incl. VAT *View item ›
Extra Long Brass Clock Winding Key for Table, Floor and Wall Clocks7,90 € – 9,90 € incl. VAT *View item ›