ETA 2620 – interchangeable spare parts
ETA 2620 movement
Which spare parts fit the ETA 2620 movement? For every part you can see which other calibers use the same part according to the original interchangeability list.
🛒 Spare parts for ETA 2620 in our shop
🔧 Interchangeable parts
Source: original interchangeability lists of ETA (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 ETA 2620 (height × diameter × thickness × length) and matching mainspring in our shop:
📄 Technical document
View the original document for ETA 2620 online:
🔗 Movements sharing the most parts
- ETA 2622 (81 parts)
- ETA 2623 (78 parts)
- ETA 2620R (75 parts)
- ETA 2622R (74 parts)
- ETA 2632 (73 parts)
- ETA 2623R (71 parts)
- ETA 2600 (65 parts)
- ETA 2602 (62 parts)
- ETA 2638 (59 parts)
- ETA 2639 (57 parts)
- ETA 2722 (57 parts)
- ETA 2732 (57 parts)
- ETA 2630 (55 parts)
- ETA 2638R (55 parts)
- ETA 2612 (54 parts)
- ETA 2639R (54 parts)
❓ Frequently asked questions
Which ETA 2620 spare parts also fit other movements?
For the ETA 2620, 43 part numbers are listed as interchangeable. Together they fit 152 other calibers – the table below shows which part fits which movement.
Which movements share the most parts with the ETA 2620?
The most shared parts: ETA 2622 (81 parts), ETA 2623 (78 parts), ETA 2620R (75 parts).
Which mainspring fits the ETA 2620?
According to the Générale Ressorts catalogue (height × diameter × thickness × length): 1.20 × 11.0 × 0.125 × 400 mm (GR 2985-X, automatic, with welded slipping bridle).
Can I buy spare parts for the ETA 2620?
Yes, Master Watch Parts currently has 2 matching items in stock.
🛠️ For the workshop
Watch Gasket Hytrel I-Ring Seal for Flat Round Mineral Crystals 16-40 mm, H: 0.6, 0.8, 0.85, 1.25, 1.7 mm5,95 € – 9,95 € incl. VAT *View item ›
Red 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 ›
Original Super Luminova Thinner A61 for Lume Watch Hands, 1 g13,90 € incl. VAT *View item ›
