ETA 2789 – interchangeable spare parts
ETA 2789 movement
Which spare parts fit the ETA 2789 movement? For every part you can see which other calibers use the same part according to the original interchangeability list.
🛒 Spare parts for ETA 2789 in our shop
1x Mainspring for ETA Automatic Movements, ETA 2750, 2789, 2450, 2821 #611,90 € – 14,90 € incl. VAT *View item ›
SECOND HAND for ETA 2824-2 2789 2750 2801-2 2834-2 2836-2 Ø 0,25mm RED 14mm7,95 € – 20,85 € incl. VAT *View item ›
Jeweled Pallet Fork ETA 2600 - 2789, 2750, 2763, 2781, 2782, 2783, 2630 – Part 71018,99 € incl. VAT *View item ›
Escape Wheel and Pinion Part 705 for ETA 2750, 2789, 2752, 2758, 2781, 2783, 2788, 276319,95 € incl. VAT *View item ›
Jewelled Pallet Fork and Staff Part 710 for ETA 2600-2789, 2750, 2763, 2770, 2783, 262019,95 € incl. VAT *View item ›
Minute Work Cock for ETA 2769 (Part 462), ETA 2789, ETA 2790 – NOS15,90 € incl. VAT *View item ›🔧 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 2789 (height × diameter × thickness × length) and matching mainspring in our shop:
📄 Technical document
View the original document for ETA 2789 online:
🔗 Movements sharing the most parts
- ETA 2790 (64 parts)
- ETA 2781 (62 parts)
- ETA 2788 (59 parts)
- ETA 2783 (58 parts)
- ETA 2791 (56 parts)
- ETA 2778 (54 parts)
- ETA 2769 (54 parts)
- ETA 2782 (52 parts)
- ETA 2784 (52 parts)
- ETA 2773 (49 parts)
- ETA 2768 (48 parts)
- ETA 2772 (47 parts)
- ETA 2776 (47 parts)
- ETA 2789-1 (47 parts)
- ETA 2770 (45 parts)
- ETA 2763 (44 parts)
❓ Frequently asked questions
Which ETA 2789 spare parts also fit other movements?
For the ETA 2789, 53 part numbers are listed as interchangeable. Together they fit 122 other calibers – the table below shows which part fits which movement.
Which movements share the most parts with the ETA 2789?
The most shared parts: ETA 2790 (64 parts), ETA 2781 (62 parts), ETA 2788 (59 parts).
Which mainspring fits the ETA 2789?
According to the Générale Ressorts catalogue (height × diameter × thickness × length): 1.45 × 11.0 × 0.125 × 400 mm (GR 4006-X, automatic, with welded slipping bridle).
Can I buy spare parts for the ETA 2789?
Yes, Master Watch Parts currently has 7 matching items in stock.
🛠️ For the workshop
SAPPHIRE CRYSTAL WATCH GLASS REPLACEMENT ROUND 2.0 MM THICK FLAT SIZE 20MM-42.5MM27,90 € – 39,90 € incl. VAT *View item ›
Sternkreuz ATHG Watch Crystal, High Domed, Reinforced, Gold-Plated Ring – Wristwatch9,95 € – 11,95 € incl. VAT *View item ›
Clock Winding Key – 21 Sizes4,65 € – 8,95 € incl. VAT *View item ›