ETA 255.481-255.487 Technical Communication
Technical communication document for ETA caliber 255 watch movements, covering models 255.481, 255.483, 255.485, and 255.487 (Ø 23.30 mm). Features dial views across multiple configurations, detailed movement photography showing both bridge-side and base-plate views, height specifications on movement and on battery (2.70 mm and 2.85 mm respectively), complete interchangeability chart with parts reference numbers for all four variants, and technical specifications. Multilingual content in French, German, and English. Essential technical reference material for watchmakers and horologists working with these ETA caliber variants.
Documentation must be downloaded on a computer (PC, Mac, or Linux).
Do not use a smartphone or tablet to download documentation; they generally lack sufficient memory capacity to handle large files, and few users know how to locate the download folder on these devices.
Once downloaded, you can use it right away and even print the pages you need, or use your smartphone in photo mode to translate into the language of your choice: Google Translate
Document Details
- Format
- Pages
- 4
- Size
- 3.6 MB
- Category
- Watchmaking