Wristwatch of a big diameter for the period: 35.5 mm excluding the crown.
Crown known as "Naïad" with a "Mercedes" cross symbol characteristic of Omega brand's diving watches before the arrival of the Seamaster collection.
Case in perfect condition - stained dial
Watch completely revised by a professional at the beginning of April 2019
- 2640-4 (pré-Seamaster) - Calibre 283 - Naïad crown
- Mechanical hand winding
- Case material
- Analogue wristwatch
- Shipped Insured
- In working condition with visible traces of use