IWC Da Vinci 1850 - Men's watch - 1989.
Case: yellow gold (18 kt.) - strap: leather - automatic - box, documents, certificate - condition: very good - diameter: 35 mm - wrist size: 21 cm - plexiglass - ref: 1850 - date - buckle is made of yellow gold (18kt.) - total weight: 63,6 grams.