08246 ETERNA-MATIC automatic men's wristwatch, model 3000. Switzerland, ca. 1960. 18k rose gold case, stamped with number 746T. Screw-down caseback. Metallic champagne dial with gold hour markers, spear-shaped hands, center-seconds display, and day-of-the-month calendar window at three o'clock. Signed. Calendar with quick-change date by pulling the crown. Original crown. Automatic movement with 21 jewels, number 5409653, signed ETERNA-MATIC BREVETE and 1500K. Dial diameter: 34 mm. Bracelet length: 23 cm. Weight: 39 gr. In working condition.
eBay