This Eterna-Matic Centenaire dates from the late 1950’s and belongs to Eterna’s automatic line using the brand’s ball-bearing rotor system. The watch has an original dial with natural patina, a stainless steel Staybrite case, and a period steel mesh bracelet with a Mido-signed clasp. • Movement: Automatic (1429U movement) • Case diameter: 34 mm (without crown) • Lug-to-lug: 41 mm • Lug width: 18 mm • Case material: Stainless steel (Staybrite) • Bracelet: Steel mesh bracelet with Mido clasp • Condition: Signs of age and wear consistent with use (see photos) Sold with original Eterna vintage box, no papers.