Large model, automatic mechanical movement, steel

Tank Française watch, large model, mechanical movement with automatic winding. Steel case. Faceted crown in steel decorated with a synthetic cabochon-shaped spinel. Silvered dial, blued-steel sword-shaped hands, sapphire crystal. Steel bracelet. Case dimensions: 36.7 mm x 30.5 mm, thickness: 10.1 mm. Water-resistant up to 3 bar (approx. 30 meters/100 feet).