Breitling Pre-owned Navitimer 'Big Eyes' Ref. 806 is a vintage pilot’s chronograph presented with its original box. Case and bracelet are in good condition with slight signs of wear; the movement is in very good working order (+7 s/d, 312° amplitude). New white luminous hands have been fitted and the original set of hands is enclosed; the black tritium dial’s luminous material shows a slight patina. Key attributes: Black | Steel | Movement in very good working order (+7 s/d, 312° amplitude) | Luminous material with slight patina | Hand-wound Venus 178 caliber | Chronograph | Slide rule for in-flight calculations | Breitling metal bracelet with safety folding clasp | Big Eyes subdial layout | Black tritium dial with three totalizers | Slide rule bezel with calculation scales for pilots | New white luminous hands; original hands enclosed | Box included | Dimensions & fit: Diameter approx. 40 mm (without crown) | Suitable for wrists up to approx. 17.5 cm | Composition & care: Steel | Tritium (luminous material) | Metal bracelet | Wipe with a soft cloth. Have movement serviced by a professional watchmaker as needed. Avoid prolonged water exposure.