BREITLING Navitimer gents wristwatch in stainless steel, manual winding, Switzerland around 1972, reference 7806, 3-piece case, snap on case back, slide rule-rotating bezel, black dial, date at 4, rhodium plated movement calibre Valjoux 7740 with Heuer bridge, 17 jewels, diameter approx. 41 mm, signs of use due to age, condition 2-3