Speedmaster 'Broad Arrow', Reference 2915-2 | A stainless steel chronograph wristwatch with bracelet | Made in 1959 Dial: black Calibre: cal. 321 manual winding, 17 jewels Movement number: 166’481’134 Case: stainless steel, screw-down case back Closure: stainless steel Omega expandable bracelet and folding clasp Size: 38 mm diameter, bracelet circumference approximately 185 mm Signed: case, dial and movement Box: no Papers: no Accessories: Omegqa Extract from the Archives