Rolex, a gentleman's 'Air King Date' wristwatch

Rolex, a gentleman's stainless steel 'Air King Date' wristwatch, circa 1972, the silvered dial with baton indicators and steel hands with date wheel aperture, to a steel link bracelet, dial 2.8cm diameter, automatic movement, model no. 5700, serial no. 27865634, pouch, papers and Rolex service certificate