Rolex. An attractive 18K gold automatic calendar wristwatch with sweep centre seconds, date and turquoise blue lacquered dial

Rolex. An attractive 18K gold automatic calendar wristwatch with sweep centre seconds, date and turquoise blue lacquered dial
Signed Rolex, Oyster Perpetual, Day-Date, ref. 1803, case no. 2'806'599, manufactured in 1971
Cal. 1556 automatic movement, 26 jewels, turquoise blue lacquered dial, applied gold baton numerals, luminous accents, sweep centre seconds, magnified window for date, aperture for day, tonneau-shaped water-resistant-type case, milled bezel, screw back, screw down crown, 18K gold Rolex buckle, case, dial and movement signed
36 mm. diam.