Rolex. An attractive 18K gold automatic calendar wristwatch with sweep centre seconds, green lacquered dial, Attestation and box

Rolex. An attractive 18K gold automatic calendar wristwatch with sweep centre seconds, green lacquered dial, Attestation and box
Signed Rolex, Oyster Perpetual, Day-Date, ref. 1803, case no. 2'394'067, circa 1970
Cal. 1556 automatic movement, 26 jewels, green lacquered dial, applied baton numerals with luminous accents, luminous hands, sweep centre seconds, aperture for day, magnified window for date, tonneau-shaped water-resistant-type case, fluted bezel, screw back, screw down crown, gilt Rolex buckle, case, dial and movement signed
36 mm. diam.