Description: A gentleman's wristwatch of 18k gold. Model Oyster Perputal Day-Date, ref. 18038. Mechanical movement with automatic winding, calibre 3055. Gold dial with aftermarket diamond index and hands of gold. Aftermarket bezel with diamonds. Rolex bracelet with folding clasp of 18k gold. Circumference 16 cm. Watch diameter 36 mm. 1979-1980.