ROLEX Oyster Perpetual Datejust. Réf : ROLEX Oyster Perpetual Datejust. Ref: 1601. N°: 4172460. Circa: 1976. Wristwatch in steel and 750/1000 yellow gold. Round case with screwed back. Crown signed. Fluted bezel. Signed white dial. Black and luminescent (tritium) baton indexes, railroad and Roman numerals. Luminescent steel hands. Steel central second hand. Date window at three o'clock. Glass fitted with the Rolex Cyclops. Automatic movement signed Rolex 1570 with the reference D122844. Black leather strap with steel pin buckle. Diameter: 36mm. Length: 22cm. Gross weight: 55.0 g.