Rolex Datejust Vintage Mens 18K Yellow Gold Watch 1601. Officially certified chronometer self-winding movement. 18K yellow gold oyster case 36.0 mm in diameter. Rolex logo on a crown. 18k yellow gold fluted bezel. Acrylic crystal with cyclops magnifier. Champagne dial with raised index hour markers. Bar shaped hands. Date window at 3 o’clock aperture. 18K yellow gold bracelet with fold over clasp (later version for datejust 16018). Fits 7.5″ wrist. 2 links are aftermarket.