Rolex Datejust Steel Yellow Gold Blue Dial Vintage Mens Watch 1601. Officially certified chronometer automatic self-winding movement. Stainless steel case 36 mm in diameter. Rolex logo on the crown. Yellow gold fluted bezel. Acrylic crystal with cyclops magnifier. Blue dial with raised baton hour markers. Date window at 3 o’clock aperture. Green rubber strap with tang buckle.