Exceptional and probably unique Rail Dial Rolex 1665 Seadweller. Absolutely mint original dial and hands set offering a well pronounced patina. Original fat font bezel having turned to a dark grey finish. Strong case, professionally cleaned. Model and serial #s are sharp. The watch has retained its original Rolex Oyster bracelet 93150-585, (A clasp Code / 1977). Serviced, timed, waterproof.