MODEL: 16713 S/NO: "L335xxx SERIES" Year 1988. Chronometer in stainless steel case 40mm fitted with original Rolex 18K yellow gold and stainless steel bracelet @ 96% mint condition. Graduated rotatable 18K yellow gold bezel, beautiful original tritium dial with 24-hour hand and independently adjustable 12-hour hand allow simultaneous use of any two time-zones. Case with shoulders protecting the Rolex Tri-Lock winding-crown. Waterproof to 100 m / 330 feet. Auto movement 3185, sapphire crystal....... (Discontinued model, highly collectible.) Hardly been polished.