Case material: Steel; Charge: Automatic; Conditions: Used Year : 1986; Presentation condition : Without documents; Model: Submariner Price on request Gmtbroker Reference: Submariner Manufacturer: Rolex Model: Submariner 16800 Serial/Year: 9,3XX,XXX - 1986/1987 Grade: (What's This?) IV Gender: Men's Features: Automatic 1570 movement w/ date, waterproof screw-down crown, uni-directional rotatable time-lapse diver's bezel, sapphire crystal Case: Stainless steel  (40mm) Dial: Black w/ white luminous markers Bracelet: Stainless Steel Oyster Box & Papers: Complimentary Bob's Presentation Box and Certificate of Authenticity Comments: This Rolex Submariner 16800 comes with Bob's certificate of authenticity, 3 day satisfaction guarantee and one year warranty Rolex Submariner 16800 If you were going diving and wanted a precision timing instrument with you, for decades the Rolex Submariner was the timepiece of choice.  This watch has defined the category of "diving watch."