Case material: Gold Steel; Charge: Automatic; Conditions: Never worn Year : 1991; Presentation condition : Without documents; Model: Submariner Price on request Gmtbroker Reference: 16613 Manufacturer: Rolex Model Name/Number: Submariner 16613 Serial/Year: X 1991 Grade: (What's This?) III (slight bracelet stretch, however newer model bracelet w/ gold thru buckle) Gender: Men's Features: Automatic movement w/ date, waterproof screw-down crown, unidirectional rotatable diver's bezel, scratch-resistant sapphire crystal Case: 18k Yellow Gold & Stainless steel  (40mm) w/ blue bezel Dial: Blue Luminous Bracelet: 18k yellow gold & stainless steel Oyster w/ gold thru buckle Box & Papers: Bob's presentation box and certificate of authenticity Comments: This pre-owned Rolex Submariner comes with Bob's certificate of authenticity,  3-day satisfaction guarantee and one year warranty   Rolex Submariner 16613 This is a 1991 Rolex Submariner is in mint condition with perfect dial, new Rolex bezel and crystal.  The band is a newer model band with gold thru the buckle with slight stretch indistinguishable once on wrist. The Rolex Submariner is one of the most popular models ever made by Rolex.  It was originally designed by Rolex for scuba diving with a high resistance to water. At the Swiss Watch fair in 1954, the first Rolex Submariner was unveiled.