Case material: Steel; Charge: Automatic; Conditions: Excellent Year : 1991; Presentation condition : With dealer guarantee ; Model: GMT Master II Price on request Gmtbroker Reference: 16710 This Rolex GMT Master II is in excellent pre-owned condition complete with box only, circa 1991. The case bears the serial number E76****. The model number is 16710. Xupes 12 month warranty. Our Xupes reference is W2229 should you need to quote this.