Case material: Yellow gold; Charge: Automatic; Conditions: Excellent Year : 2000; Presentation condition : With dealer guarantee ; Model: Big Ben Price on request Gmtbroker Reference: 2851AL This Franck Muller Big Ben is in excellent condition complete with Box & Papers. The case bears the serial number No.**. The model number is 2851 AL. This rare prototype edition is a collectors item for the future. Xupes 12 months warranty. Our Xupes reference is W1802 should you need to quote this.