Case material: NA; Charge: Automatic; Conditions: New Year : 1957; Presentation condition : Without documents; Model: Oyster Precision Price on request Gmtbroker Reference: 6422 Item: Rolex Oyster Precision 6422 Stainless Steel Men's Watch. Brand: Rolex Model: 6422 Movement: 1215 manual movement Series Number: 334,xxx Diameter: 34mm (including crown) Dial: Original creamy dial with explorer dial Box & Papers: No box and no paper Authenticity: Whole watch is signed and 100% authentic (100% money back guarantee, no question!) Working Condition: This watch has been checked by our watchmaker recently and guarantee keeping accurate time and normal wearing scratch.