Case material: NA; Charge: Automatic; Conditions: New Year : 1972; Presentation condition : Without documents; Model: Air-King Price on request Gmtbroker Reference: 5700 Item: Rolex Oyster Perpetual Air King Date 5700 Stainless Steel Men's Watch  Brand: Rolex  Model: 5700 Movement: 1520  Date: Non Quickset Date  Series Number: 2.9 mil Dial: Original silver dial  Bracelet: Non Rolex leather strap Diameter: 34mm (excluding crown)  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.