Case material: NA; Charge: Automatic; Conditions: Good Year : 1957; Presentation condition : Without documents; Model: Bubbleback Price on request Gmtbroker Reference: 2940 Item: Rolex Oyster Perpetual BubbleBack 2940  Brand: Rolex  Model: 2940 Movement: Automatic movement in good running condition  Series Number: 261,xxx Dial: Original dial not refinished, with silver colour. Bracelet: Non Rolex leather strap Diameter: 32mm  Crown: Original Rolex Oyster   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.