Rolex

Reference 3131 Oyster Perpetual Bubbleback 

A pink gold automatic wristwatch, Circa 1939

Dial: black

Caliber: automatic

Case: 14k yellow and pink gold, screw down case back

Case number: 73’261

Size: 32 mm diameter, bracelet circumference approximately 175 mm 

Signed: case, dial and movement 

Box: no

Papers: no