Vintage Rolex Oyster Perpetual "Big Bubbleback" Radium Dial from 1952This is a vintage Rolex Oyster Perpetual "Big Bubbleback", a sought after model renowned among collectors for its larger than usual case size. Unlike standard Bubblebacks, which typically measure 31 32mm, this rare piece features a 34mm stainless steel case, offering a more substantial wrist presence while retaining the classic Bubbleback design. The watch is equipped with its original radium dial (if you are concerned with safety of the radium,