1933 Rolex Vintage Mens Oyster Perpetual Bubbleback 18K Gold Watch - Rare So-Called "Prototype" Pulsar Powering the watch is its

Powering the watch is its original Rolex Caliber 1225 handwound movement with shock resistance

Movement markings: Longines

Case condition: Just short of perfect mint with the slightest remnants of wear to the underside of the lugs

Accompanying the watch is what appears to be a servicing or sales receipt that was with the watch when we acquired it

1933 Rolex Vintage Mens Oyster Perpetual Bubbleback 18K Gold Watch - Rare So-Called "Prototype" Pulsar Powering the watch is itsToday's offering showcases this very rare original so called "prototype" Bubbleback made circa 1933 with movement factory stamped with watchmaker's instructions. It is one of the rarest examples of a Bubbleback to ever pass through these halls. Because the story of the Rolex Oyster has been so well documented, we will only briefly summarize it here. In 1926 Rolex created their famous first Oyster waterproof watch with a design that would become