Former Rolex engineer watch with an original Rolex Test (Prototype) dial in very good condition for it's age. This watch has a very rare test (prototype) dial, only seen in P serial Daytona's. If you want a rare Rolex, forget about prototype Flukinger or Singer dials that didn't made it to Rolex standards! The dial in this rare Daytona is 100% original Rolex fabricated! Information about the watch: Rolex Daytona 116520 SS - P serial Movement: Rolex 4130 caliber automatic Dial: Test/Prototype Bracelet: Ref 78490 - factory full link (12) + 1 extra link. The watch is a full set with open papers, inner/outer box, original caseback sticker, hangtag with serial, manual, bezel protector en extra bracelet links. There is not much info given about these rare Daytona's on the internet because these watches were not sold by Rolex to end consumers. Only a handful of these watches are known! Watch will be shipped, registered and fully insured.