1959 Rolex 6609 Turn O Graph

This Classic Datejust Turn O graph has a tropical Gilt dial with dolphin hands
Circa 1959, Serial 8xx,xxx
Paper ❎
Box ❎
bracelet 6251 ( not match date)
Calibre : 1066 Automatic 
The Turn O Graph is a sporty model in the Datejust Family with a different bezel design as well as Caseback size are also different. The common area is that they both using a 36mm diameter middle case. In the early stage Rolex used gilt finishing for black dial service which bring the rarity in terms of collectibility.