The Rolex Turn-O-Graph, launched in 1953, is historically significant as the brand’s first serially produced watch to feature a rotating timing bezel. It predates more famous “tool watches” such as the Rolex Submariner and the Rolex GMT-Master, effectively serving as the blueprint for Rolex’s modern sports watch lineage.

In 1954, Rolex transitioned the model into the Rolex Datejust family, adding the signature date window and Cyclops lens, blending tool-watch functionality with dress-watch elegance. By the end of the 1950s, the Turn-O-Graph had firmly established its distinctive identity within the collection.

In the late 1950s, the United States Air Force Thunderbirds aerobatic squadron adopted the watch for navigational calculations. This earned the model its enduring nickname, “Thunderbird,” particularly in the North American market.

At hand we have a lovely 36 mm steel-cased reference 6309 with a very attractive case and bezel. The silver dial features several less common details, including a “dot dot ” applied minute track, a “Swiss” only designation, and “Officially Certified Chronometer” printed in black. It is further enhanced by a roulette date display, fine dauphine hands, and elegant hour markers.

The watch is paired with an American-made so-called “coffee bean” style Jubilee bracelet with end links marked 50, all in nice condition.

The watch and its slow-setting movement have been fully serviced by our watchmaker.

We feel the Turn-O-Graph adds a sportier edge to the classic dress watch execution. Slightly underappreciated at the moment, these models certainly deserve consideration. Do get back to us to discuss this compelling example further.

Specifications:

Rolex Datejust Turn-O-Graph reference 6309
36mm steel case
18kt white gold turnable bezel
Serial 768xx dating to 1955
Silver dial ,OCC & Swiss only markings , Dauphine hands and roulette date
Slow set movement
American made Rolex Jubilee bracele”coffee bean “style with end links marked 50
Fully serviced by our watchmaker
One-year mechanical warranty
Free worldwide Fedex Priority shipping

Rolex Datejust Turn-o-Graph 6309 Silver OCC Dial

Rolex Datejust Turn-o-Graph 6309 Silver OCC Dial

Before/after