Cal.72B
Power reserve approx. 50 hours Waterproof function 30m Case size 37mm

A historical model that is the predecessor of Daytona. Also known as pre-daytona, the letters [chronograph] are engraved on the dial. The tachymeter is housed in the dial, and unlike the current Daytona, it features an indial of the same color as the dial, but it is a universal style as a prototype of the Daytona such as a 30-minute counter, a 12-hour counter, and a small second. Is more established than this model and is well known and popular among many antique Rolex watches.

Cal.72B / Cal.722 / Cal.722-1
Power reserve approx. 50 hours Waterproof function 30m Case size 37mm

Daytona The first model of Daytona that has a connection with motor sports, which was the first to plant the current image. Regarding the bezel, Ref.6239 is stainless steel and Ref.6241 is plastic, both of which are popular and symbolic of Daytona. This model is also famous for being worn by the legendary actor "Paul Newman", and the "Paul Newman model" is known as a very expensive wristwatch.

Cal.72B / Cal.722 / Cal.722-1
Power reserve approx. 50 hours Waterproof function 50m Case size 37mm

Ref.6240 is widely known as a rare Daytona, which still has many mysteries and was manufactured only for a few years before the birth of the third generation Daytona. We succeeded in raising the low waterproofness, which was a weak point of Daytona, to 50 m by screw lock type, that is, by making it an oyster. And for the first time, the letters "OYSTER" are written on the dial, making it a very rare model in Rolex history.

Cal.727
Power reserve approx. 50 hours Waterproof function 30m Case size 37mm

Although it was the successor model to Ref.6240, it was manufactured for about a year because it was not an oyster case and lacked practicality. However, the new movement Cal.727 as Daytona was born here, and for about 20 years after that, it became the starting point for producing hand-wound Daytona.

Cal.727
Power reserve approx. 50 hours Waterproof function 30m Case size 37mm

This model, which can be said to be a hand-wound Daytona complete system that summarizes all the successes and failures so far, is equipped with the movement Cal727 inherited from Ref.6262 / Ref.6264, which produced a famous machine despite its short life, Ref.6240 Introduced a screw lock type, so-called oyster case, which enables waterproofness of 50 m to enhance practicality, and integrates both accuracy and waterproofness. It is a pioneer model of high-end practical wristwatches, and has made the name of Daytona known to the world.

Cal.4030
Power reserve approx. 50 hours Waterproof function 100m Case size 40mm

Even today, more than 40 years after its announcement, the Daytona is equipped with Zenith's "El Primero", which is said to be the world's best masterpiece of chronograph movement, with 36000 vibrations per hour and a power reserve of 50 hours. The windshield, which used to be plastic, has changed from here to sapphire crystal, and the evolution of technology for details has brought about a major change in waterproofness from 50m to 100m. The current case size of 40 mm starts from here and serves as a spark for the so-called rugspo boom. With the birth of Ref.16520, Rolex and Daytona made a big leap forward.

Cal.4130
Power reserve approx. 72 hours Waterproof function 100m Case size 40mm

At last, Rolex succeeded in developing its own movement from this Daytona by improving the technology that it steadily built, and became a completely in-house manufactured manufacturer. While maintaining the rough design of the predecessor Ref.16520, the layout of the in-dial inside the dial has been changed, and the small seconds at 6 o'clock and the 12-hour counter at 9 o'clock have been changed. Speaking of the excellent part of Cal.4130 of the company's movement, the power reserve at that time was extended to 72 hours while the mainstream was around 50 hours. Although it is a common length in modern times, the high level of Rolex's technical capabilities is firmly established here.

Cal.4130
Power reserve approx. 72 hours Waterproof function 100m Case size 40mm

It is the current model of Daytona, and while retaining the style of successive Daytona, it uses new materials that match the recent watchmaking. In recent years, the number of brands that use materials such as carbon, ceramic, titanium, etc. that were not found in conventional watches has increased in watch manufacturing, and it is equipped with a unique technology Cerachrome bezel developed and patented by Rolex. There is. Ref.116500, which is a sports watch but also classical by using a new material for the bezel, gives an innovative impression in harmony with the times, and it is less likely to be scratched and deteriorates over time compared to metal materials. Has strong characteristics.