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One of the most popular models of Rolex is the Bubble back. Launched in 1933, was also one of the first models of Rolex. The creation of this model was a significant event for the Rolex, and which was the first auto-rotor. The Rolex Watches meant success in the development of a self-winding movement. Today, the Bubble back is one of the most sought after and collectible watches in the world market because production was discontinued in the 1960's.

Rolex How to succeed in creating the Bubble back?

In the 1920's, many watch companies were trying to create a self-winding movement. They kept trying to incorporate minor changes to see Harwood string that appears a stem without a settlement. However, Rolex was following a completely different path. We experimented with existing movements and sought a new solution to the challenge of age. Finally, in 1931, Rolex created the automatic movement of the rotor of a current Angler movement (second filial Hunter 8-3/4'''). This invention led to a "perpetual motion" that the mass settlement could become smoothly both right and left, and pivot 360 degrees on staff at the center of the movement. In 1932 he patented the first successful Rolex watch-winding perpetual. The Bubble back Rolex was introduced to the market. Due to unsuccessful attempts in the past and skepticism that is in the public eye, Rolex has tried to introduce this new model as "the sensation of the 1934 follow-up."

The fascinating historical marker is that the clock had not "Bubble back" recorded in any part of it, and was never officially that title. Instead, he had "Rolex Oyster Perpetual" just below the 12 o'clock position. What became known as "Bubble back? Well, the answer lies in a bubble, thicker case back. The Auto-rotor thickness led to a mechanism for companies that need a thicker case. Another nickname for this model was "Overtone." This Italian word means "little egg."

Introduced significant changes overtime

Rolex Bubble back The first was the 1858 model driven by the movement Ref.520. Scanning versions were powered by the movement Ref.530. The first models Bubble back one case of 3 pieces and case back. In 1936, Rolex has launched two new models: 3131 and 3132. Both models sported a new case of 2 pieces and a new movement modified 9 ¾'''. The only difference between the models is that while the 3131 model was powered by the Ref.620 (second branch), model of 3132 was driven by Ref.630 (second scan). Interestingly, the first watches were the first Bubble back Rolex models available in stainless steel material, known as Steelier. Some models were also available in Roles or (combination of steel and gold). The two terms, and Roles or Selenium, were coined by Rolex and subsequently patented in 1931 and 1933, respectively.

A significant development took place in 1935 when Bubble back models were equipped with a new wheel aerodynamic balance known as the "great balance." This improved performance of the Auto-rotor. Rolex went a step further by marketing their Bubble back models in three sizes so they can attract men and women alike. In 1941, a ladies Bubble back model was launched, powered by the movement Ref.420. However, there is no scanning version of the model was made available to the ladies. Later in the decade of 1950, some models Bubble back, as the 5018 model was introduced to "Bombe ears."

Many other modifications, aesthetically and technically, were introduced over time, eventually led to the development of a new Rolex model called "the big Bubble back." The Great Bubble back led directly to the development of the Fake Watches, which eventually became one of the flagship models of Fake Watches.

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