| Rolex Datejust 'Thunderbird' (model 1625)
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| | Rolex launched the Submariner (model
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| : The Datejust models were introduced
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| | 6204) at the Basel Fair in 1954 although
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| with a coin edge bezel, which later were
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| | it is believed that it was actually
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| replaced by a new fluted bezel along with
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| | released in late 1953 and was based on
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| a larger crown. In the mid-50's, Rolex
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| | the Rolex Explorer. On the contrary, the
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| introduced the Datejust (model 6605) with
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| | name "Submariner" was not officially
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| the cyclops, or the magnifying bubble
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| | patented until around 1960. When
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| that is placed over the date on the
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| | introduced, the Submariner was powered by
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| watch's crystal. In 1956, Rolex released
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| | the A296 movement but was then replaced
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| a Datejust model called the "Thunderbird"
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| | with the 1030 movement and Mercedes
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| (model 1625). This watch featured a
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| | hands, which is more elongated than the
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| Turn-O-Graph gold Bezel.
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| | modern day version. In 1955, model 6538
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| Originally, Rolex offered the Datejust in
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| | replaced 6204, and the 6205 by 6536
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| 18kt yellow gold and after seeing much
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| | respectively. Model 6536 then became 6536
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| success, they were offered in stainless
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| | 1, featuring a chronometer version of the
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| steel, white gold, or platinum. By1962
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| | 1030 movement. New Submariner models
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| the two-tone Datejust models were in
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| | featured a new scratch-resistant sapphire
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| circulation. Also around this time, the
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| | crystal and an upgraded depth rating of
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| Datejusts were offered with an option of
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| | 1,000 feet.
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| a Jubilee bracelet, an Oyster bracelet,
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| | Case Size: (All models): 40 mm
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| or a leather strap.
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| | Lug Size: (All models): 20 mm
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| Additionally, Rolex replaced the original
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| four-digit case reference number with a
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| | Cosmograph Daytona (model 6239) : Rolex
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| five digit number. Around this time,
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| | were forerunners in developing the Oyster
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| Rolex also introduced the Oyster date
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| | and Perpetual. Thus, Rolex was not well
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| which is very similar to the Datejust,
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| | known for pioneering chronographs.
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| the only difference being 2mm smaller. By
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| | However the success of the Cosmograph
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| then, the Datejust offered the "midsize"
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| | impelled Rolex to be in the position of
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| which is 80% the size of the original.
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| | being the ultimate "sportsman's" watch.
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| Case Size: Mens: 36 mm, Midsize: 31 mm,
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| | These watches soon adopted the name
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| Ladies: 26/29 mm
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| | "Daytona" after being sought out by some
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| Lug Size: Mens: 20 mm, Midsize: 17 mm,
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| | of the biggest names in auto racing in
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| Ladies: 13 mm
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| | one of the biggest racing communities of
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| | Daytona Beach, Florida. In the beginning,
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| Submariner (model 6204) : Rolex underwent
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| | the Daytona's were available in two
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| stringent experiments, testing the
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| | dials, either in black with silver
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| Submariner prototype in deep waters to a
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| | registers or cream white with black
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| depth of 3,150 meters (10,336 ft). The
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| | registers. Soon, these dials adopted the
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| watch withstood the hardest tests, having
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| | name "Paul Newman" after he was seen
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| survived sub-zero temperatures, as well
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| | wearing it in the movie "Winning".
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| as the wear and tear of expeditions.
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