General Information

1945-1953: Rolex 4xxx Series Datejust

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Considering that the 1920s, decades prior to the Datejust, Rolex had been effectively offering their Oyster Perpetual watches; “Oyster” because the watches were watertight like an oyster, as well as “Perpetual” due to the fact that they immediately wound themselves, therefore seeming to run constantly.

To celebrate the company’s 40th Anniversary in 1945, Rolex produced recommendation 4467, an Oyster Perpetual with a day issue, and they called it The Datejust. The Datejust was the first water-resistant, automated watch to integrate a date window, as well as this system transformed days close to twelve o’clock at night, unlike lots of date problems which take hours to alter over.

We have heard two variations of where the name Datejust comes from: that the day changes right before twelve o’clock at night, which the day is always “simply,” as in properly presented.

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Either tale makes sense

The 1945 Datejust was additionally the first Rolex to consist of the famous five-link Jubilee armband, thusly called due to the fact that Rolex was celebrating its 40th anniversary.

For concerning a decade, Rolex remained to create the Datejust with their Caliber 7xx activities. The shape of these movements needed the back case to protrude out, much like lots of other Rolex models of the period, and these watches are affectionately called “bubblebacks.” Collectors need to be alerted that Rolex no more creates parts for, neither service, Datejusts from this age. Involving a third-party watch manufacturer that concentrates on maintaining bubblebacks can be pricey.

The 4xxx Collection Datejust at a Glimpse

  • Water-proof
  • Gently fluted bezel
  • Automatic-winding activity, with day transforming near to midnight; no quickset date
  • Jubilee bracelet
  • Bubbleback dial
  • 7xx Series motions, no more serviced by Rolex, parts tough to obtain
  • Pie tin dial slopes down at the outer edge
  • Yellow gold only
  • 36mm