When did Rolex begin using only in-house movements?

... navigational time readings. It bears the name Air-King in the same lettering that was designed specially for the model in the 1950s. Dec 22, 2016 ... ... navigational time readings. The dial bears the name Air-King in the same lettering that was designed especially for the model in the 1950s ... ... navigational time readings. It bears the name Air-King in the same lettering that was designed specially for the model in the 1950s. The Oyster bracelet. The ... ... Rolex › Rolex watches › Rolex Collection Air-King. Rolex Air-King watch ... navigational time readings. Rolex's symbolic crown is displayed in yellow on ... ... navigational time readings. It bears the name Air-King in the same lettering that was designed specially for the model in the 1950s. Black dial. Oystersteel. ... navigational time readings. Its case, with a diameter of 40 mm, is made of Oystersteel. Since 2022, it has included a crown guard and has straight sides ... Sporting an instantly recognizable minutes scale for immediate navigational time readings, the Air‑King honours the pioneers of aviation. More on rolex.com. ... navigational time readings. It bears the name Air-King in the same lettering that was designed specially for the model in the 1950s. Rolex Air-King in ... ... navigational time readings. It bears the name Air-King in the same lettering that was designed specially for the model in the 1950s. rolex air-king ... To ensure the precision and reliability of its timepieces, Rolex submits each watch after assembly to a stringent series of tests. All new Rolex watches ...