What are the different types of crystals used in Rolex watches and their properties?

Rolex Air-King Underwood Jewelers. Ready for take-off. The ROLEX Air-King ... navigational time readings. The name Air-King appears in the same ... Rolex Oyster Perpetual Air-King Model Ref.1005 9ct 1962 mobile navigation (2. Rolex Oyster Perpetual Air-King Model Ref.1005 9ct 1962 mobile navigation (3. The Air-King is an important tool watch for a pilot. The Air-King has a minute dial, which is a very rare find on a watch. It is the first Rolex with such a ... ... 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. Oystersteel. Rolex uses ... ... Air-King perpetuates the aeronautical heritage of the original Rolex Oyster. Black dial. Navigational time readings. The Air-King dial features a distinctive ... ... 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 ... ... navigational time readings. It bears the name Air-King in the same lettering that was designed specially for the model in the 1950s. Discover the Rolex Air-King watch in Oystersteel with a Black at Kerns ... navigational time readings. It bears the name Air-King in the same lettering ... Its distinctive black dial combines large 3, 6 and 9 hour numerals with a prominent minutes scale for optimal navigational time readings. The name 'Air-King' ...