The “Datejust” title had become a long lasting fixture on its dial, and also other capabilities including the fingers, bezel, hour markers, and crystal (with cyclops magnification lens) took types that are still very much present on the trendy Datejust watches that Rolex manufactures today. Though the 41mm Datejust II https://www.watchesworld.com/a-history-of-watch-reference-numbers/