Description: Rolex Explorer 40 ref 224270 Pre-owned Rolex Explorer 40 ref 224270 (2023) demonstrates how the Explorer has evolved while staying true to its original purpose. The model dates back to the 1950s, inspired by the Everest expedition and intended as a straightforward, ready-for-anything tool watch. For most of its history, it was made only in 36mm. That changed in 2010 when Rolex introduced a 39mm version, which was the standard for years. In 2021, the 36mm returned,