The Rolex Explorer II 42mm ref. 216570-0002 is built for adventure and exploration. This robust timepiece features a black dial with a distinctive orange 24-hour hand and luminescent hour markers, providing excellent readability in low-light conditions. The 42mm case is crafted from Oystersteel, a highly resistant alloy ensuring durability in challenging environments. Equipped with a fixed bezel featuring 24-hour graduations, the Explorer II allows for easy distinction between day and night, making it essential for those venturing into caves or polar regions. Powered by the Calibre 3187 movement, it offers a reliable 50-hour power reserve and self-winding capability. The Oyster bracelet combines form and function, featuring an Oysterlock clasp to prevent accidental opening and the Easylink comfort extension link for adjustable fit. Water-resistant up to 100 meters, the Rolex Explorer II is a reliable companion for any expedition, blending practicality with iconic design.