The Omega Speedmaster Moonwatch Professional 42mm (reference number 311.33.42.30.01.002) is an iconic timepiece that holds a special place in Omega's history. Known as the "Moonwatch," it has a classic design and is revered for its association with NASA's Apollo missions. This watch is powered by the famous manual-winding movement, which can be admired through the transparent caseback. This feature allows enthusiasts to appreciate the intricate mechanics and craftsmanship of the watch. When purchased, the Speedmaster Moonwatch Professional 42mm comes with a special Moonwatch presentation box that includes a "NATO" strap, Velcro strap, a tool for bracelet changes, and a book highlighting the Speedmaster's remarkable adventures.