Omega 3572.50.00 (Pre-owned - Excellent) — USD 7,895 on eBay

The Omega Speedmaster Professional Moonwatch reference 3572.50.00 represents a significant iteration within the legendary Moonwatch lineage, produced from 1997 to 2014. This particular reference maintains the core aesthetic and historical integrity of the Speedmaster Professional while introducing a distinct feature that appeals to a broad spectrum of enthusiasts. It stands as a testament to Omega's enduring commitment to the design that made it the only watch qualified for manned space missions. Encased in its signature 42 mm stainless steel, the 3572.50.00 presents the iconic asymmetrical case design, renowned for its crown and pusher guards. The classic black dial, featuring the familiar three-register chronograph layout, ensures immediate recognition as a direct descendant of the original Moonwatch. A key characteristic distinguishing this reference is its unique crystal configuration, pairing the traditional Hesalite crystal on the front for historical accuracy and resilience against impacts, with a sapphire display back that offers an unobstructed view into the movement. The watch maintains a water resistance rating of 50 meters, consistent with its professional tool watch heritage. Powering the Speedmaster Professional reference 3572.50.00 is the manual-winding Omega Caliber 1861, a direct evolution of the Caliber 861, which itself succeeded the legendary Caliber 321 that journeyed to the moon. This robust cam-lever chronograph movement ensures reliable and precise timekeeping. For collectors, the 3572.50.00 holds particular appeal, often referred to as the "Hesalite sandwich" due to its crystal combination. This configuration allows owners to experience the warmth and vintage appeal of the Hesalite crystal on the wrist, while simultaneously appreciating the intricate mechanics of the movement through the sapphire case back, making it a highly desirable and versatile classic Moonwatch variant.