The Omega Speedmaster Professional is one of the most well know watches in the world. It was worn to the moon by NASA astronauts and by countless other watch lovers. This is the “sapphire sandwich” model which features a sapphire crystal on the front and case back. The clear sapphire case back displays the gorgeous hand wound Omega caliber 1863 movement. This is the big box edition and comes with the box, papers, cards, watch band tool, extra unworn Omega strap, Omega loupe, and desk medallion. The watch is around one and a half years old and is in beautiful condition.