Description: Omega Speedmaster Dark Side of the Moon Pre-owned Omega Speedmaster Dark Side of the Moon ref 311.63.44.51.99.002 (2023) hails from a long line of Omega Speedys, many of which are inspired by the watch’s history-making role as the first wristwatch worn on the Moon in 1969. This model is a literal interpretation of the brand’s space exploration roots that features a dial made from a piece of a genuine meteorite, which has been acid-etched to reveal a unique pattern