Omega Speedmaster Grey Side of the Moon Meteorite Chronograph (Ref. 311.63.44.51.99.001) is a pre-owned automatic men's/unisex watch in very good condition, displaying only minor, intangible signs of wear. Encased in 44.25mm ceramic with a matching ceramic bezel, it features a unique grey meteorite dial with no numerals, all protected by a sapphire crystal, and offers 5 ATM water resistance. Powered by an automatic movement with 54 jewels and a 60-hour power reserve, this timepiece is presented on a grey leather bracelet with a titanium fold clasp. It comes complete with its original box and papers.