OM52  Omega Speedmaster X-33. Reference 39.91.50.06. Watch measures a good 42mm and is made from titanium. Omega high precision quartz movement caliber 1666. Sapphire crystal on the front and a closed case back. Waterproof 3ATM or 30 meters. Functions are hours, minutes, seconds, day, date, week, month, year, chronograph, alarm, mission elapsed time and mission elapsed alarm. This watch is fitted with the full length original titanium bracelet with integrated folding clasp. Naturally this watch is complete with the original box and papers dated November 2003. Please be aware that this watch was fully serviced by Omega via Watchbox with warranty until January 2024. Service papers are included as is the certificate and hang tag from Watchbox. There is some writing in ink on the outer box. A super collectors set very complete and please be aware that this watch has the rare case back with the NASA engravings!