Omega Speedmaster a gentleman's stainless steel chronograph wrist watch the black dial with three subsidiary dials and signed Omega, Speedmaster, Professional, with black outer Tachymeter bezel, the rear of the case with the Speedmaster logo and engraved Flight-Qualified by NASA for all Manned Space Missions. The First Watch Worn on the Moon, the inside stamped with the Omega trademark and model number 145.022 71 ST, the calibre 861 movement numbered 31328780, diameter 40mm, with international guarantee dated 3/10/1973 from Ali Bin Ali, Jewellers of Doha, Qatar, with model number ST 145.022 and repeat of the movement number.
