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Inspired by the 4th generation Speedmaster worn on the moon Speedmaster heritage with the 3861 calibre movement 42mm 18K Canopus Gold™ case paired with a black leather strap Tachymeter and chronograph features OMEGA Master Chronometers are officially certified by METAS ICONIC HISTORY Famed as the first watch on the moon, the Speedmaster Professional was worn by Buzz Aldrin when he walked on the lunar surface in 1969. The Speedmaster Moonwatch Professional takes inspiration from the fourth-generation style that was worn by Apollo 11 astronauts during the first moon landing. It pays homage to this historic moment with a legendary chronograph inspired by the brand’s most iconic design. FLAWLESS PRECISION This 42mm watch features an asymmetrical, 18K Canopus Gold™ case, paired with a classic, black leather strap. Framed by an anodised, aluminium bezel ring, the sun-brushed, silvery step dial features a small seconds sub-dial, 30-minute and 12-hour recorders, along with a central chronograph hand. Confidently driven by the 3861 calibre movement and water resistant to 5 bar (50 metres), this timepiece delivers unrivalled precision on earth and beyond. Verified details include bracelet material of Calfskin, brand collections of Speedmaster, dial colour of Silver, diameter of 42mm, guarantee of Omega 5 Year Guarantee and movement of Automatic. Available colours: Silver.