OMEGA REF. 145.0228 SPEEDMASTER "FROM THE MOON TO MARS" STEEL Omega, No. 77136411, Ref. ST 145.022 8. Made in the 2000s. Fine, water-resistant, stainless steel wristwatch with round button chronograph, 12-hour and 30-minute registers, black tachometer bezel and a stainless steel Omega link bracelet with deployant clasp. Case back engraved: "Speedmaster with logo, Flight-Qualified by NASA for all Manned Space Missions, from the Moon to Mars." Accompanied by a fitted box, warranty, instruction booklet and extra link. Three-body, solid, polished and brushed, lyre lugs, crown and pusher with integral guard, stainless steel bezel with inserted black tachometer ring graduated to 500 UPH. Matte black with painted luminous baton indexes, outer minute/ seconds and 1/5th seconds divisions, multi-color (from the moon to mars) sunk subsidiary dials for the seconds, 12-hour and 30-minute registers. Luminous white baton hands, luminous white chronograph hand. Cal. 861, rhodium-plated, 18 jewels, straight-line lever escapement, monometallic balance, shock absorber, self-compensating flat balance spring, index regulator. Notes Dial, case and movement signed. DIAM. 42 mm. THICKNESS 14 mm. Approx. overall length 190 plus one link.