Important Collectors' Wristwatches, P...

New York, Jun 10, 2010

LOT 18

Omega Ref. 145.014 Speedmaster Mark II Omega, ?Speedmaster Professional, Mark II,? No. 31007131, Ref. ST 145.014. Made in 1970. Fine and rare, tonneau-shaped, water-resistant, stainless steel wristwatch with round-button chronograph, registers, tachometer and a stainless steel Omega link bracelet with deployant clasp. To be sold without reserve

C. Two-body, polished and brushed, screw-down case back with Speedmaster logo, hooded lugs, tachometer scale graduated to 500 UPH reverse-painted on the sapphire crystal. D. Black with painted luminous baton indexes, outer minute/ seconds and 1/5th seconds divisions, subsidiary dials for the constant seconds, the 30-minute and 12-hour registers. Luminous white baton hands, arrow hand for the chronograph function. M. Cal. 861, copper-colored, 17 jewels, straight-line lever escapement, monometallic balance, shock absorber, selfcompensating flat balance spring, micrometer regulator. Dial, case and movement signed. Dim. 41 x 45 mm. Thickness 15 mm. Approx. overall length 190 mm.