Important Modern and Vintage Timepieces

Hong Kong, Aug 25, 2012

LOT 44

OMEGA SPEEDMASTER MARK 4.5 STEEL Omega Speedmaster, Automatic, Ref. ST 176.0012. Made in the late 1970s. Fine and rare, self-winding, water-resistant, tonneaushaped, stainless steel wristwatch with day, date, round button chronograph, 12-hour register, central minute recorder, tachometer, the 24 hours with night/day indication, and a stainless steel Omega bracelet with deployant clasp. To be sold without reserve

C. Two-body, brushed, screw-down case back with the embossed Seamaster logo, hooded lugs, tachometer scale graduated to 500UPH reverse-painted on the sapphire crystal. D. Black with luminous baton indexes, inner Arabic fi ve minutes, outer minute/fi fth second scale, subsidiary dials for the seconds and the 12-hour register, the 24 hours with night/day indication by means of an arrow on a revolving disc, 60-minute register by means of a central white jet hand, apertures for the day and date. Luminouswhite baton hands. M. Cal. 1045, copper-colored, 17 jewels, straight line lever escapement, monometallic balance, shock absorber, selfcompensating fl at balance spring. Dial, case and movement signed. Dim. 42 x 45 mm. Thickness 15.5 mm. Approx length 160 mm.