Important Collectors' Wristwatches, P...

New York, Mar 05, 2009

LOT 190

Yellow Gold Triple Date Moon Phase Omega, ?Speedmaster Automatic,? case No. 54397875, Ref. BA 175.00.44. Made circa 1990. Fine, self-winding, 18K yellow gold wristwatch with round button chronograph, registers, tachometer, 24-hour indication, triple date and moon phases. Accompanied by a fitted box and instruction booklet.

C. Three-body, solid, polished and brushed, tachometer graduation on the bezel to 500 UPH, lyre lugs. D. Matte silver with applied yellow gold radial Roman numerals, subsidiary dials for the seconds, the 12-hour and 30-minute registers, the 24 hours, outer graduation for the days of the month, apertures for the days of the week, the months and the moon phases. Yellow gold and black baton hands. M. Cal. 1150, gilt brass, 17 jewels, straight-line lever escapement, monometallic balance, shock absorber, self-compensating flat balance spring. Dial, case and movement signed. Diam. 39 mm. Thickness 14 mm.