Omega Ref. 311.33.42.50.01.001

OMEGA SPEEDMASTER 50TH ANNIVERSARY LIMITED EDITION STEEL Omega, "Speedmaster - 50th Anniversary," No. 1848/1957, case No. 78327829, Ref. 311.33.42.50.01.001. Made in a limited edition of 1957 pieces in 2007. Very fine, water-resistant, stainless steel Chronometer wristwatch with round-button chronograph, registers, co-axial escapement, black enamel dial, black bezel with tachometer graduation and a stainless steel Omega link bracelet with deployant clasp. Accompanied by a special wooden fitted box with a set of tools, Certificate, an Omega leather strap and booklets. Three-body, polished and brushed, lyre lugs, black tachometer bezel graduated to 500 UPH, screwed-down transparent case back engraved: "Speedmaster 50th Anniversary Limited Series Co-axial Chronometer," sapphire crystals. Black enamel with limited edition number 1848/1957 printed in the upper half, luminous and white painted baton indexes, outer minute/seconds and 1/5th seconds divisions, subsidiary dials for the seconds, the 12-hour and 30-minute registers. Luminous white baton hands. Cal. 3201, rhodium-plated, fausses cotes decoration, 29 jewels, co-axial escapement, free-sprung monometallic balance, shock absorber, self-compensating flat balance spring, hack mechanism. Notes Dial, case, and movement signed. DIAM. 42 mm. THICKNESS 13 mm. Approx overall length 155 mm.