Omega Speedmaster Chronoscope Co-Axial Master Chronometer Chronograph

More about Speedmaster Chronoscope Co-Axial Master Chronometer Chronograph

This is a stainless-steel Omega Speedmaster Chronoscope Co-Axial Master Chronometer Chronograph 329.30.43.51.03.001. It includes a solid 316L stainless-steel case on an integral Omega three-link stainless-steel bracelet and scratch resistant sapphire crystals with anti-reflective treatment. It has a signed screw-down winding crown, "pushrod-style" chronometer push buttons, and there is a screw down exhibition sapphire display crystal case back engraved with "SPEEDMASTER – 50M/165FT," and a serial number and hallmarks underneath the lugs. The 43mm diameter solid barrel-shaped three-body case, bracelet, curved lugs, and flat blue anodized aluminum bezel ring with a silver tachymeter scale to 450 UPH, are polished/brushed. The dial is silver with applied blued Arabic numeral hour markers on a wide concentric circle guilloche ring and black baton hour indices surrounded by a raised tier perimeter flange with a black minute/second scale. It includes blued feuille "leaf" hour and minute hands and a blued center sweep second hand. It has twin recessed silver concentric circle guilloche subsidiary dials with black Arabic numerals and blued indicator hands including constant running small seconds register at 9 o'clock and a 12-hour chronograph totalizer is at the 3 o'clock position. Like the "Doctor's watches" of the 1940's, it includes three distinctive spiral blue telemeter/pulsometer/tachymeter timing scales. It's water resistant to 50 meters/167 feet, it has a 60-hour power reserve at full winding, and the 14mm thick case, dial, and movement are all signed. This Omega Speedmaster Chronoscope Co-Axial Master Chronometer Chronograph 329.30.43.51.02.001 has a manual winding Omega caliber 9908 master chronometer and column wheel Co-Axial movement. It's rhodium plated with Cotes de Geneve in Arabesque wave embellishment, t's anti-magnetic to 15000 gauss and it's constructed with an anti-shock system, twin barrels mounted in series, a Silicon balance spring, and the mechanism oscillates at a frequency of 28,800 vph (4Hz). The Omega Speedmaster Chronoscope Co-Axial Master Chronometer Chronograph 329.30.43.51.03.001 was introduced in 2022.

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