Omega Speedmaster Professional Moonwatch Co-Axial Master Chronometer 42mm

Omega 310.63.42.50.02.001 Speedmaster Professional Moonwatch Co-Axial Master Chronometer 42mm.  The Omega watch showcases a luxurious brushed and polished 18kt Canopus (white) gold case with a polished Canopus gold crown and buttons. Its black anodized aluminum bezel, with a tachymeter scale and the notable 'dot over 90' (DON), frames a silver double-stepped dial finished with a fine sun-ray pattern. Polished Canopus gold hands with luminous fill and applied Canopus gold hour markers with luminous tips enhance legibility, while a small seconds sub-dial sits at 9 o'clock. The chronograph includes a large central seconds counter, a 30-minute counter at 3 o'clock, and a 12-hour counter at 6 o'clock. Powered by the Omega caliber 3861, the watch beats at 21,600 vph (3Hz), has 26 jewels, and offers a 50-hour power reserve. METAS certified as a Master Chronometer, it meets stringent standards for water resistance, precision, and magnetic resistance up to 15,000 gauss, thanks to its silicon balance spring and co-axial escapement.