Omega Speedmaster Professional Moonwatch Co-Axial Master Chronometer 42mm

Omega 310.60.42.50.01.001 Speedmaster Professional Moonwatch Co-Axial Master Chronometer 42mm.  This Omega watch features a stunning brushed and polished 18kt Sedna gold case, complemented by a polished Sedna gold crown and buttons. The black anodized aluminum bezel ring includes a tachymeter scale and the iconic dot over 90 ('DON'). The matte black double-stepped dial showcases a raised perimeter and lowered sub-dials, adorned with polished Sedna gold hands that have luminous fill, and applied Sedna gold index hour markers with luminous tips. Fine printed minute, seconds, and fractions of a second markers enhance the dial's clarity, alongside a small continuous running seconds sub-dial at 9 o'clock. The chronograph functions include a large central seconds hand counter, a 30-minute counter at 3 o'clock, and a 12-hour counter at 6 o'clock. Powered by the Omega caliber 3861, this movement beats at 21,600 vph, contains 26 jewels, and offers an approximate power reserve of 50 hours. The watch is METAS Certified Master-Chronometer, passing rigorous tests for water resistance, precision, and magnetic resistance, withstanding magnetic fields greater than 15,000 gauss, and features a silicon balance spring and co-axial escapement for enhanced performance and reliability.