Omega Speedmaster Professional Moonwatch Co-Axial Master Chronometer 42mm

Omega 310.63.42.50.01.001 Speedmaster Professional Moonwatch Co-Axial Master Chronometer 42mm.   This exquisite Omega watch features a 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'), emphasizing its sporty elegance. The matte black double-stepped dial showcases a step-up perimeter with stepped-down sub-dials, adorned with polished Sedna gold hands filled with luminous material for enhanced visibility. Applied Sedna gold index hour markers, also luminous, are accompanied by fine printed minute, second, and fraction of a second markers. A small continuous running seconds sub-dial is positioned at 9 o'clock, while chronograph functions include a large central seconds counter, a 30-minute counter at 3 o'clock, and a 12-hour counter at 6 o'clock. Powering this timepiece is the Omega caliber 3861, which beats at 21,600 vph (3Hz), contains 26 jewels, and boasts an approximate power reserve of 50 hours. As a METAS Certified Master-Chronometer, this watch has passed rigorous tests for water resistance, precision, and magnetic resistance, making it resistant to magnetic fields greater than 15,000 gauss. Additionally, it features a silicon balance spring and a co-axial escapement for enhanced performance and reliability.