Brushed black ceramic case with polished beveled corners. 18kt sedna (rose) gold crowns. Helium escape valve located on the case edge at the 10 o'clock position. Bezel: 18kt sedna gold bezel. Black ceramic inset bezel ring with relief diving scale. Luminous dot at the starting point. Dial: Black polished zirconium oxide ceramic dial, with [ZrO2] engraved on the dial directly below the center hands. Laser engraved wave design. Applied sedna gold hour markers with luminous fill. Fine printed minute/seconds track. Sedna gold skeletonized hour & minute hands. Sedna gold central seconds hand. Hands with luminous tips. Case back is oriented & aligned with the watch, thanks to Omega's patented NAIAD Lock system. Movement: Omega Master Co-Axial caliber 8806, beats at 25,200 vph, contains 35 jewels & has an approximate power reserve of 55 hours. METAS Certified Master-Chronometer: The assembled watch, with its COSC certified Chronometer movement, passes rigorous tests that replicate real-life conditions. The METAS certification tests water resistance, precision and magnetic resistance to 15,000 gauss. Anti-magnetic: resistant to magnetic fields greater than 15,000 gauss. Features Omegas Si14 silicon balance spring & Omegas Co-Axial Escapement. The rotor & visible bridges are decorated with a unique arabesque wave design finish. AKA: 21062442001001