Unified (three codes in one) [Jet Black Seamaster, Unruly Appearance] Omega Seamaster Series 300 Meter Jet Black Watch! 1. The bezel and dial are made of black zirconium oxide 1Zr021 ceramic. 2. The hollow hands and the dot at 12 o'clock are covered with Super-LumiNova luminous coating. 3. The beauty of the movement is clearly visible. Through the use of ripples The edge-designed sapphire glass case back allows you to admire the 8806 custom movement.,