45.5 mm o-megasteel case, polished black ceramic bezel with diving scale in Liquidmetal, domed protuberant and scratch-resistant sapphire crystal with anti-reflective treatment on both sides, lacquered gradient blue dial transitions from blue to black, Omega 8912 self-winding chronometer movement, o-megasteel bracelet with OMEGA’s patented extendable foldover rack-and-pusher with complementary length adjustment. Water resistant to 6000 metres (20000 feet).