This Omega is 45.5 mm black ceramic case with helium escape valve, unidirectional rotating bezel with an OMEGA LiquidMetal™ diving scale that uses blue and red rubber - the colours of the New Zealand flag - for the first 10 minutes, domed scratch-resistant sapphire crystal anti-reflective treatment on both sides, vertically-brushed black ceramic dial sports 18K white gold indexes and a GMT ring with day/night display, Caliber Omega 8906 self winding movement with co-axial escapement, 24 hours gmt, chronometer, date, regatta timing, approximately 60 hours of power reserve, black structured rubber strap. Water resistant to 60 bar (600 metres / 2000 feet).