OMEGA’s launched its Planet Ocean line in 2005. This Seamaster Planet Ocean 600M Master Chronometer Chronograph pays homage to OMEGA’s dive watch heritage. Stainless steel case with a stainless steel bracelet. Uni-directional rotating stainless steel bezel with a blue ceramic top ring. Blue dial with luminous silver-tone hands and index hour markers. An Arabic numeral appears at the 12 o\'clock position. Minute markers around the outer rim. Luminescent hands and markers. Date display at the 6 o\'clock position. Two sub-dials displaying: 60 seconds, and 12 hours. Omega calibre 9900 automatic movement with a 60-hour power reserve. Domed scratch‑resistant sapphire crystal with anti‑reflective treatment on both sides. Screw down crown. Transparent case back. Case size: 45.5 mm. Case thickness: 18.87 mm. Deployment clasp with a double push button release. Functions: chronograph, date, hour, minute, second, co-axial escapement, Anti‑magnetic,chronometer.