Size:Mens Case Material:18kt Rose Gold Dial Color:Grey Bracelet/Strap:18kt Rose Gold Brushed Clasp Type:Push Button Foldover Clasp Movement:Automatic Chronograph Screw Down Crown:Yes Bezel:Bi-Directional Rotating Crystal:Anti-Reflective Scratch Resistant Sapphire Case Back:Transparent Water Resistant:150m/500m Case Diameter:44mm Warranty: 2 Year Omega 231.50.44.52.06.001 Complete Details: This watch features: •Brushed/satin finished 18kt rose gold case with polished beveled edges. •Brushed/satin finished rose gold bracelet with polished finished edges. •Teak-grey dial with linear textured design & solid black sub-dials. •Applied polished gold-toned hour markers and hands. •Hours, minutes, chronograph seconds hands & index hour markers with luminescent fill. •GMT/2nd Time zone: ◦Dark Grey PVD coated rose gold bezel with 24 hour graded markings. ◦Red arrow-head hand points to desired GMT timezone. This hands makes one rotation in 24 hours. ◦The addition time is indicated in a 24 hour mode to eliminate confusion between am/pm at the desired time-zone. •Chronograph/Stop-watch complication: ◦Large central seconds counter. ◦30 minute counter sub-dial at the 3 o'clock position. ◦12 hour counter sub-dial located at the 6 o'clock position. •Date window displayed between the 4 & 5 o'clock position. •Small seconds sub-dial located at the 9 o'clock position. •Omega COSC Certified caliber 3603, beats at 28,800, contains 37 jewels & has an impressive power reserve of approximately 55 hours. Last but not least this movement integrates the now standard Co-Axial Escapement which contributes to greater precision, stability and durability & reduces the necessity of lubrication thus reducing the time required between servicing. Featured Complications: Chronograph | GMT Time Zone This watch is also known as 23150445206001