Omega Seamaster Aquaterra Co-Axial Watch (184.108.40.206.03.002). Caliber 8900 Automatic Co-Axial Master Chronometer movement with blue central seconds hands and date window at 6 o`clock position. Blue dial with index hour markers. Fixed steel bezel set on a 41 mm stainless steel case. Sapphire crystal on top and exhibition case back. Water resistant to 150M. Stainless steel bracelet.