This Omega is 41 mm stainless steel case, transparent back, screw-in crown, domed scratch-resistant sapphire crystal with anti-reflective treatment on both sides, silvery dial with a horizontal teak pattern, caliber 8900 self-winding Co-Axial master chronometer movement with date function, approximately 60 hours of power reserve, brushed and polished stainless steel bracelet. Water resistant to 150 m (500 ft).