Omega Seamaster Diver 300M Omega Co-Axial Master Chronometer Chronograph - 44 mm Steel And Yellow Gold Case - Blue Dial - Blue Rubber Strap - 210.22.44.51.03.001 BR-X2 The heart of this timepiece

The heart of this timepiece is powered by Quartz Caliber # 1202

nickel grey dial with “Grande Tapisserie” pattern

9-sided crown set with a sapphire

secured by an Ardillon buckle

skeleton dial

Omega Seamaster Diver 300M Omega Co-Axial Master Chronometer Chronograph - 44 mm Steel And Yellow Gold Case - Blue Dial - Blue Rubber Strap - 210.22.44.51.03.001 BR-X2 The heart of this timepiece44 mm steel and yellow gold case with anti magnetic protection and helium escape valve, transparent back, polished blue ceramic bezel, domed scratch resistant sapphire crystal with anti reflective treatment on both sides, blue dial with laser engraved waves and a date window at 6 oclock, Calibre Omega 9900 self winding co axial master chronometer movement with chronograph, small seconds, and date, approximately 60 hours of power reserve, blue rubber