Omega Speedmaster Racing Co-Axial Master Chronograph Watch - 44.25 mm Steel Case - Black Ceramic Bezel - Matt Black Dial - 329.30.44.51.01.002 D'un Fashioned in brilliant white gold

Fashioned in brilliant white gold with a 42mm case

calibre 59210 hand-wound movement with date display

Powered by the impeccable Caliber # 2450 Q6 with 27 Jewels

days indicated by a retrograde hand

automatic movement with moon phases display

Omega Speedmaster Racing Co-Axial Master Chronograph Watch - 44.25 mm Steel Case - Black Ceramic Bezel - Matt Black Dial - 329.30.44.51.01.002 D'un Fashioned in brilliant white gold44. 25 mm stainless steel case with antimagnetic design, transparent back, black ceramic bezel with tachymeter scale in orange wording and liquidmetal scale, domed scratch resistant sapphire crystal with anti reflective treatment on both sides, matt black dial with racing style minute track, caliber 9900 self winding Co Axial master chronometer movement with chronograph and date functions, approximately 60 hours of power reserve, stainless steel