Omega Speedmaster Racing Co-Axial Master Chronograph Watch - 44.25 mm Steel Case - Black Ceramic Bezel - Sun Brushed Grey Dial - 329.30.44.51.06.001 300 which is the same material

which is the same material used for the hands

champagne Jubilee dial

sapphire back

screw-down crown and push buttons with Triplock triple waterproofness

11 brilliant-cut diamonds and blued steel sword-shaped hands

Omega Speedmaster Racing Co-Axial Master Chronograph Watch - 44.25 mm Steel Case - Black Ceramic Bezel - Sun Brushed Grey Dial - 329.30.44.51.06.001 300 which is the same material44. 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, sun brushed grey 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