Omega Speedmaster Racing Master Chronometer Chronograph Ref. 329.33.44.51.04.001
Polished and satin-finished stainless steel case, 44.25 mm diameter, stainless steel bezel with black ceramic inlay and tachymeter scale, black leather strap with safety folding clasp, white sunburst dial with applied luminous hour markers, luminous hands, automatic movement, Omega caliber 9900 with Co-Axial escapement, 54 jewels, 28,800 A/h, approximately 60-hour power reserve, date display, Master Chronometer, scratch-resistant sapphire crystal with double anti-reflective coating, screw-down stainless steel case back, engraved with sapphire crystal, water-resistant to 5 bar.