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 Titanium has a Titanium 39 mm

has a Titanium 39 mm Case with Screw Down Crown and a Titanium

Brand Audemars Piguet Series Royal Oak Offshore Grande Complication Model Number 26571TI

date by hand

Clasp Nautilus fold-over clasp Water Resistance 60 Meters (180 Feet) Gender Men's

self-winding chronometer Omega 8400 movement with Co-Axial Escapement

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 Titanium has a Titanium 39 mm44. 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