Omega Speedmaster Racing Co-Axial Master Chronograph Watch - 44.25 mm Steel Case - Sedna Gold Bezel - Matt Grey Dial - Grey Leather Strap - 329.23.44.51.06.001 Z-33 pink gold-toned Arabic numerals with

pink gold-toned Arabic numerals with beige luminescent coating

75 mm thick

sapphire back

42mm 18K pink gold case

Omega Speedmaster Racing Co-Axial Master Chronograph Watch - 44.25 mm Steel Case - Sedna Gold Bezel - Matt Grey Dial - Grey Leather Strap - 329.23.44.51.06.001 Z-33 pink gold-toned Arabic numerals with44. 25 mm stainless steel case with antimagnetic design, transparent back, 18K Sedna gold bezel with silicon nitride ring and tachymeter scale in Ceragold, domed scratch resistant sapphire crystal with anti reflective treatment on both sides, matt 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, grey leather strap.