Omega Constellation Globemaster Co-Axial Master Chronometer Watch - 39 mm Steel And Yellow Gold Case - Yellow Gold Fluted Bezel - Silvery Dial - Brown Leather Strap - 130.23.39.21.02.001 Silvery blue dial with applied 18K

blue dial with applied 18K white gold stars

black rubber clad screw-locked crown

18-carat white gold pushpieces

cream silvery dial with silk-like pattern

Omega Constellation Globemaster Co-Axial Master Chronometer Watch - 39 mm Steel And Yellow Gold Case - Yellow Gold Fluted Bezel - Silvery Dial - Brown Leather Strap - 130.23.39.21.02.001 Silvery blue dial with applied 18K39 mm stainless steel and yellow gold case, transparent back, yellow gold crown, yellow gold fluted bezel, domed scratch resistant sapphire crystal with anti reflective treatment on both sides, opaline silvery dial with Pie Pan design, caliber 8900 self winding Co Axial master chronometer movement with date function, approximately 60 hours of power reserve, brown leather strap. Water resistant to 100 m (330 ft).