Omega Gents Constellation Chronometer Watch - 38 mm Brushed Steel Case - Silver Diamond Dial - 123.10.38.21.52.001 Finish caliber 8520 self-winding movement with

caliber 8520 self-winding movement with chronometer and automatic winding in both directions to reduce winding time

mother-of-pearl diamond Roman VI dial

stainless steel Jubilee bracelet with rounded five-piece links

white mother of pearl dial

tachymeter engraved bezel

Omega Gents Constellation Chronometer Watch - 38 mm Brushed Steel Case - Silver Diamond Dial - 123.10.38.21.52.001 Finish caliber 8520 self-winding movement with38 mm brushed stainless steel case, transparent back, domed scratch resistant sapphire crystal with anti reflective treatment both sides, silver dial with diamond hour markers, self winding chronometer Omega 8500 movement with Co Axial Escapement, date, and seconds, approximately 60 hours of power reserve, stainless steel bracelet. Water resistant to 100 m.