Omega Constellation Quartz - 25 mm Steel Case - Blue Glass Diamond Dial - 131.10.25.60.53.001 royal-oak-offshore domed scratch-resistant sapphire crystal with

domed scratch-resistant sapphire crystal with anti-reflective treatment both sides

yellow gold crown

Calibre 2943 hand-wound movement with hours

Water resistant to 20 m

Omega Constellation Quartz - 25 mm Steel Case - Blue Glass Diamond Dial - 131.10.25.60.53.001 royal-oak-offshore domed scratch-resistant sapphire crystal with25 mm steel case, bezel with engraved Roman numerals, domed scratch resistant sapphire crystal with anti reflective treatment on both sides, blue aventurine glass dial with diamond hour markers, Calibre Omega 4061 quartz movement, approximately 48 months of power reserve, steel bracelet. Water resistant to 30 metres (100 feet).