Omega Constellation OMEGA Co-Axial Master Chronometer - 39 mm Steel And Yellow Gold Case - White Silvery Dial - Olive Leather Strap - 131.23.39.20.02.002 Stick 25 mm 18K Sedna gold

25 mm 18K Sedna gold case with antimagnetic design

Caliber Omega 2500 self winding movement with rhodium-plated finish

100% FACTORY ORIGINAL SET DIAMOND: DIAL & BEZEL

calibre 9300 self-winding chronograph movement with column wheel mechanism and co-axial escapement for greater precision stability and durability

while its round 40mm case size complements a variety of wrist sizes

Omega Constellation OMEGA Co-Axial Master Chronometer - 39 mm Steel And Yellow Gold Case - White Silvery Dial - Olive Leather Strap - 131.23.39.20.02.002 Stick 25 mm 18K Sedna gold39 mm steel and yellow gold case with anti magnetic protection, transparent back, bezel engraved with Roman numerals, domed scratch resistant sapphire crystal with anti reflective treatment on both sides, silk embossed white silvery dial with date at 6 oclock, Calibre Omega 8800 self winding co axial master chronometer movement with date, approximately 55 hours of power reserve, olive leather strap. Water resistant to 50 metres (167 feet).