41.5 mm stainless steel case with anti-magnetic properties, transparent back with the official Winter Olympic Games PyeongChang South Korea 2018 logo, screw-in crown, domed scratch-resistant sapphire crystal with anti-reflective treatment on both sides, teak concept blue dial with the words PYEONGCHANG 2018 inscribed on the minute track such that 20 and 18 align with their exact minute indexes, caliber 8500 self-winding master co-axial chronometer movement with date window at 6 o'clock, approximately 60 hours of power reserve, stainless steel bracelet. Water resistant to 150 m (500 ft).
43.5 mm steel case with anti-magnetic protection and helium escape valve, transparent back, polished blue ceramic [ZrO2] dial and unidirectional bezel, domed scratch-resistant sapphire crystal with anti-reflective treatment on both sides, polished blue ceramic [zro2] dial and unidirectional bezel, Calibre Omega 8900 self-winding chronometer movement with date, approximately 60 hours of power reserve, blue rubber strap. Water resistant to 600 metres (2000 feet).