27 mm brushed stainless steel case, transparent back, diamond bezel, domed scratch-resistant sapphire crystal with anti-reflective treatment both sides, blue dial with applied 18K white gold stars, self-winding chronometer Omega 8520 movement with Co-Axial Escapement, date, and seconds, approximately 50 hours of power reserve, stainless steel bracelet. Water resistant to 100 m.