39.7 mm steel case with anti-magnetic protection, bezel ring is presented in black aluminium and includes the legendary tachymeter scale with an emblematic “Dot Over Ninety”, hesalite-like form scratch-resistant sapphire crystal with anti-reflective treatment inside, grey-blue dial, Omega 3861 manual-winding chronometer movement, approximately 50 hours of power reserve, flat links bracelet with OMEGA’s patented comfort release adjustment system. Water resistant to 50 metres (167 feet).
39.7 mm steel case with anti-magnetic protection, bezel ring is presented in black aluminium and includes the legendary tachymeter scale with an emblematic “Dot Over Ninety”, hesalite-like form scratch-resistant sapphire crystal with anti-reflective treatment inside, grey-blue dial, Omega 3861 manual-winding chronometer movement, approximately 50 hours of power reserve, brown leather strap with a stainless steel buckle. Water resistant to 50 metres (167 feet).
42 mm steel case, blue ceramic [ZrO2] bezel ring, domed scratch-resistant sapphire crystal with anti-reflective treatment on both sides, silver dial with blue PVD angle-shaped hour markers and hands, Calibre 3861 manual-winding chronometer movement with chronograph and small seconds. Water resistant to 50 metres (167 feet).