The Omega Men’s Double Eagle Constellation Black Rubber Watch offers self-winding chronograph movement with column wheel mechanism and a co-axial escapement for greater precision, stability and durability of the movement. This chronograph timepiece sports a rugged, sporty design that features a black dial offset with white sub-dials at the 3, 6, and 9 o’clock markers, and luminous dials and hour markers. The black stainless steel bezel is engraved with white Roman numerals, and the durable wide rubber band offers comfort and performance in extreme conditions. The watch also features a domed, scratch-resistant sapphire crystal coated on the inside with anti-reflective treatment and a calendar window at the 6 o’clock. The automatic Constellation is water resistant to 330 feet.