The Omega Speedmaster Professional Moonwatch features the Omega 1861 manual winding chronograph movement contained within a 42mm stainless steel case. The white dial features chronograph function with black subdials and is protected by Hesalite crystal. Also features a tachymeter display. The case back features a depiction of the Apollo 11 badge honoring the 35th anniversary of the mission. Limited edition number 3434 of 3500. This watch is in excellent condition and comes complete with original box and paperwork. Omega reference number 3569.31.00