Here's an attractive and well-preserved FIRST generation vintage Longines Conquest Automatic. Conquest Longines is the equivalent of a Constellation Omega. The unpolished case is original and in great condition—brand new crystal. The case dimension is 35mm across, excluding the crown by 42.3mm lug tip to lug tip. The case model is 9000-6. It will come with a brand new 18mm genuine leather strap. The dial is factory original and in well-aged condition. The recently serviced automatic movement is Longines caliber 19AS. Movement serial number is 9837506 dating this watch to 1956. Rare and well preserved vintage Longines similar to this are scarce in today's market. A must-have piece for a Longines Enthusiast. The wrist size in the photo measures 6 inches.