CRJ-700 / American EagleCRJ 700 American Eagle airplane model. Bombardier's 70 seat Canadair CRJ 700 is the first significant development of its fast selling 50 seat Canadair Regional Jet series. Definition and development work on the Series 700 commenced in 1995 when Bombardier began consultation with a 15 member airline advisory panel on what the airlines wanted in a 70 seat class regional jet. Prior to its January 1997 formal launch the Series 700 was dubbed the CRJ X.