Authentic Heuer Autavia Chronograph. Model 1163. Watch is running and keeping time. The watch does show wear appropriate with age. Scratches around case and bezel. The case is 42mm, the band is aftermarket. Examine all photos closely. Contact AAG for more detailed information if needed. AAG is not responsible for any errors or omissions to any lots. All sales are final and sold as is. In house shipping continental U.S. $25 plus insurance.