JOE MONTANA SIGNED 2015 Spectra Illustrious Legends PSA/DNA Gem Mint 10 HOF Auto. Fantastic looking signature of the Hall of Fame great Joe Montana. Signed on card, and the PSA/DNA grade for the auto is a GEM MINT 10. This would make a great addition to any auto, NFL, football, quarterback, hall of fame, 49ers, or Joe Montana collection.