1989 Perez-Steele Yogi Berra Auto HOF PSA 10 Gem Mint

1989 Perez-Steele Yogi Berra Auto HOF Yankees PSA 10 Gem Mint

Possibly unique. As of 1/16/18, there are only 20 CARDS graded 10 and only 3 AUTOS graded 10. It is unlikely that all 3 of the autos have 10 card grades as well. Most likely, there are 1-2 of these cards with the perfect 10/10 combination.