Whaddaya know, another GA (Global Authentics, Steve Sipe) certified FORGERY. This listed by eBay seller smcomstore who does have tons of authentic items, unfortunately they sell items with the "new and improved" eBay preferred GLOBAL AUTHENTICS "coa" which as we all know certs obvious forgeries.

This is a forgery: 

http://www.ebay.com/itm/Framed-Don-Mattingly-Autographed-Photo-11x1...