Stefon Diggs Autographed Buffalo Bills Close Up 16x20 FP Photo- Beckett W *Blue This is a Stefon Diggs of the Buffalo Bills hand autographed 16x20 photo. It has a Beckett Witnessed Authentication, which comes with a numbered sticker and a matching Certificate of Authenticity. You can view this item on the Beckett website, it shows when and where the item was signed. It was signed either at a public autograph appearance or a private signing. This is a stock photo of the item. Although you may not receive this exact item, the item you receive is virtually identical, brand new, and in great shape.