Pirates Konnor Griffin Authentic Signed Oml Baseball Autographed BAS

Collector Grade, Beckett-authenticated autographed and signed memorabilia: Official MLB (OML) baseball signed by Pittsburgh Pirates prospect Konnor Griffin. Griffin is an emerging talent with big-league upside, drawing national attention early in his career. Early-career signatures like this are popular with collectors tracking the next wave in Pittsburgh.

Collector's Highlights:

• Athlete: Konnor Griffin
• Item: Official Major League (OML) Baseball, hand-signed
• Authentication: Beckett Authentication Services (BAS) – affixed QR-coded sticker

Authenticated by Beckett Authentication Services, this baseball includes an affixed BAS sticker with a scannable QR code for on-the-spot verification, supporting long-term collectability and market confidence. Note: We have multiple baseballs from the same signing; signature placement and ink strength may vary slightly, making each piece unique.