Ken Griffey Jr.
MLB Hall of Fame outfielder, Seattle Mariners and Cincinnati Reds legend · Baseball - MLB
AI-generated identification · may be incorrectBefore you rely on this
This report was produced by an AI model from a photograph. It is not an authentication, a certificate of authenticity, or an appraisal. Verify important details with a qualified third-party authenticator before buying, selling, insuring, or valuing an autograph. Read the full disclaimer.
Era
Circa 1990s, peak career
Item Type
Official Major League Baseball signed on the sweet spot
Condition
Good condition with heavy toning, light fading, and surface dirt
Overall Assessment
This appears to be a vintage sweet-spot signature of a major baseball icon on a toned official league ball; the biggest strength is the desirable placement, while the primary concern is aging and wear, making professional authentication the essential next step.
AI Estimated Value
Not an official valuation$100 to $300 uncertified, potentially $400 to $800 if certified authentic by a major TPA
AI can make mistakes. This estimate is for general guidance only, not a professional appraisal. Actual value depends on authentication, condition, provenance, and market demand.
Get It Authenticated
PSA/DNA, JSA, or Beckett Authentication Services for around $30 to $50 plus shipping and a 2-4 week turnaround