Ken Griffey Jr.
MLB Hall of Fame outfielder, Seattle Mariners and Cincinnati Reds · 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-2000s player era
Item Type
Official Major League Baseball, sweet spot signature
Condition
Very Good condition with minor ink feathering across the cowhide seams
Overall Assessment
This appears to be a modern baseball signed by a major superstar, featuring strong placement on the sweet spot but requiring physical review to confirm genuine hand-signed status before sale.
AI Estimated Value
Not an official valuation$100 to $300 unauthenticated, up to $500+ if certified by a top-tier 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 or JSA for standard authentication, costing roughly $50 to $100 with a few weeks turnaround