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, active career or post-career
Item Type
Official league baseball signed on the sweet spot
Condition
Very Good condition with minor toning and light surface dirt on the leather
Overall Assessment
A highly desirable sweet-spot baseball with smooth flow, though formal authentication is required to maximize its market value.
AI Estimated Value
Not an official valuation$150 - $300 unauthenticated, up to $500+ with full third-party letter of authenticity
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; expect $50-$100 and a 2-4 week turnaround