Ken Griffey Jr. Signed 3x5 Index Card Seattle Mariners Beckett BAS

- Best for collectors seeking authenticated Ken Griffey Jr. memorabilia at a mid-range price point; signed index cards offer compact display and storage compared to larger items.
- Beckett Authentication is explicitly included, providing third-party verification of signature authenticity and reducing forgery risk for this category of autographed sports item.
- Seller has 110,613 feedback ratings at 99.9% positive over multiple years, indicating consistent transaction reliability and buyer satisfaction in sports collectibles.
- Shipping cost and handling time are listed on the eBay auction page; verify current rates before committing, as they are not provided in this summary.
- Item is a 3x5 index card signed by Ken Griffey Jr. with Beckett Authentication included; seller notes multiple copies may be available.
- Before purchase, confirm the specific Beckett certification number and grade (if assigned) by requesting a photo of the authentication label or checking the Beckett Online Grading Database to match this card's provenance.