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AEDKen Griffey Jr. Signed Official Major League Baseball
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About Auction
LiveJul 20, 2026
Harrington’s is proud to present a Premier Baseball Memorabilia Auction on Monday, July 20, 2026 at 11:00 AM EST (Online Only), featuring an exceptional lineup of investment-grade collectibles tied to baseball’s most iconic figures. Highlights include game-used and signed bats, autographed baseballs, rare vintage baseball cards, and limited-edition signed photos and memorabilia from legends including Mickey Mantle, Babe Ruth, Joe DiMaggio, Willie Mays, Jackie Robinson, Hank Aaron, Sandy Koufax, Ken Griffey Jr, and many more. Harrington's Auctions nicole.c@harringtonsauctions.com
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- Lot Description
Ken Griffey Jr. Signed Official Major League Baseball - Upper Deck COA
Single-signed Official Major League Baseball autographed by Hall of Fame outfielder Ken Griffey Jr. Widely regarded as one of the most naturally gifted and electrifying players of the modern baseball era, Griffey remains among the hobby’s most collected contemporary legends.
The baseball features a clean silver-ink signature and is accompanied by Upper Deck authentication, one of the hobby’s most recognized and respected memorabilia authentication companies. The ball is housed in a protective display cube with “Ken Griffey 630” identification nameplate referencing Griffey’s career home run total.
Nicknamed “The Kid,” Griffey built a Hall of Fame career highlighted by 13 All-Star selections, 10 Gold Gloves, 630 home runs, and enduring popularity among collectors across multiple generations. His combination of power, defense, athleticism, and charisma made him one of the defining superstars of 1990s baseball.
Authentication & Provenance
Authenticated by Upper Deck Authenticated (UDA) with hologram sticker affixed to the baseball.
Condition
The baseball presents well overall with minimal visible toning and light handling/storage wear consistent with display. The silver-ink signature remains bold, clean, and highly displayable overall with strong contrast. Display cube exhibits expected minor surface wear from storage and handling. Please refer to photographs for complete condition details.
Details
Player: Ken Griffey Jr.
Item Type: Single-Signed Baseball
Baseball Type: Official Major League Baseball
Authentication: Upper Deck Authenticated (UDA) Hologram
Display Case: Included - Shipping Info
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1. Shipping is calculated based on location, weight and size of item (s). Insurance is included and is strongly recommended, if declined Harrington's Auctions will not be held liable for any damage that occurs once it leaves our facility.
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6. All items will be declared at their full and final sale value for customs purposes. We do not alter or reduce declared values. By Placing a bid, you acknowledge responsibility for any applicable taxes, duties or import fees.
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