Harrington's Premier Baseball Memorabilia Auction
Mon, Jul 20, 2026 11:00AM EDT
Lot 45
Ken Griffey Jr. & Ken Griffey Sr. Dual-Signed Official American League Baseball
Estimate: CAD$250 - CAD$400
Bid Increments
| Price | Bid Increment |
|---|---|
| CAD$0 | CAD$10 |
| CAD$200 | CAD$20 |
| CAD$320 | CAD$30 |
| CAD$380 | CAD$20 |
| CAD$420 | CAD$30 |
| CAD$480 | CAD$20 |
| CAD$500 | CAD$50 |
| CAD$1,000 | CAD$100 |
| CAD$2,000 | CAD$200 |
| CAD$3,200 | CAD$300 |
| CAD$3,800 | CAD$200 |
| CAD$4,200 | CAD$300 |
| CAD$4,800 | CAD$200 |
| CAD$5,000 | CAD$500 |
| CAD$10,000 | CAD$1,000 |
| CAD$20,000 | CAD$2,000 |
| CAD$32,000 | CAD$3,000 |
| CAD$38,000 | CAD$2,000 |
| CAD$42,000 | CAD$3,000 |
| CAD$48,000 | CAD$2,000 |
| CAD$50,000 | CAD$5,000 |
| CAD$100,000 | CAD$10,000 |
| CAD$200,000 | CAD$20,000 |
| CAD$320,000 | CAD$30,000 |
| CAD$380,000 | CAD$20,000 |
| CAD$420,000 | CAD$30,000 |
| CAD$480,000 | CAD$20,000 |
| CAD$500,000 | CAD$50,000 |
Ken Griffey Jr. & Ken Griffey Sr. Dual-Signed Official American League Baseball - The Score Board COA
Dual-signed Official American League baseball autographed by legendary father-and-son duo Ken Griffey Jr. & Ken Griffey Sr. The Griffeys remain one of the most iconic family pairings in Major League Baseball history, highlighted by their memorable tenure as teammates with the Seattle Mariners & their historic back-to-back home runs on September 14, 1990.
The baseball features blue-ink signatures from both Griffey Jr. & Griffey Sr. & is housed in a protective display cube with identification nameplate. Dual-signed Griffey family baseballs continue to generate strong collector interest due to the historic significance, rarity, & enduring popularity of both players across multiple generations of baseball fans.
Ken Griffey Jr. established himself as one of the defining superstars of the modern era, compiling 630 career home runs, 13 All-Star selections, & induction into the Baseball Hall of Fame in 2016. Ken Griffey Sr. enjoyed a standout Major League career of his own, winning two World Series championships as a key member of Cincinnati's famed Big Red Machine dynasty.
Authentication & Provenance
Accompanied by a The Score Board Certificate of Authenticity.
Condition
The baseball presents with light to moderate age toning & minor handling wear consistent with long-term storage & display. The signatures remain visible overall, though portions exhibit lighter contrast. Display cube shows expected surface wear from age & handling. Please refer to photographs for complete condition details.
Details
Players: Ken Griffey Jr. & Ken Griffey Sr.
Item Type: Dual-Signed Baseball
Baseball Type: Official American League Baseball
Authentication: The Score Board COA
Display Case: Included
Dual-signed Official American League baseball autographed by legendary father-and-son duo Ken Griffey Jr. & Ken Griffey Sr. The Griffeys remain one of the most iconic family pairings in Major League Baseball history, highlighted by their memorable tenure as teammates with the Seattle Mariners & their historic back-to-back home runs on September 14, 1990.
The baseball features blue-ink signatures from both Griffey Jr. & Griffey Sr. & is housed in a protective display cube with identification nameplate. Dual-signed Griffey family baseballs continue to generate strong collector interest due to the historic significance, rarity, & enduring popularity of both players across multiple generations of baseball fans.
Ken Griffey Jr. established himself as one of the defining superstars of the modern era, compiling 630 career home runs, 13 All-Star selections, & induction into the Baseball Hall of Fame in 2016. Ken Griffey Sr. enjoyed a standout Major League career of his own, winning two World Series championships as a key member of Cincinnati's famed Big Red Machine dynasty.
Authentication & Provenance
Accompanied by a The Score Board Certificate of Authenticity.
Condition
The baseball presents with light to moderate age toning & minor handling wear consistent with long-term storage & display. The signatures remain visible overall, though portions exhibit lighter contrast. Display cube shows expected surface wear from age & handling. Please refer to photographs for complete condition details.
Details
Players: Ken Griffey Jr. & Ken Griffey Sr.
Item Type: Dual-Signed Baseball
Baseball Type: Official American League Baseball
Authentication: The Score Board COA
Display Case: Included
Available payment options
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.
2. Shipping is done in house.
3.Items are shipped 10-20 business days after invoice is paid in full.
4. Tracking number will be provided once package is dispatched.
5. Items will only be shipped to name and address on invoice, please ensure your information is update. Please do not contact us after the auction asking for items to be shipped to another name or address.
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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