Mariano Rivera, Andy Pettitte, and Derek Jeter
The 'Core Four' of the New York Yankees Hall of Fame era · Baseball - MLB
New York Yankees

Era
Retired era - circa 2013-present
Item Type
Multi-signed matted photo display
Condition
Near Mint; signatures appear crisp with bold contrast against the black background; matting and plaque show no visible wear.
Rarity
Moderate; while these players signed many items, a matching triple-signed limited edition display from this specific historical moment is highly sought after.
Overall Assessment
A high-quality, professionally produced collectible that captures a pivotal moment in sports history with three of the most iconic names in baseball.
Authenticity Assessment
Likely authentic; consistent with Steiner Sports or Fanatics authentic memorabilia. Confidence: High.
Signature Style
Cursive professional signatures on individual cut cards; Rivera (left) is clear and loopy, Pettitte (center) is more angular, Jeter (right) is a stylized scrawl.
Signature Characteristics
Rivera: Distinctive 'M' and large 'R'; Pettitte: Sharp 'A' and 'P' with quick trail off; Jeter: recognizable 'D' hook and 'J' crossover loop.
Ink & Medium
Silver paint pen or silver metallic marker on black cardstock window cuts.
Item Description
Limited edition matted display featuring a central photo of Rivera, Pettitte, and Jeter during 'The Last Pitch' at old Yankee Stadium (Sept 21, 2008), with three individual signature cuts and a descriptive plaque. Numbered 9 of 420.
Estimated Value
$1,200 - $1,800 USD
Comparison to Known Examples
Signatures match the high-volume 'sit-down' signing styles used by these players for major memorabilia companies in the late 2010s.
Authentication Tips
Look for a Steiner Sports, Fanatics, or MLB Hologram on the back of the frame or the signatures themselves, as these companies produced the majority of these 'Core Four' multi-signed items.
Certification Recommendation
PSA/DNA or JSA (James Spence Authentication)
Red Flags
No significant red flags observed; the numbering and professional matting are consistent with licensed high-end collectibles.
Provenance Notes
Check for a Certificate of Authenticity (COA) from Steiner Sports, as they held the exclusive rights for most Yankees memorabilia during this era.
Historical Context
Commemorates the final game played at the original Yankee Stadium in 2008, specifically the transition of the game ball between the three icons.
Market Trends
Stable to Appreciating; Yankees 'Core Four' items are blue-chip investments in the baseball market.
Investment Potential
Excellent; these three players are cornerstones of Yankees history and their combined value remains high.
Similar Autographs
Signed baseballs by the Core Four (including Jorge Posada), or single-signed 3,000 hit/600 save milestones.
Display & Preservation
Keep out of direct sunlight to prevent silver ink fading; avoid high humidity to prevent matting ripples.
Interesting Facts
Mariano Rivera became the first-ever unanimous Hall of Fame inductee; Jeter and Rivera signatures are among the most forged in the world, making certified displays like this very valuable.