Baseball's Greatest Closer & Unanimous Hall of Famer: Mariano Rivera Signed Official MLB Baseball
Celebrate the unmatched dominance, legendary postseason composure, and peerless cutter of the greatest relief pitcher in baseball history with this premier Mariano Rivera Autographed New York Yankees Official Major League Baseball. Hand-signed across the sweet spot in bold, high-contrast permanent marker by the legendary 5-time World Series champion and unanimous Hall of Fame inductee Mariano Rivera, this museum-grade collectible serves as the ultimate display centerpiece for any Yankee Stadium fan cave, executive office, or sports shrine.
Crafted as an Official Major League Baseball bearing the Commissioner's signature and premium red-stitch detailing, this display-ready sphere provides an extraordinary canvas for a pristine professional signature. To guarantee absolute market value and collector confidence, every autograph is certified 100% authentic by James Spence Authentication (JSA), featuring a tamper-evident serialized security hologram and matching Certificate of Authenticity backed by online database verification.
Ironclad JSA Authentication
To guarantee 100% lifetime market value, provenance, and absolute collector confidence, this hand-signed baseball carries trusted direct authentication from James Spence Authentication.
- Authentication Firm: James Spence Authentication (JSA)
- Certification Type: Serial-Numbered Tamper-Evident Security Hologram & Matching Certificate of Authenticity (Online Verification)
- Athlete / Personality: Mariano Rivera (New York Yankees Hall of Fame Closer)
- Item Specifications: Official Major League Baseball & Sweet-Spot Signature in Permanent Marker
- Sport / Theme: MLB Baseball / New York Yankees / Championship Era
- Authentication Deliverables: Serial-numbered tamper-evident JSA security hologram sticker affixed directly to the baseball, backed by official physical documentation and online database registration.
How to Verify Your Security Hologram & Certification
Your authentic Mariano Rivera autographed Official MLB baseball features direct verification backed by the official James Spence Authentication Database.
- Locate Security Serial Code: Find the unique alphanumeric certification number printed on the tamper-evident JSA hologram sticker on your baseball.
- Navigate to Verification Portal: Visit the official James Spence Authentication online lookup portal.
- Input Certification Code: Type your unique serial number into the online verification search tool.
- Review Verified Details: Instantly confirm the matching player record, item description, and official authentication history.
Risk-Free Shopping & Premium Protective Shipping
- Secure Protective Packaging: Your autographed baseball is sealed inside a protective acrylic cube, wrapped in multi-layer cushioning, and packed inside a reinforced shipping box to ensure pristine, collector-grade delivery. Standard ground shipping is completely free.
- Free 30-Day Returns: Shop with total confidence. If you are not completely satisfied with the item's condition or signature clarity upon arrival, return it within 30 days for a full refund—we cover all return shipping costs.
Product Specifications & Details
- Athlete: Mariano Rivera (#42)
- Team / Era: New York Yankees / Hall of Fame Era
- Item Type: Official Major League Baseball (Sweet-Spot Autograph Edition)
- Signature Ink: High-Contrast Permanent Marker
- Authentication: Serialized James Spence Authentication (JSA) Tamper-Evident Security Hologram & COA
- Condition: Brand-new / Mint collector condition, ideal for UV-protected display cases, desk stands, or ultimate New York Yankees fan cave showcases
