{"product_id":"mariano-rivera-autographed-new-york-yankees-official-major-league-baseball-jsa-authenticated","title":"Mariano Rivera Autographed New York Yankees Official Major League Baseball - JSA Authenticated","description":"\u003carticle class=\"product-description\"\u003e\n\u003cheader class=\"product-description__header\"\u003e\u003c\/header\u003e\n\u003csection class=\"product-description__story\"\u003e\n\u003ch2\u003eBaseball's Greatest Closer \u0026amp; Unanimous Hall of Famer: Mariano Rivera Signed Official MLB Baseball\u003c\/h2\u003e\n\u003cp\u003eCelebrate the unmatched dominance, legendary postseason composure, and peerless cutter of the greatest relief pitcher in baseball history with this premier \u003cstrong\u003eMariano Rivera Autographed New York Yankees Official Major League Baseball\u003c\/strong\u003e. 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 \u003cspan\u003eMariano Rivera\u003c\/span\u003e, this museum-grade collectible serves as the ultimate display centerpiece for any Yankee Stadium fan cave, executive office, or sports shrine.\u003c\/p\u003e\n\u003cp\u003eCrafted as an \u003cspan\u003eOfficial Major League Baseball\u003c\/span\u003e 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 \u003cstrong\u003eJames Spence Authentication (JSA)\u003c\/strong\u003e, featuring a tamper-evident serialized security hologram and matching Certificate of Authenticity backed by online database verification.\u003c\/p\u003e\n\u003c\/section\u003e\n\n\u003csection class=\"product-description__auth-details\"\u003e\n\u003ch2\u003eIronclad JSA Authentication\u003c\/h2\u003e\n\u003cp\u003eTo guarantee 100% lifetime market value, provenance, and absolute collector confidence, this hand-signed baseball carries trusted direct authentication from \u003cspan\u003eJames Spence Authentication\u003c\/span\u003e.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAuthentication Firm:\u003c\/strong\u003e James Spence Authentication (JSA)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCertification Type:\u003c\/strong\u003e Serial-Numbered Tamper-Evident Security Hologram \u0026amp; Matching Certificate of Authenticity (Online Verification)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAthlete \/ Personality:\u003c\/strong\u003e Mariano Rivera (New York Yankees Hall of Fame Closer)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eItem Specifications:\u003c\/strong\u003e Official Major League Baseball \u0026amp; Sweet-Spot Signature in Permanent Marker\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSport \/ Theme:\u003c\/strong\u003e MLB Baseball \/ New York Yankees \/ Championship Era\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAuthentication Deliverables:\u003c\/strong\u003e Serial-numbered tamper-evident JSA security hologram sticker affixed directly to the baseball, backed by official physical documentation and online database registration.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\n\u003csection class=\"product-description__verification\"\u003e\n\u003cdetails class=\"auth-verify\"\u003e\n\u003csummary class=\"auth-verify__summary\"\u003e\u003cspan class=\"auth-verify__chevron\" aria-hidden=\"true\"\u003e▸\u003c\/span\u003e \u003cspan class=\"auth-verify__title\"\u003eHow to Verify Your Security Hologram \u0026amp; Certification\u003c\/span\u003e\u003c\/summary\u003e\n\u003cdiv class=\"auth-verify__body\"\u003e\n\u003cp class=\"auth-verify__lead\"\u003eYour authentic Mariano Rivera autographed Official MLB baseball features direct verification backed by the official \u003cstrong\u003eJames Spence Authentication Database\u003c\/strong\u003e.\u003c\/p\u003e\n\u003col class=\"auth-verify__steps\"\u003e\n\u003cli\u003e\n\u003cstrong\u003eLocate Security Serial Code:\u003c\/strong\u003e Find the unique alphanumeric certification number printed on the tamper-evident JSA hologram sticker on your baseball.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNavigate to Verification Portal:\u003c\/strong\u003e Visit the official James Spence Authentication online lookup portal.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInput Certification Code:\u003c\/strong\u003e Type your unique serial number into the online verification search tool.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReview Verified Details:\u003c\/strong\u003e Instantly confirm the matching player record, item description, and official authentication history.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp class=\"auth-verify__footer\"\u003eFor additional details regarding UV-protected baseball display cubes or insured shipping, please contact our support team at \u003ca href=\"mailto:orders@gamedaysportsmemorabilia.com\"\u003eorders@gamedaysportsmemorabilia.com\u003c\/a\u003e or call 844-747-1658. We back every purchase with our \u003cstrong\u003eLifetime Authenticity Guarantee\u003c\/strong\u003e: if this item ever fails professional third-party authentication, we will issue a 100% full refund of your purchase price.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003c\/section\u003e\n\n\u003csection class=\"product-description__shipping-policy\"\u003e\n\u003ch2\u003eRisk-Free Shopping \u0026amp; Premium Protective Shipping\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSecure Protective Packaging:\u003c\/strong\u003e 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.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFree 30-Day Returns:\u003c\/strong\u003e 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.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\n\u003csection class=\"product-description__specs\"\u003e\n\u003ch2\u003eProduct Specifications \u0026amp; Details\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAthlete:\u003c\/strong\u003e Mariano Rivera (#42)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTeam \/ Era:\u003c\/strong\u003e New York Yankees \/ Hall of Fame Era\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eItem Type:\u003c\/strong\u003e Official Major League Baseball (Sweet-Spot Autograph Edition)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSignature Ink:\u003c\/strong\u003e High-Contrast Permanent Marker\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAuthentication:\u003c\/strong\u003e Serialized James Spence Authentication (JSA) Tamper-Evident Security Hologram \u0026amp; COA\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCondition:\u003c\/strong\u003e Brand-new \/ Mint collector condition, ideal for UV-protected display cases, desk stands, or ultimate New York Yankees fan cave showcases\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c\/article\u003e","brand":"vendor-unknown","offers":[{"title":"Default Title","offer_id":55643512275243,"sku":"267870","price":249.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0983\/6124\/5995\/files\/STOCK_9_14_26_1157__15923.webp?v=1789753334","url":"https:\/\/gamedaysportsmemorabilia.com\/products\/mariano-rivera-autographed-new-york-yankees-official-major-league-baseball-jsa-authenticated","provider":"Gameday Sports \u0026 Memorabilia","version":"1.0","type":"link"}