{"product_id":"seattle-mariners-ken-griffey-jr-autographed-white-nike-jersey-size-xxl-beckett-bas-witness-stock-266285","title":"Seattle Mariners Ken Griffey Jr. Autographed White Nike Jersey Size XXL Beckett BAS Witness Stock #266285","description":"\u003cp\u003e\u003cstrong\u003eCollector-Grade autographed Seattle Mariners Nike jersey, signed by Ken Griffey Jr. and BAS Witness authenticated—premium MLB memorabilia for serious collectors.\u003c\/strong\u003e A 2016 Hall of Fame inductee, Griffey crushed 630 home runs, earned 13 All-Star selections, and won 10 Gold Gloves in center field. He captured the 1997 AL MVP and helped define Seattle baseball in the 1990s.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eCollector's Highlights:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAthlete:\u003c\/strong\u003e Ken Griffey Jr.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eItem:\u003c\/strong\u003e Seattle Mariners White Nike Jersey, Size XXL, hand-signed (Stock #266285)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAuthentication:\u003c\/strong\u003e Beckett Authentication Services (BAS) Witness hologram, tamper-proof\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eAuthenticated by Beckett under their Witness program—meaning a BAS representative observed the signing—this jersey comes with their tamper-proof hologram for verified authenticity and long-term collector confidence. A clean, display-ready Griffey piece from one of baseball’s most iconic swings.\u003c\/p\u003e","brand":"Mill Creek","offers":[{"title":"Default Title","offer_id":45826837217324,"sku":"266285","price":659.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0553\/6196\/2028\/files\/STOCK_7_17_26_2024__03733.jpg?v=1784589229","url":"https:\/\/www.pristinemarketplace.com\/products\/seattle-mariners-ken-griffey-jr-autographed-white-nike-jersey-size-xxl-beckett-bas-witness-stock-266285","provider":"Pristine Marketplace","version":"1.0","type":"link"}