{"product_id":"ken-griffey-jr-autographed-1997-upper-deck-game-jersey-card-gj1-seattle-mariners-psa-7-auto-grade-mint-9-psa-dna-173976511","title":"Ken Griffey Jr. Autographed 1997 Upper Deck Game Jersey Card #GJ1 Seattle Mariners PSA 7 Auto Grade Mint 9 PSA\/DNA #173976511","description":"\u003cp\u003e\u003cstrong\u003eCollector Grade, PSA\/DNA certified autographed memorabilia\u003c\/strong\u003e — Ken Griffey Jr. signed 1997 Upper Deck Game Jersey Card #GJ1 (Seattle Mariners), graded PSA 7 with a Mint 9 autograph. From Upper Deck’s landmark 1997 Game Jersey insert—the hobby’s first jersey relic set—this GJ1 card marks a key era in modern collecting. A 2016 Hall of Fame inductee and the 1997 AL MVP with 630 career home runs, Griffey is one of baseball’s most collected stars.\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 1997 Upper Deck Game Jersey Card #GJ1, Seattle Mariners — PSA 7 (Auto Grade Mint 9)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAuthentication:\u003c\/strong\u003e PSA\/DNA (Cert #173976511); PSA-encapsulated, tamper-evident holder\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eCertified by PSA\/DNA and secured in an official PSA holder, this signed Griffey jersey-insert card offers verified authenticity and long-term collectability. A strong piece of Mariners history tied to Griffey’s MVP peak, ready for serious collectors building an elite Griffey or 1990s relic portfolio.\u003c\/p\u003e","brand":"Mill Creek","offers":[{"title":"Default Title","offer_id":46184361394220,"sku":"267973","price":12599.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0553\/6196\/2028\/files\/OK_9_16_26_1016__89152.jpg?v=1789603934","url":"https:\/\/www.pristinemarketplace.com\/products\/ken-griffey-jr-autographed-1997-upper-deck-game-jersey-card-gj1-seattle-mariners-psa-7-auto-grade-mint-9-psa-dna-173976511","provider":"Pristine Marketplace","version":"1.0","type":"link"}