{"product_id":"ken-griffey-jr-autographed-1989-upper-deck-rookie-card-1-seattle-mariners-beckett-bas-19211297","title":"Ken Griffey Jr. Autographed 1989 Upper Deck Rookie Card #1 Seattle Mariners Beckett BAS #19211297","description":"\u003cp\u003e\u003cstrong\u003eCollector Grade, Authenticated Ken Griffey Jr. autographed 1989 Upper Deck Rookie Card #1—signed and classic Mariners memorabilia—certified by Beckett BAS (BAS #19211297)\u003c\/strong\u003e Griffey is a 13-time All-Star and the 1997 AL MVP with 630 career home runs and 10 Gold Gloves patrolling center field. He was inducted into the National Baseball Hall of Fame in 2016 with a then-record 99.3% of the vote, which keeps his 1989 Upper Deck rookie among the hobby’s most recognizable cards.\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. (Seattle Mariners)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eItem:\u003c\/strong\u003e 1989 Upper Deck Rookie Card #1, hand-signed; encapsulated in Beckett’s tamper-proof holder\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAuthentication:\u003c\/strong\u003e Beckett Authentication Services (BAS) — Certification #19211297\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eBacked by Beckett BAS and sealed in their holder, this verified authentic Griffey rookie autograph offers trusted legitimacy and long-term collectability. For Mariners fans and serious card collectors, it’s a cornerstone piece tied to one of baseball’s most electric Hall of Famers.\u003c\/p\u003e","brand":"Mill Creek","offers":[{"title":"Default Title","offer_id":45597575708716,"sku":"257728","price":839.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0553\/6196\/2028\/files\/OK_1_15_26_1356__74116.jpg?v=1780527177","url":"https:\/\/www.pristinemarketplace.com\/products\/ken-griffey-jr-autographed-1989-upper-deck-rookie-card-1-seattle-mariners-beckett-bas-19211297","provider":"Pristine Marketplace","version":"1.0","type":"link"}