{"product_id":"ken-griffey-jr-sr-autographed-official-al-baseball-seattle-mariners-beckett-bas-be16824","title":"Ken Griffey Jr. \u0026 Sr. Autographed Official AL Baseball Seattle Mariners Beckett BAS #BE16824","description":"\u003cp\u003e\u003cstrong\u003eCollector Grade, Beckett-authenticated autographed baseball—dual-signed by Ken Griffey Jr. \u0026amp; Ken Griffey Sr.—Seattle Mariners memorabilia.\u003c\/strong\u003e Hall of Famer Ken Griffey Jr., the 1997 AL MVP with 630 home runs and 13 All-Star selections, is a cornerstone of modern baseball history. Ken Griffey Sr., a 3-time All-Star and two-time World Series champion with Cincinnati’s Big Red Machine, joined his son in Seattle, where they became the only father–son duo to hit back-to-back homers (1990).\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\u003eAthletes:\u003c\/strong\u003e Ken Griffey Jr. \u0026amp; Ken Griffey Sr.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eItem:\u003c\/strong\u003e Official American League Baseball, dual-signed; visible toning present (see photos)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAuthentication:\u003c\/strong\u003e Beckett Authentication Services (BAS) tamper-proof hologram, Cert #BE16824\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eAuthenticated by Beckett (BAS), this verified authentic father–son signature combo carries long-term collector confidence and easy third-party verification. The natural toning noted adds vintage character without affecting the signatures’ appeal, making this a solid piece of Griffey family history for any serious baseball collection.\u003c\/p\u003e","brand":"Mill Creek","offers":[{"title":"Default Title","offer_id":45818455195692,"sku":"266715","price":299.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0553\/6196\/2028\/files\/OK_7_17_26_1209__31964.jpg?v=1784337943","url":"https:\/\/www.pristinemarketplace.com\/products\/ken-griffey-jr-sr-autographed-official-al-baseball-seattle-mariners-beckett-bas-be16824","provider":"Pristine Marketplace","version":"1.0","type":"link"}