{"product_id":"ken-griffey-jr-signed-1989-upper-deck-rc-1-bas-encapsulated-mariners","title":"Ken Griffey Jr. Signed 1989 Upper Deck RC #1 BAS Encapsulated Mariners!","description":"\u003cp\u003eAdd the most iconic baseball card of the modern collecting era — \nhand-signed by the player it predicted — to your collection with this \n\u003cstrong\u003eKen Griffey Jr. Autographed 1989 Upper Deck Rookie Card #1 \n— Beckett Authentication Services (BAS) Encapsulated\u003c\/strong\u003e. \nIn 1989, Upper Deck printed a card and assigned it the number one \nposition in the inaugural set of a product \nthat would change the hobby permanently. \nThe player on that card was a 19-year-old \nmaking his major league debut with the Seattle Mariners — \nnot yet a Gold Glove winner, not yet an All-Star, \nnot yet the 1997 American League Most Valuable Player, \nnot yet the holder of 630 career home runs, \nnot yet the man who would receive 437 of 440 votes \nfrom the Baseball Writers' Association of America \nand set a new record for the highest Hall of Fame \nvote percentage in history. \n\u003cstrong\u003eThe 1989 Upper Deck Rookie Card #1 is that prediction — \nthe piece from before all of it, \nfrom the year the hobby's most consequential set \nchose Ken Griffey Jr. as its first card \nand was proved correct by everything that followed.\u003c\/strong\u003e \nThe signed version of that card, \nencapsulated in a tamper-proof BAS holder, \nis the most specific available intersection \nof the hobby's most significant individual card \nand the most significant autograph \nthat card could carry — \ncertified authentic by Beckett Authentication Services \ninside a sealed, tamper-proof encapsulation \nthat preserves both the card and its authenticity \nin a single permanent format.\u003c\/p\u003e\n\n\u003cp\u003eThis \u003cstrong\u003e1989 Upper Deck Rookie Card #1\u003c\/strong\u003e \nhas been \u003cstrong\u003ehand-signed by Ken Griffey Jr.\u003c\/strong\u003e \nand is \u003cstrong\u003eencapsulated in a tamper-proof BAS holder\u003c\/strong\u003e \nby Beckett Authentication Services, \ncertifying the autograph as authentic. \nThe card and signature are sealed together \nin a rigid, tamper-evident case verifiable \nthrough Beckett's official authentication services.\u003c\/p\u003e\n\n\u003ch2\u003eProduct Highlights\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eHand-signed by \u003cstrong\u003eKen Griffey Jr.\u003c\/strong\u003e — \n630 career home runs; 10 Gold Gloves; 13 All-Star selections; \n1997 AL MVP; **99.32% Hall of Fame vote** \n(437 of 440 — highest percentage in HOF history at time of induction)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1989 Upper Deck Rookie Card #1\u003c\/strong\u003e — \nthe most iconic baseball card of the modern collecting era; \nCard #1 in the inaugural Upper Deck set; \nthe card that defined the premium card market of its era\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBAS Encapsulated\u003c\/strong\u003e — \nboth the card and the autograph are preserved \nin a tamper-proof, rigid BAS holder; \nauthentication and card preservation in a single sealed format\u003c\/li\u003e\n\u003cli\u003eThe \u003cstrong\u003e1989 Upper Deck set's historic credentials\u003c\/strong\u003e: \nfirst UV-coated stock, first full-bleed photography, \nfirst pack hologram in baseball card history — \nGriffey's card was assigned #1 in the inaugural set\u003c\/li\u003e\n\u003cli\u003eThe card predates every individual career credential: \nprinted before Griffey's first Gold Glove, \nfirst All-Star appearance, first home run title, \nand 27 seasons before his Hall of Fame induction\u003c\/li\u003e\n\u003cli\u003eOne of the most actively traded cards in the modern hobby — \nthe unsigned 1989 Upper Deck Griffey #1 remains \na benchmark card in graded card markets \nmore than three decades after its printing\u003c\/li\u003e\n\u003cli\u003eBacked by our \u003cstrong\u003eLifetime Authenticity Guarantee\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eThe Card as Prediction\u003c\/h2\u003e\n\u003cp\u003eA baseball card printed in 1989 cannot know \nwhat the player on it will become. \nIt captures a moment — a photograph, a name, \na roster position, a uniform number — \nand the hobby assigns it value based on \nwhat the player eventually produces. \nMost rookie cards depreciate. \nMost predictions are wrong. \n\u003cstrong\u003eThe 1989 Upper Deck Rookie Card #1 \nis among the most thoroughly validated predictions \nin the history of the hobby: \nthe player on the card produced 630 home runs, \n10 consecutive Gold Gloves, 13 All-Star selections, \none American League MVP award (1997), \nand a Hall of Fame vote percentage of 99.32% — \n437 of 440 ballots cast, \nthe highest percentage in baseball history \nat the time of his induction.\u003c\/strong\u003e \nWhen Upper Deck printed that card in 1989, \nGriffey was 19 years old and had played \nin fewer than 20 major league games. \nHe had not yet hit his first home run in a full season. \nHe had not yet appeared in an All-Star Game. \nHe had not yet won a Gold Glove. \nThe career those credentials represent — \nthe one the card was printed before, \nthe one that made the card important — \nis what the signed version of the 1989 Upper Deck #1 \nspecifically documents: \nthe autograph of the player \nwho made the hobby's most famous prediction \nthe hobby's most justified one.\u003c\/p\u003e\n\n\u003ch2\u003eThe 1989 Upper Deck Set — Why Card #1 Was Griffey\u003c\/h2\u003e\n\u003cp\u003eBefore 1989, baseball cards were printed on low-grade cardboard stock, \nused bordered photography, and had no meaningful anti-counterfeiting measures. \nThe 1989 Upper Deck set changed all three. \nUpper Deck introduced UV-coated card stock \nthat resisted fading and fingerprinting. \nThey used full-bleed photography — \nno white borders, the image running edge to edge — \nfor the first time in the mainstream baseball card market. \nThey included a hologram on every pack and on the cards themselves \nto discourage counterfeiting, \nthe first time the technology had been used \nin the trading card industry. \nThe result was a card that looked, felt, \nand held its condition in a way \nno baseball card had before it. \n\u003cstrong\u003eUpper Deck assigned the number one position \nin their inaugural set to Ken Griffey Jr. — \nthe 19-year-old first-overall pick \nmaking his debut for the Seattle Mariners — \nand the combination of the revolutionary product \nand the player chosen to lead it \ncreated the most recognizable individual card \nof the modern collecting era.\u003c\/strong\u003e \nThe 1989 Upper Deck Griffey #1 has been \nactively collected and traded for more than 35 years — \nnot because of scarcity (Upper Deck's 1989 production run \nwas large by modern standards) \nbut because the card is the symbol \nof a specific moment: \nthe hobby's transition to the premium era, \nand the player who became the face \nof that transition before his career \nhad given anyone reason to choose him.\u003c\/p\u003e\n\n\u003ch2\u003eThe BAS Encapsulation — Card and Autograph, Permanently Preserved\u003c\/h2\u003e\n\u003cp\u003eA signed trading card presents a specific authentication challenge \nthat a signed photograph or helmet does not: \nthe card itself is a collectible \nindependent of the signature, \nand the signature's presence on the card \nmust be authenticated without compromising \nthe card's own condition or integrity. \n\u003cstrong\u003eThe BAS encapsulation format addresses both simultaneously: \nthe signed card is sealed inside a rigid, tamper-evident holder \nthat preserves the card's condition \nwhile certifying the autograph as authentic \nwithin the same permanent format.\u003c\/strong\u003e \nUnlike a loose authentication sticker \napplied to a photo or helmet, \nthe BAS slab cannot be opened without visible evidence of tampering — \nthe card and its certified authenticity \nare preserved together as a single sealed object. \nThe signed 1989 Upper Deck Griffey #1 in this listing \nis encapsulated in exactly that format: \nthe hobby's most significant individual card, \ncarrying the autograph of the player it predicted, \nauthenticated and preserved by Beckett Authentication Services \ninside a tamper-proof holder \nthat will protect both credentials \nfor as long as the piece is kept.\u003c\/p\u003e\n\n\u003ch2\u003eBeckett Authentication\u003c\/h2\u003e\n\u003cp\u003eThis card has been certified authentic by \n\u003cstrong\u003eBeckett Authentication Services (BAS)\u003c\/strong\u003e \nand is preserved in a \u003cstrong\u003etamper-proof BAS encapsulation holder\u003c\/strong\u003e. \nThe autograph and card are sealed together \nand verifiable through Beckett's official authentication services.\u003c\/p\u003e\n\n\u003ch2\u003eAuthenticity\u003c\/h2\u003e\n\u003cp\u003eThis signed card is certified authentic by \n\u003cstrong\u003eBeckett Authentication Services (BAS)\u003c\/strong\u003e, \nencapsulated in a sealed, tamper-evident BAS holder. \nVerifiable through Beckett's official authentication services.\u003c\/p\u003e\n\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePlayer\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eKen Griffey Jr.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eItem Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAutographed Trading Card\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCard\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1989 Upper Deck Rookie Card #1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTeam\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSeattle Mariners\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAuthentication\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBeckett Authentication Services (BAS) — encapsulated in tamper-proof BAS holder\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFormat\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBAS slab encapsulation — card and autograph sealed together in rigid tamper-evident case\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCard credentials\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCard #1 in inaugural 1989 Upper Deck set; first UV-coated, full-bleed, hologram-protected baseball card set\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCareer\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e630 HR; 10 Gold Gloves; 13 All-Stars; 1997 AL MVP; 99.32% HOF vote (437\/440)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eExcellent (encapsulated)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eAuthenticity Guarantee\u003c\/h2\u003e\n\u003cp\u003eEvery signed piece at GameDay Sports Memorabilia is backed by our \u003cstrong\u003eLifetime \nAuthenticity Guarantee\u003c\/strong\u003e. If your item is ever determined to be inauthentic, \nwe will replace or refund it — no questions asked.\u003c\/p\u003e","brand":"Gameday Sports Memorabilia","offers":[{"title":"Default Title","offer_id":53308560245035,"sku":"257729","price":599.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0983\/6124\/5995\/files\/OK_1_15_26_1354__60442.jpg?v=1776711831","url":"https:\/\/gamedaysportsmemorabilia.com\/products\/ken-griffey-jr-signed-1989-upper-deck-rc-1-bas-encapsulated-mariners","provider":"Gameday Sports \u0026 Memorabilia","version":"1.0","type":"link"}