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Harrington's Premier Baseball Memorabilia Auction

Mon, Jul 20, 2026 11:00AM EDT
  2026-07-20 11:00:00 2026-07-20 11:00:00 America/New_York Harrington's Auctions Harrington's Auctions : Harrington's Premier Baseball Memorabilia Auction https://bid.harringtonsauctions.com/auctions/harringtons-auctions/harringtons-premier-baseball-memorabilia-auction-23409
Harrington’s is proud to present a Premier Baseball Memorabilia Auction on Monday, July 20, 2026 at 11:00 AM EST (Online Only), featuring an exceptional lineup of investment-grade collectibles tied to baseball’s most iconic figures. Highlights include game-used and signed bats, autographed baseballs, rare vintage baseball cards, and limited-edition signed photos and memorabilia from legends including Mickey Mantle, Babe Ruth, Joe DiMaggio, Willie Mays, Jackie Robinson, Hank Aaron, Sandy Koufax, Ken Griffey Jr, and many more.
Harrington's Auctions nicole.c@harringtonsauctions.com
Lot 246

Roberto Alomar Signed 1988 Donruss Rated Rookie Card /1988 & Signed 1992 World Series Baseball

Estimate: CAD$150 - CAD$250
Starting Bid
CAD$50
$36.23

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Roberto Alomar Signed 1988 Donruss Rated Rookie Card /1988 & Signed 1992 World Series Baseball

Outstanding Roberto Alomar signed memorabilia pairing featuring one of the Hall of Fame second baseman’s most recognizable rookie-era cards alongside a signed Official 1992 World Series baseball commemorating the Toronto Blue Jays’ historic championship season.

Included in the lot is a signed 1988 Donruss Rated Rookie card #34, hand-numbered “570/1988,” boldly autographed by Roberto Alomar in blue ink across the front. The famed Rated Rookie issue remains one of Alomar’s most recognizable early-career cards and has long been a staple among Blue Jays and Hall of Fame collectors.

Also included is an autographed Official 1992 World Series baseball signed by Alomar in blue ink and housed in a display holder with engraved nameplate. The baseball commemorates Toronto’s first World Series championship season and carries strong significance within Blue Jays franchise history.

Accompanying the lot are original Certificates of Authenticity issued by The Score Board, Inc. confirming the signatures were personally witnessed and guaranteed authentic. Also included is the original 1994 Canadian Home Shopping Club purchase invoice documenting the acquisition of the signed baseball.

Authentication & Provenance
Both autographs are accompanied by original Certificates of Authenticity issued by The Score Board, Inc. The signed baseball additionally includes its original 1994 Canadian Home Shopping Club purchase documentation.

Condition
Overall displays well with general handling and storage wear consistent with age. Autographs remain bold and visually appealing. The rookie card shows typical minor edge and surface wear. The baseball exhibits light toning consistent with age and remains housed in its original display holder. Original paperwork displays expected folding and handling wear. Please refer to photographs for complete condition details.

Details
Player: Roberto Alomar
Card: 1988 Donruss Rated Rookie #34
Edition Number: 570/1988
Baseball: Official 1992 World Series Baseball
Authentication: The Score Board, Inc. COAs
Additional Provenance: Original 1994 Canadian Home Shopping Club purchase invoice included

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