Skip to main content
eBay Logo

Shop by category

Advanced
    • Daily Deals
    • Help & Contact
    • Sell
    • My eBayExpand My eBay
      • Summary
      • Recently Viewed
      • Bids/Offers
      • Watch List
      • Purchase History
      • Selling
      • Saved Searches
      • Saved Sellers
      • Messages

    There seems to be a problem serving the request at this time

    breadcrumb

    • eBay
      • Sporting Goods
      • Sports Mem, Cards & Fan Shop
    • Sporting Goods
    • Sports Mem, Cards & Fan Shop
    • Autographs-Original
    • Beckett Authentication Services (BAS) Boston Red Sox Original Sports Autographed Items

    Beckett Authentication Services (BAS) Boston Red Sox Original Sports Autographed Items

    Side Refine Panel

    Shop by Category

    • Sports Mem, Cards & Fan Shop
    • Autographs-Original
    • Baseball-MLB
    • Basketball-NBA
    • Basketball-WNBA
    • Boxing
    • College-NCAA
    • Display Cases
    • Football-NFL
    • Golf-LPGA
    • Golf-PGA
    • Golf-Other
    • Hockey-NHL
    • Hockey-Other
    • Mixed Martial Arts (MMA)
    • Olympics
    • Racing-Formula 1
    • Racing-NASCAR
    • Racing-NHRA
    • Racing-Other
    • Rugby
    • Soccer
      • Tennis
      • Wrestling
      • Other Autographed Sports Mem
    • All

    • Auction

    • Buy It Now

    • Best Match
    • Time: Ending soonest
    • Time: Newly listed
    • Price + Postage: lowest first
    • Price + Postage: highest first
    • Distance: nearest first
    • List View

    662 Results

      • Autograph Authentication: Beckett Authentication Services (BAS) filter applied
      • Team: Boston Red Sox filter applied
      Clear All
      • Beckett Authentication Services (BAS) filter applied
      • Boston Red Sox filter applied
      • All Listings filter applied
    • Pedro Martinez Autographed Boston 1999 All Star Game Signed Baseball Beckett COA

      Pedro Martinez Autographed Boston 1999 All Star Game Signed Baseball Beckett COA

      RM 1,557.41
      RM 102.46 shipping
      or Best Offer
      Only 1 left!
      SPONSORED
    • Alex Cora Signed 2018 Post Season Game Rubbed Baseball Beckett BAS Auto Red Sox

      Alex Cora Signed 2018 Post Season Game Rubbed Baseball Beckett BAS Auto Red Sox

      RM 669.15
      RM 111.47 shipping
      or Best Offer
      SPONSORED
    • TED WILLIAMS SIGNED AUTOGRAPHED 8x10 PHOTO BOSTON RED SOX LEGEND BECKETT BAS

      TED WILLIAMS SIGNED AUTOGRAPHED 8x10 PHOTO BOSTON RED SOX LEGEND BECKETT BAS

      RM 1,628.81
      RM 62.47 shipping
      or Best Offer
      SPONSORED
    • 1967 BOSTON RED SOX AL Champions team signed 11x14 celebration photo by 17 w/Yaz

      1967 BOSTON RED SOX AL Champions team signed 11x14 celebration photo by 17 w/Yaz

      RM 2,171.00
      Was: RM 3,101.43
      RM 102.64 shipping
      or Best Offer
      SPONSORED
    • TOM GOODWIN Signed 2018 WORLD SERIES Baseball w/ Beckett Boston Red Sox

      TOM GOODWIN Signed 2018 WORLD SERIES Baseball w/ Beckett Boston Red Sox

      RM 133.65
      RM 109.24 shipping
      or Best Offer
    • XANDER BOGAERTS Hand Signed 2018 WORLD SERIES Baseball Boston Redsox Beckett BAS

      XANDER BOGAERTS Hand Signed 2018 WORLD SERIES Baseball Boston Redsox Beckett BAS

      RM 1,561.65
      RM 127.98 shipping
      or Best Offer
    • SIGNED FRED LYNN SPALDING LITTLE LEAGUE BASEBALL #19 INSCRIPTION BECKETT AUTH!

      SIGNED FRED LYNN SPALDING LITTLE LEAGUE BASEBALL #19 INSCRIPTION BECKETT AUTH!

      RM 133.83
      0 bids
      RM 116.83 shipping
      Ending Mar 29 at 9:36AM MYT5d 4h
    • Rafael Devers Signed Baseball Boston Red Sox Star Autographed Auto Beckett Cert

      Rafael Devers Signed Baseball Boston Red Sox Star Autographed Auto Beckett Cert

      RM 446.20
      RM 85.81 shipping
      10 watching
    • CARLTON FISK SIGNED AUTOGRAPHED VINTAGE OAL BASEBALL Beckett COA

      CARLTON FISK SIGNED AUTOGRAPHED VINTAGE OAL BASEBALL Beckett COA

      RM 346.82
      RM 61.14 shipping
    • Pedro Martinez SIGNED AUTOGRAPHED VINTAGE OAL Baseball BECKETT COA BOLD !

      Pedro Martinez SIGNED AUTOGRAPHED VINTAGE OAL Baseball BECKETT COA BOLD !

      RM 713.91
      RM 134.37 shipping
    • Rafael Devers Signed Baseball Boston Red Sox Star Autographed Auto Beckett Cert

      Rafael Devers Signed Baseball Boston Red Sox Star Autographed Auto Beckett Cert

      RM 446.20
      RM 85.81 shipping
    • DONTE DIVINCENZO Signed 4/9/18 SPORTS ILLUSTRATED Beckett Auth. BAS (NO Label)

      DONTE DIVINCENZO Signed 4/9/18 SPORTS ILLUSTRATED Beckett Auth. BAS (NO Label)

      RM 178.28
      RM 170.29 shipping
      or Best Offer
    • HOF CY Young Cut Handwriting Signed Beckett Authenticated Encapsulated

      HOF CY Young Cut Handwriting Signed Beckett Authenticated Encapsulated

      RM 245.44
      RM 84.61 shipping
      or Best Offer
    • Mike Lowell signed "07 WS MVP" 2007 Boston Red Sox World Series Road Jersey BAS

      Mike Lowell signed "07 WS MVP" 2007 Boston Red Sox World Series Road Jersey BAS

      RM 1,115.58
      RM 95.85 shipping
      or Best Offer
      SPONSORED
    • TERRY FRANCONA SIGNED AUTO BOSTON RED SOX JERSEY NUMBER KIT BECKETT BAS COA 2

      TERRY FRANCONA SIGNED AUTO BOSTON RED SOX JERSEY NUMBER KIT BECKETT BAS COA 2

      RM 446.25
      RM 62.61 shipping
      or Best Offer
      SPONSORED
    • Mike Lowell signed "07 WS MVP" 2007 Boston Red Sox World Series Home Jersey BAS

      Mike Lowell signed "07 WS MVP" 2007 Boston Red Sox World Series Home Jersey BAS

      RM 1,115.58
      RM 95.85 shipping
      or Best Offer
      SPONSORED
    • David Ortiz Big Papi Autographed Black Major League Baseball MLB- Beckett COA

      David Ortiz Big Papi Autographed Black Major League Baseball MLB- Beckett COA

      RM 1,004.06
      RM 125.17 shipping
      or Best Offer
    • Beautiful TOM YAWKEY Signed Index Card BECKETT ENCAPSULATED Boston Red Sox

      Beautiful TOM YAWKEY Signed Index Card BECKETT ENCAPSULATED Boston Red Sox

      RM 2,230.13
      RM 132.89 shipping
      or Best Offer
    • DUSTIN PEDROIA 2013 WS LOGO SIGNED AUTOGRAPHED ROMLB BASEBALL-BECKETT BAS COA

      DUSTIN PEDROIA 2013 WS LOGO SIGNED AUTOGRAPHED ROMLB BASEBALL-BECKETT BAS COA

      RM 736.27
      RM 71.36 shipping
      or Best Offer
    • David Ortiz Signed McFarlanes Sports Picks Figure Red Sox Big Papi MLB HOF BAS

      David Ortiz Signed McFarlanes Sports Picks Figure Red Sox Big Papi MLB HOF BAS

      RM 2,231.20
      RM 209.96 shipping
      or Best Offer
    • Dennis "Oil Can" Boyd Red Sox 8x10 Photo  Gameday Holo

      Dennis "Oil Can" Boyd Red Sox 8x10 Photo Gameday Holo

      RM 133.83
      RM 83.14 shipping
      or Best Offer
      Only 1 left!
    • RED SCHOENDIENST & Bobby Doerr SIGNED OMLB BASEBALL BECKETT COA HOF SECOND BASE

      RED SCHOENDIENST & Bobby Doerr SIGNED OMLB BASEBALL BECKETT COA HOF SECOND BASE

      RM 245.35
      RM 82.78 shipping
    • Ted Williams Signed "Brown" OMLB Baseball Boston Red Sox HOF Beckett encapsulate

      Ted Williams Signed "Brown" OMLB Baseball Boston Red Sox HOF Beckett encapsulate

      RM 2,231.20
      RM 224.15 shipping
      or Best Offer
    • NOMAR GARCIAPARRA LICENSED BECKETT AUTHENTICATED SIGNED NEW SELIG ML BASEBALL

      NOMAR GARCIAPARRA LICENSED BECKETT AUTHENTICATED SIGNED NEW SELIG ML BASEBALL

      RM 312.33
      RM 119.46 shipping
      or Best Offer
    • Jarren Duran Boston Red Sox Auto Signed MLB Baseball Beckett Rookie COA ~.

      Jarren Duran Boston Red Sox Auto Signed MLB Baseball Beckett Rookie COA ~.

      RM 133.83
      0 bids
      RM 112.14 shipping
      Ending Saturday at 10:46AM MYT1d 5h
    • ALEX CORA Signed Official 2018 WORLD SERIES Baseball w/ Beckett COA (BAS)

      ALEX CORA Signed Official 2018 WORLD SERIES Baseball w/ Beckett COA (BAS)

      RM 446.03
      RM 121.51 shipping
      or Best Offer
    • Jarren Duran Boston Red Sox Autographed Signed 8x10 Photo BECKETT ROOKIE COA ,

      Jarren Duran Boston Red Sox Autographed Signed 8x10 Photo BECKETT ROOKIE COA ,

      RM 66.89
      0 bids
      RM 111.12 shipping
      Ending Saturday at 10:46AM MYT1d 5h
    • Jarren Duran Red Sox Autographed Signed Engraved Blonde Bat BECKETT ROOKIE COA .

      Jarren Duran Red Sox Autographed Signed Engraved Blonde Bat BECKETT ROOKIE COA .

      RM 200.77
      0 bids
      RM 355.62 shipping
      Ending Saturday at 10:46AM MYT1d 5h
    • WADE BOGGS SIGNED 8x10 PHOTO + 12 x ALL STAR BOSTON RED SOX LEGEND BECKETT BAS

      WADE BOGGS SIGNED 8x10 PHOTO + 12 x ALL STAR BOSTON RED SOX LEGEND BECKETT BAS

      RM 379.31
      RM 62.47 shipping
      or Best Offer
      SPONSORED
    • STL CARDINALS/RED SOX 1967 World Series team signed 11x14" photo by 34 / BAS LOA

      STL CARDINALS/RED SOX 1967 World Series team signed 11x14" photo by 34 / BAS LOA

      RM 4,045.25
      Was: RM 5,778.93
      RM 102.64 shipping
      or Best Offer
      SPONSORED
    • NOMAR GARCIAPARRA SIGNED AUTOGRAPHED ROMLB BASEBALL BOSTON RED SOX BECKETT BAS

      NOMAR GARCIAPARRA SIGNED AUTOGRAPHED ROMLB BASEBALL BOSTON RED SOX BECKETT BAS

      RM 1,182.56
      RM 62.47 shipping
      or Best Offer
      SPONSORED
    • David Ortiz Autographed MLB Signed Baseball Hall of Fame HOF 2022 Beckett COA

      David Ortiz Autographed MLB Signed Baseball Hall of Fame HOF 2022 Beckett COA

      RM 2,226.78
      RM 112.50 shipping
      or Best Offer
      SPONSORED
    • XANDER BOGAERTS Signed Official 2018 WORLD SERIES Baseball Beckett Auth. (BAS)

      XANDER BOGAERTS Signed Official 2018 WORLD SERIES Baseball Beckett Auth. (BAS)

      RM 1,338.52
      RM 134.90 shipping
      or Best Offer
    • ROGER CLEMENS Signed Cooperstown GATEWAY STAMP Cachet BECKETT ENCAPSULATED

      ROGER CLEMENS Signed Cooperstown GATEWAY STAMP Cachet BECKETT ENCAPSULATED

      RM 222.01
      RM 102.77 shipping
    • MIKE LOWELL Signed OML Baseball Beckett BAS Z45016 Red Sox Marlins World Series

      MIKE LOWELL Signed OML Baseball Beckett BAS Z45016 Red Sox Marlins World Series

      RM 152.62
      Was: RM 169.57
      RM 81.40 shipping
      or Best Offer
    • Michael Wacha Signed MLB Authentic Baseball San Diego Padres Beckett Hologram

      Michael Wacha Signed MLB Authentic Baseball San Diego Padres Beckett Hologram

      RM 111.56
      0 bids
      RM 111.96 shipping
      Ending Apr 2 at 11:58AM MYT9d 6h
    • ROGER CLEMENS HAND SIGNED BOSTON REDSOX JERSEY ROCKET BAS BECKETT CERT

      ROGER CLEMENS HAND SIGNED BOSTON REDSOX JERSEY ROCKET BAS BECKETT CERT

      RM 1,784.77
      RM 234.33 shipping
      or Best Offer
    • DUSTIN PEDROIA WITH #15 LICENSED BECKETT AUTHENTICATED SIGNED NEW MLB BASEBALL

      DUSTIN PEDROIA WITH #15 LICENSED BECKETT AUTHENTICATED SIGNED NEW MLB BASEBALL

      RM 490.83
      RM 126.60 shipping
      or Best Offer
    • David Ortiz Autographed Hall of Fame HOF Signed Baseball Beckett COA With Case

      David Ortiz Autographed Hall of Fame HOF Signed Baseball Beckett COA With Case

      RM 2,003.66
      RM 109.15 shipping
      or Best Offer
      2 watching
      SPONSORED
    • WADE BOGGS SIGNED AUTOGRAPHED 8x10 PHOTO + HOF 05 BOSTON RED SOX BECKETT BAS

      WADE BOGGS SIGNED AUTOGRAPHED 8x10 PHOTO + HOF 05 BOSTON RED SOX BECKETT BAS

      RM 379.31
      RM 62.47 shipping
      or Best Offer
      SPONSORED
    • BOSTON RED SOX- ALEX CORA AUTOGRAPH MAJOR LEAGUE BASEBALL BECKETT BC85246

      BOSTON RED SOX- ALEX CORA AUTOGRAPH MAJOR LEAGUE BASEBALL BECKETT BC85246

      RM 401.58
      RM 111.92 shipping
      or Best Offer
    • David Ortiz Signed Red Sox Jersey Beckett

      David Ortiz Signed Red Sox Jersey Beckett

      RM 2,454.33
      RM 163.46 shipping
      or Best Offer
      2 watching
    • Ted Williams Signed 1959 Fleer #64  Baseball Card Beckett Authenticated

      Ted Williams Signed 1959 Fleer #64 Baseball Card Beckett Authenticated

      RM 3,293.32
      Was: RM 4,016.24
      RM 149.94 shipping
      or Best Offer
    • 1975 Boston Red Sox American League Champs 21 Autos Signed Baseball PSA/JSA COA

      1975 Boston Red Sox American League Champs 21 Autos Signed Baseball PSA/JSA COA

      RM 4,016.20
      RM 170.56 shipping
      or Best Offer
      12 watching
    • MEL PARNELL No Hitter 7/14/56 SIGNED AUTOGRAPHED OMLB BASEBALL BECKETT COA

      MEL PARNELL No Hitter 7/14/56 SIGNED AUTOGRAPHED OMLB BASEBALL BECKETT COA

      RM 374.76
      RM 128.88 shipping
    • JIM RICE AUTOGRAPHED Signed Vintage OAL BASEBALL BECKETT COA

      JIM RICE AUTOGRAPHED Signed Vintage OAL BASEBALL BECKETT COA

      RM 307.82
      RM 60.51 shipping
    • Kevin Millar Signed AUTOGRAPHED 2004 World Series Baseball Red Sox BECKETT COA

      Kevin Millar Signed AUTOGRAPHED 2004 World Series Baseball Red Sox BECKETT COA

      RM 254.27
      RM 125.71 shipping
    • Roger Clemens Hand Signed 8x10 Photo Boston Redsox Beckett BAS #2

      Roger Clemens Hand Signed 8x10 Photo Boston Redsox Beckett BAS #2

      RM 446.03
      RM 85.37 shipping
      or Best Offer

    Results Pagination - Page 1

    1. 1
    2. 2
    3. 3
    4. 4
    5. 5
    6. 6
    7. 7
    8. 8
    9. 9
    10. 10

    Additional site navigation

    • About eBay
    • Community
    • Security Centre
    • Seller Central
    • Policies
    • Help & Contact
    • Site Map
    Copyright © 1995-2023 eBay Inc. All Rights Reserved. User Agreement, Privacy, Payments Terms of Use, Cookies and AdChoice