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  1. baseball Memorabilia
  2. San Francisco Giants
  3. San Francisco Giants Baseballs
  4. Matt Duffy Memorabilia
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Baseballs
7 Items
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Matt Duffy Signed Autographed MLB Baseball Giants "MLB Debut 8/1/14" JSA W973837
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$59.99
Matt Duffy Signed Autographed MLB Baseball Giants "MLB Debut 8/1/14" JSA W973835
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$59.99
Autographed Matt Duffy Ball - JSA Stciker
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$82.99
Matt Duffy Autographed Baseball - 2015 ROY JSA Stciker
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$86.99
Matt Duffy signed baseball PSA/DNA San Francisco Giants autographed
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$74.99
Matt Duffy Signed Baseball - Debut 8 14 JSA Stcikr
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Lot of 42 Matt Duffy D-Rays Giants SINGLE SIGNED Official MLB Baseballs PSA DNA
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Collectible Matt Duffy San Francisco Giants Baseballs

Steiner Sports carries an unbeatable selection of signed Giants Matt Duffy baseballs to add to your official MLB collection. Browse from our assortment of authentic Matt Duffy San Francisco Giants baseballs signed by your favorite top players. An autographed Giants Matt Duffy baseball is the perfect addition to any major fan's collection and also make amazing gifts. Shop with us today at Steiner Sports to find all the best, officially licensed Matt Duffy San Francisco Giants collectibles and memorabilia.