Seattle Mariners Cards

Autographed Seattle Mariners Trading Cards

Explore the largest selection of authenticated Seattle Mariners trading cards at Pristine Marketplace. With over 1,800 cards in stock — including PSA and BGS graded singles — our collection features autographed cards from franchise icons like Ken Griffey Jr., Ichiro Suzuki, Edgar Martinez, Randy Johnson, and rising star Julio Rodriguez. From vintage rookie cards to modern chrome autos, every card ships with a Certificate of Authenticity and tamper-evident hologram verified by our six authentication partners.

Looking for more Mariners gear? Browse our full Seattle Mariners memorabilia collection, or check out signed Mariners baseballs and autographed Mariners jerseys to round out your collection. Every purchase is backed by our 60-day return policy.

Are Seattle Mariners autographed cards a good investment?

Autographed cards from Hall of Famers like Griffey Jr. and Ichiro have shown strong long-term value, especially PSA and BGS graded examples. Each card we sell includes a COA and hologram for authentication confidence.

Do you carry graded Mariners cards?

Yes. Our inventory includes both PSA and BGS graded Seattle Mariners cards alongside raw autographed singles. Use our filters to find the exact grade and player you're looking for.