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Sigma69pi

Sigma69pi

858 items sold
37 followers
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About us

Welcome to Sigma69pi – Your Trusted Source for Sports Card Collectibles!

Since June 2000, Sigma69pi has been a reliable name on eBay, proudly maintaining 100% positive feedback for over two decades. We specialize in authentic, high-quality sports cards across Baseball, Football, and Basketball, with a growing inventory that features both modern and legendary athletes.

Whether you're chasing Buster Posey, Mike Piazza, Paul Skenes, or other stars of the past and present, you'll find a well-curated selection of Topps Tribute, rookie cards, numbered inserts, and more.

✅ Fast shipping
✅ Secure packaging
✅ Responsive communication
✅ Authenticity guaranteed

Add us to your favorites and check back often—new listings are added regularly!
Location: United StatesMember since: 01 Dec, 2000Seller: sigma69pi

Feedback ratings

Last 12 months

Positive223- positive Feedback in last 12 months
Neutral0- neutral Feedback in last 12 months
Negative0- negative Feedback in last 12 months

Detailed seller ratings

Average for the last 12 months
Accurate description
5.0
Reasonable postage cost
4.8
Delivery time
5.0
Communication
5.0

Seller Feedback (329)

  • n***n (2216)- Feedback left by buyer.
    Past 6 months
    Verified purchase
    Great Item. Fast shipping, good communication, overall a +++ seller, top notch. Item received on time, as expected and as advertised. Packaged was the correct item & no discernible flaws or markings to note. We appreciate the opportunity and will gladly do business again. Sellers like you are a bright spot in the eBay community and the greater hobby community as well. Wishing you much success in the future, cheers!
  • r***c (1136)- Feedback left by buyer.
    Past month
    Verified purchase
    Quality and value add to the collection. Condition and appearance as described. Shipping and packaging were great. A+++ Ebayer
  • n***s (8)- Feedback left by buyer.
    Past month
    Verified purchase
    Entire process was very smooth! Items were shipped in a timely fashion, and packaged with care. Product was as described and in great condition. I will 100% be doing business with this seller again.
  • r***1 (32)- Feedback left by buyer.
    Past month
    Verified purchase
    Great price, safely packaged, and fast delivery. 10/10 would buy from this seller again!
  • e***- (21)- Feedback left by buyer.
    Past 6 months
    Verified purchase
    Item as described, packaged well, shipped and received very quickly. Would recommend seller.
  • f***3 (9)- Feedback left by buyer.
    Past month
    Verified purchase
    Great packaging quick shipment. Great seller.
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About us

Use this space to tell other eBay members about yourself and what you’re passionate about. Give people more reasons to follow you!742/1000