We are the world's largest seller of PSA-graded sports cards. Visit us on our website and at 4_Sharp_Corners on eBay! Great product, great price!
Joined May 2011
- Tweets 1,025
- Following 110
- Followers 754
- Likes 225
803 Photos and videos
17 Nov 2025
Love seeing our consignor's cards making headlines in @CollectingOnSI! We don't just list cards here, we market them and that is directly reflected in our auction results.
si.com/collectibles/iconic-kβ¦
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4 Sharp Corners retweeted
17 Nov 2025
Itβs all about creating great experiences.
We get into the importance of building process with Mike from @4SharpCorners on the latest episode of Passion to Profession.
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4 Sharp Corners retweeted
11 Nov 2025
Got to tour @4sharpcorners today and found some pretty incredible cards being prepped for their @ebay auctions. Canβt wait to show you them soon (and maybe buy some myself)!
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28 Aug 2025
Two iconic unopened boxes are live now on @ebay , apart of the August Select Showcaseπ₯
π 1980 Topps Basketball
βΎοΈ 1975 Topps Baseball
π in bio to bid now!
#Thehobby #Tradingcards #Sportscards #Basketballcards #BaseballCards #Topps
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27 Aug 2025
We struck gold! π±
August Select Showcase is filled with Gold KABOOM! cards π₯
Use the π in our bio to bid today!
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26 Aug 2025
The August Select Showcase is LOADED with some of the games best QB'sπ₯
What are you hoping to see this NFL season? π
π in bio to bid on these cards now!
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26 Aug 2025
August Select Showcase is filled with HOF Rookie Cards from all sports! ππβΎοΈπ
π in bio to check out the auction and start bidding! π₯
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26 Aug 2025
Catch this complete 1985 Slam Dunk Supers 5x7 set live right now in the August Select Showcase π₯π
π in bio to bid on the full set!
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23 Aug 2025
College Football is back!π With games kicking off today, we want to know what matchup you are looking forward to this year? π₯
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22 Aug 2025
Some favorites around the office apart of the August Select Showcase to get your weekend started! π₯
π '13 U.D All-Time Greats Signatures Michael Jordan
π '21 Panini Absolute KABOOM! Gold Tom Brady
π '24 Panini Prizm Blue Sparkle Jayden Daniels
π in bio to bid now!
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21 Aug 2025
Break time turned into baby shower time! ππΌ Congrats to the newest parent to be on the team!
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21 Aug 2025
12 full pallets of commons off to a new home! π
#Thehobby #tradingcards #Sportscards #Cardcollecting
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19 Aug 2025
We will be at the @westcoast_cardshow this weekend buying and collecting consignment!
Send us a DM if you would like to connect at the show π₯
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18 Aug 2025
The August Select Showcase is going to be our BIGGEST and BEST one yet! π₯
Head on over to 4Sharpcorners.com using the πin our bio to check out the preview page and add your favorites to your watchlist.
This premier auction event will go live on @ebay, August 21st.
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17 Aug 2025
If you see me bidding on auctions, just keep on walking..
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16 Aug 2025
Khamzat Chimaev is set to square off against Dricus Du Plessis tonight for the Middleweight Championship!
Be on the lookout for this 1/1 and many other Chimaev cards going live on @eBay, August 21st.
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15 Aug 2025
Submissions for the August Select Showcase are now closed.
Use the π in our bio to check out the preview page where you can add your favorites to your watch list!
You do not want to miss out on this premier auction event. It will be the biggest one yet ππ₯
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