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PSA Grading Services | 4 Sharp Corners

Are you searching for a trusted partner to maximize the value of your trading card collection? As the industry's top PSA submitter, 4 Sharp Corners provides a seamless, fully insured pipeline for your sports cards and TCG investments. Whether you want to encapsulate a few cherished vintage hits or require streamlined processing for PSA bulk submissions, our experts handle the secure intake logistics so you don't have to. We remove the guesswork from the grading process by offering transparent tracking and competitive turnaround times. Let our lifelong collectors help you transform those raw cards into highly liquid, graded assets ready for your personal vault or our premium consignment network.

The Grading Process

Transparent tracking from receipt to completion in our personalized grading portal.

1
Start Submission
Create your submission & ship your cards.
2
Receipt
Cards are safely received & checked in.
3
Processing
Cards are prepped & sent within 5 business days.
4
Grading
Expert authentication & grading at PSA.
5
Grades Available
Your final grades are posted for review in your portal.
6
Completion
Final fulfillment via return or sent for consignment.

Choose What Happens After Grading

Consign

Looking to flip your hits or liquidate parts of your collection? Let us turn your raw cards into cash. When cards return from PSA, they move directly into our premium consignment pipeline.

Start Your Submission
OR

Return

Perfect for collectors seeking long-term protection and display. We handle the heavy lifting while you track your cards and view grades instantly in your personalized portal.

Start Your Submission
Offical PSA Partner Industry Leading Service Secure Submission Processing

Current Rates & Turnaround Times

View our latest service levels directly integrated with our submission software.

Standard Grading Dual Auto Service
Service Level
Est. Turnaround
Max Ins. Value
Price
Value Bulk* (1979-Older)
-
-
Unavailable
Value Bulk* (1980-Present)
-
-
Unavailable
Value (1979-Older)
-
-
Unavailable
Value (1980-Present)
-
-
Unavailable
Value Plus
-
-
Unavailable
Value Max
-
-
Unavailable
Regular
30 Days
$1,500
$79.99
Express With Grader Notes
20 Days
$2,500
$159.99
Super Express With Grader Notes
7 Days
$5,000
$324.99
Walk-Through With Grader Notes
7 Days
$10,000
$649.99
Value Bulk* (1979-Older)
-
-
Unavailable
Value Bulk* (1980-Present)
-
-
Unavailable
Value (1979-Older)
-
-
Unavailable
Value (1980-Present)
-
-
Unavailable
Value Plus
-
-
Unavailable
Value Max
-
-
Unavailable
Regular
30 Days
$1,500
$114.99
*50 item minimum

Why Submit With 4 Sharp Corners?

Secure Verification

We carefully check in every card, ensuring it meets PSA submission standards in a semi-rigid holder before it leaves our facility.

Peace of Mind

Your cards are fully insured and covered by our commercial policy from the moment we log them in until they are returned or sold.

No Membership Fees

Avoid costly annual memberships and skip the additional fees. Our direct service means you only pay for what you need.

Don't See What You Need?

Every collection is unique. If you have questions about specific items, need expanded services, or require custom support for a massive collection, our expert team is ready to help you build the perfect submission plan.