Midpoint - Card Centering Tool

Is Philosopher's Stone worth grading?

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Worth grading — even a PSA 9 beats raw

A PSA 10 Philosopher's Stone sells for $315 against $75.45 raw: a $240 spread, 4.2× the ungraded price. Even a PSA 9 ($105) clears the raw price after an economy-tier ~$25 fee, so a near-miss still comes out ahead. Centering is the usual reason a clean copy misses the 10 — measure it before you submit.

Raw (NM)
$75.45
PSA 10
$315
PSA 9
$105
Gem premium
4.2×
As of
Aug 16, 2026

Break-even by outcome and fee

Philosopher's Stone: net result of grading versus selling raw, by outcome and fee tier
If it comes back…Sells forEconomy / bulk (~$25.00)Standard (~$50.00)Express (~$150)
Gem — PSA 10$315+$215+$190+$89.55
PSA 9$105+$4.55−$20.45−$120
PSA 8$100−$0.45−$25.45−$125

Net = sale price − $75.45 raw value − fee. Fee tiers are illustrative; plug your grader's current price into the calculator below.

Expected value — how often does it need to gem?

Philosopher's Stone: expected value of submitting by gem probability
Chance it gemsExpected saleExpected net (standard fee)
25%$158+$32.05
50%$210+$84.55
75%$263+$137

Break-even gem rate at the standard fee: about 10%. Centering is the usual reason a clean copy misses — measure it before you decide.

Which grader pays the most — and what a 10 takes

All centering standards
Philosopher's Stone: top-grade value by grading company with centering tolerance
Grader10 sells forvs bestFront centering for a 10Back
BGS 10$410best55/4570/30
PSA 10$315−$95.0055/4575/25
SGC 10$189−$22155/4575/25
CGC 10$151−$25955/4575/25

Tolerances are each company's published centering standard for its top grade; surface, corners and edges must also be clean. Centering is the one you can measure yourself before you pay.

Philosopher's Stone graded prices by company and grade
GradePSACGCBGSSGCGraded
10$315$151$410$189
9.5$150
9$105
8$100

Run your own numbers

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Grading Philosopher's Stone — FAQ

Is Philosopher's Stone worth grading?

A PSA 10 Philosopher's Stone sells for $315 against $75.45 raw: a $240 spread, 4.2× the ungraded price. Even a PSA 9 ($105) clears the raw price after an economy-tier ~$25 fee, so a near-miss still comes out ahead. Centering is the usual reason a clean copy misses the 10 — measure it before you submit.

How much is a PSA 10 Philosopher's Stone worth compared with raw?

A PSA 10 Philosopher's Stone (Sorcery: Contested Realms Beta) sells for about $315 versus $75.45 for a raw near-mint copy — a 4.2× premium as of Aug 16, 2026.

Which grading company is best for Philosopher's Stone?

By resale value, BGS 10 leads at $410, ahead of PSA 10 at $315. Fees and turnaround differ, so the best-paying label is not always the best net.

What centering does Philosopher's Stone need for a BGS 10?

BGS publishes 55/45 front and 70/30 back centering as the tolerance for a 10 (Gem Mint). Off-center copies are capped below the top grade regardless of surface — measure yours before paying the fee.

What gem rate makes grading Philosopher's Stone break even?

At a standard ~$50 fee, submitting Philosopher's Stone breaks even when it gems about 10% of the time (a miss assumed to sell at the PSA 9 price of $105).

Is your TCG card centered well enough to grade?

Centering makes or breaks a PSA 10. Scan any card with Midpoint to measure its exact centering, get a grade estimate, and see what your copy is actually worth.

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