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Mewtwo V #SWSH223

Mewtwo V #SWSH223

Pokemon Promo · #223 · Jul 1999

Buy Raw on eBayPSA 10 Sold on eBay
Shop on TCGPlayer

Maybe — Proceed with Caution

Should You Grade?

Raw Price
$9.89
Expected Value
$9.11
Net Profit
$35.24
Gem Rate
28.0%
ROI
+142%
Sales / Yr
292

The gem rate is only 28% — you'll need a very clean copy to hit PSA 10.

Best Tier for Flipping

TAG Basic$22.00/card · 30+ business days
Net Profit $42.50
Per-Flip ROI 127%
Annualized 2,340%
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Factors in grading cost, turnaround time, and compounding — how fast you can reinvest profits into the next flip.

Profitability by Grading Company

CompanyBest TierGem RatePop10sCostEVNet ProfitROI
PSAPSA Standard52.3%8,4201,250$20.00$85.40$32.50127%
BGSBGS Standard52.3%8,4201,250$20.00$85.40$32.50127%
CGCCGC Standard52.3%8,4201,250$20.00$85.40$32.50127%
SGCSGC Standard52.3%8,4201,250$20.00$85.40$32.50127%
TAGTAG Standard52.3%8,4201,250$20.00$85.40$32.50127%
Compare All Companies with Pro →

Shows the best-value tier from each grading company based on EV, cost, and turnaround. Pop = total graded population; 10s = grade 10 count.

Price by Grade

Raw
$9.89
BGS 10
$439.00
PSA 10
$337.35
SGC 10
$202.00
CGC 10
$60.13
9
$31.50
BGS 9.5
$19.99
8
$14.21
7
$13.75
View Sold PSA 10 Prices on PriceCharting →View Grading Data on GemRate →
0%100%
28.0%Gem Rate (PSA 10)
29 graded last month
Past month gem rate: 17.0%

Grade Distribution (455 total graded)

455Total
PSA 1012627.7%
PSA 919242.2%
PSA 87616.7%
PSA 7286.2%
Below 7316.8%

eBay Market Signals

3–4 month horizon
Raw
30 days tracked
Active
42
30-day avg listings
Sold/day
2.4
84 resolved
Days to sell
7.0d
p90 21d
Liquidity
62%
sold ÷ listed
Supply 30d
+12.0%
Price 30d
+8.0%
PSA 10
30 days tracked
Active
11
30-day avg listings
Sold/day
0.30
14 resolved
Days to sell
18d
p90 46d
Liquidity
48%
sold ÷ listed
Supply 30d
-6.0%
Price 30d
+14.0%
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© 2026 Should You Grade? Data from PriceCharting & GemRate.
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