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Mew #343/S-P

Mew #343/S-P

Pokemon Japanese Promo · #343 · Aug 1997

Buy Raw on eBayPSA 10 Sold on eBay
Shop on TCGPlayer

No — Not Worth Grading

Should You Grade?

Raw Price
$70.59
Expected Value
$-55.33
Net Profit
$-58.68
Gem Rate
85.0%
ROI
-69%
Sales / Yr
61

Even a PSA 10 would lose $58.68 after the $15.00 grading cost and selling fees. The graded value doesn't justify the investment.

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
$70.59
BGS 10
$390.00
PSA 10
$299.99
SGC 10
$180.00
9
$34.97
BGS 9.5
$32.00
CGC 10
$26.91
View Sold PSA 10 Prices on PriceCharting →View Grading Data on GemRate →
0%100%
85.0%Gem Rate (PSA 10)
35 graded last month
Past month gem rate: 97.0%

Grade Distribution (601 total graded)

601Total
PSA 1051285.2%
PSA 9549.0%
PSA 8132.2%
PSA 781.3%
Below 7142.3%

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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