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Kingdra GX #SM155

Kingdra GX #SM155

Pokemon Promo · #SM155 · Nov 2016

Buy Raw on eBayPSA 10 Sold on eBay
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Yes — Grade it!

Should You Grade?

Raw Price
$15.44
Expected Value
$16.04
Net Profit
$29.55
Gem Rate
55.0%
ROI
+97%
Sales / Yr
198

This card has strong grading potential — $29.55 profit if PSA 10 with a 55% gem rate and 198 annual sales. The market is liquid enough to sell quickly.

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%
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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
$15.44
BGS 10
$199.00
PSA 10
$153.28
SGC 10
$92.00
CGC 10
$59.99
BGS 9.5
$39.99
9
$34.17
8
$17.59
7
$15.00
View Sold PSA 10 Prices on PriceCharting →View Grading Data on GemRate →
0%100%
55.0%Gem Rate (PSA 10)
16 graded last month
Past month gem rate: 25.0%

Grade Distribution (638 total graded)

638Total
PSA 1034854.5%
PSA 921633.9%
PSA 8518.0%
PSA 781.3%
Below 7152.4%

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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