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Giovanni's Nidoking #34

Giovanni's Nidoking #34

Pokemon Japanese Challenge from the Darkness · #34 · Base · Jun 1999

Buy Raw on eBayPSA 10 Sold on eBay
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Maybe — Proceed with Caution

Should You Grade?

Raw Price
$25.95
Expected Value
$49.93
Net Profit
$97.00
Gem Rate
18.1%
ROI
+237%
Sales / Yr
507

The gem rate is only 18% — 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%
Unlock with Pro →

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
$25.95
BGS 10
$845.00
PSA 10
$650.00
SGC 10
$390.00
CGC 10
$137.95
9
$109.99
8
$65.50
7
$34.99
View Sold PSA 10 Prices on PriceCharting →View Grading Data on GemRate →
0%100%
18.1%Gem Rate (PSA 10)

Grade Distribution (3,073 total graded)

3,073Total
PSA 1055618.1%
PSA 91,33143.3%
PSA 859119.2%
PSA 72257.3%
Below 736211.8%
© 2026 Should You Grade? Data from PriceCharting & GemRate.
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