Nidoking #150

Pokemon Aquapolis · #150 · Base · Jan 2003

Buy Raw on eBayPSA 10 Sold on eBay

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Maybe — Proceed with Caution

Should You Grade?

Raw Price

$471.57

Expected Value

$941.45

Net Profit

$1,553.43

Gem Rate

5.3%

ROI

+319%

Sales / Yr

234

The gem rate is only 5% — you'll need a very clean copy to hit PSA 10.

Best Tier for Flipping

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

Company	Best Tier	Gem Rate	Pop	10s	Cost	EV	Net Profit	ROI
PSA	PSA Standard	52.3%	8,420	1,250	$20.00	$85.40	$32.50	127%
BGS	BGS Standard	52.3%	8,420	1,250	$20.00	$85.40	$32.50	127%
CGC	CGC Standard	52.3%	8,420	1,250	$20.00	$85.40	$32.50	127%
SGC	SGC Standard	52.3%	8,420	1,250	$20.00	$85.40	$32.50	127%
TAG	TAG Standard	52.3%	8,420	1,250	$20.00	$85.40	$32.50	127%

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

$471.57

BGS 10

$17,132.00

PSA 10

$13,178.40

SGC 10

$7,907.00

$2,793.00

BGS 9.5

$2,118.00

CGC 10

$2,040.00

$2,012.61

$969.87

View Sold PSA 10 Prices on PriceCharting →View Grading Data on GemRate →

5.3%Gem Rate (PSA 10)

+39 graded in 30 days

+85 in 90 days

Grade Distribution (2,117 total graded)

2,117Total

PSA 101125.3%

PSA 946522.0%

PSA 840619.2%

PSA 728913.7%

Below 782839.1%