Professor's Research #150

Pokemon Crown Zenith · #150 · Base · Jan 2023

Buy Raw on eBayPSA 10 Sold on eBay

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No — Not Worth Grading

Should You Grade?

Raw Price

$1.98

Expected Value

$-4.72

Net Profit

$-6.48

Gem Rate

53.0%

ROI

-38%

Sales / Yr

297

Even a PSA 10 would lose $6.48 after the $15.00 grading cost and selling fees. The graded value doesn't justify the investment.

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

$1.98

BGS 10

$54.00

PSA 10

$41.71

BGS 9.5

$27.00

SGC 10

$25.00

$16.76

CGC 10

$10.50

$7.08

$6.00

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

53.0%Gem Rate (PSA 10)

6 graded last month

Past month gem rate: 67.0%

Grade Distribution (309 total graded)

309Total

PSA 1016453.1%

PSA 911236.2%

PSA 8268.4%

PSA 731.0%

Below 720.6%