Golurk #129

Pokemon Japanese Black Bolt · #129 · Jun 2025

No — Not Worth Grading

Should You Grade?

Raw Price

$5.00

Expected Value

$-5.98

Net Profit

$-6.01

Gem Rate

78.2%

ROI

-30%

Sales / Yr

154

Even a PSA 10 would lose $6.01 after the $15.00 grading cost and selling fees. The graded value doesn't justify the investment.

Factors in grading cost, turnaround time, and compounding — how fast you can reinvest profits into the next flip.

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%

Shows the best-value tier from each grading company based on EV, cost, and turnaround. Pop = total graded population; 10s = grade 10 count.

Raw

$5.00

BGS 10

$39.00

PSA 10

$29.80

SGC 10

$18.00

BGS 9.5

$18.00

$16.75

CGC 10

$13.99

78.2%Gem Rate (PSA 10)

225Total

PSA 1017678.2%

PSA 93816.9%

PSA 883.6%

PSA 710.4%

Below 720.9%