Thundurus #120

Pokemon Japanese Black Bolt · #120 · Jun 2025

Maybe — Proceed with Caution

Should You Grade?

Raw Price

$3.98

Expected Value

$9.58

Net Profit

$11.01

Gem Rate

91.5%

ROI

+58%

Sales / Yr

154

PSA 10 profit of $11.01 is thin — grading fees and selling costs eat most of the margin.

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

$3.98

BGS 10

$40.00

PSA 10

$30.63

CGC 10

$29.99

BGS 9.5

$20.00

SGC 10

$18.00

91.5%Gem Rate (PSA 10)

614Total

PSA 1056291.5%

PSA 9345.5%

PSA 8111.8%

PSA 710.2%

Below 761.0%