Porygon [Holo] #137

Pokemon Japanese CD Promo · #137 · Jun 1999

Buy Raw on eBayPSA 10 Sold on eBay

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Maybe — Proceed with Caution

Should You Grade?

Raw Price

$27.49

Expected Value

$55.30

Net Profit

$67.51

Gem Rate

19.9%

ROI

+159%

Sales / Yr

593

The gem rate is only 20% — you'll need a very clean copy to hit PSA 10.

Best Tier for Flipping

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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%

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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

$27.49

BGS 10

$931.00

PSA 10

$716.11

SGC 10

$430.00

$113.99

CGC 10

$110.00

$57.93

$26.00

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

19.9%Gem Rate (PSA 10)

+78 graded in 30 days

+175 in 90 days

Grade Distribution (10,139 total graded)

10,139Total

PSA 102,02219.9%

PSA 95,75156.7%

PSA 81,60415.8%

PSA 72092.1%

Below 75375.3%

eBay Market Signals

3–4 month horizon

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