Porygon [Series 1] #137

Pokemon Japanese Vending · #137 · Jun 1998

Buy Raw on eBayPSA 10 Sold on eBay

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Maybe — Proceed with Caution

Should You Grade?

Raw Price

$17.74

Expected Value

$28.41

Net Profit

$89.26

Gem Rate

29.0%

ROI

+273%

Sales / Yr

176

The gem rate is only 29% — 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

$17.74

BGS 10

$199.00

PSA 10

$153.08

CGC 10

$122.00

SGC 10

$92.00

BGS 9.5

$49.99

$40.63

$30.84

$16.25

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

29.0%Gem Rate (PSA 10)

11 graded last month

Past month gem rate: 0.0%

Grade Distribution (397 total graded)

397Total

PSA 1011529.0%

PSA 920250.9%

PSA 84912.3%

PSA 7205.0%

Below 7112.8%