Koffing [Series II] #109

Pokemon Japanese Vending · #109 · Jun 1998

Buy Raw on eBayPSA 10 Sold on eBay

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Should You Grade?

Raw Price

$34.50

Expected Value

$6.98

Net Profit

$22.99

Gem Rate

39.0%

ROI

+46%

Sales / Yr

196

This card has strong grading potential — $22.99 profit if PSA 10 with a 39% gem rate and 196 annual sales. The market is liquid enough to sell quickly.

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

$34.50

BGS 10

$506.00

PSA 10

$389.25

SGC 10

$234.00

CGC 10

$72.49

BGS 9.5

$56.00

$51.00

$38.75

$31.00

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

39.0%Gem Rate (PSA 10)

18 graded last month

Past month gem rate: 50.0%

Grade Distribution (257 total graded)

257Total

PSA 1010139.3%

PSA 910340.1%

PSA 83915.2%

PSA 762.3%

Below 783.1%

eBay Market Signals

3–4 month horizon

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