Should You Grade?Should You Grade?
Card ExplorerSetsTop CardsPop ScannerMarket ToolsBlogUpgrade
Sign In
Grovyle #8/ADV-P

Grovyle #8/ADV-P

Pokemon Japanese Promo · #008 · Aug 1997

Buy Raw on eBayPSA 10 Sold on eBay
Shop on TCGPlayer

No — Not Worth Grading

Should You Grade?

Raw Price
$4.11
Expected Value
$34.88
Net Profit
$-15.00
Gem Rate
15.0%
ROI
-78%
Sales / Yr
25

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

Profitability by Grading Company

CompanyBest TierGem RatePop10sCostEVNet ProfitROI
PSAPSA Standard52.3%8,4201,250$20.00$85.40$32.50127%
BGSBGS Standard52.3%8,4201,250$20.00$85.40$32.50127%
CGCCGC Standard52.3%8,4201,250$20.00$85.40$32.50127%
SGCSGC Standard52.3%8,4201,250$20.00$85.40$32.50127%
TAGTAG Standard52.3%8,4201,250$20.00$85.40$32.50127%
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
$4.11
BGS 9.5
$110.00
9
$99.95
View Sold PSA 10 Prices on PriceCharting →View Grading Data on GemRate →
0%100%
15.0%Gem Rate (PSA 10)
Past month gem rate: 0.0%
⚠ Small sample size — gem rates based on only 27 graded cards may be unreliable.

Grade Distribution (27 total graded)

27Total
PSA 10414.8%
PSA 91451.9%
PSA 8725.9%
PSA 713.7%
Below 713.7%
© 2026 Should You Grade? Data from PriceCharting & GemRate.
AboutContactPrivacy PolicyTerms of ServiceAffiliate Disclosure