Where do these graded prices come from?

Medians of 12 real eBay completed sales aggregated per grade (PSA, BGS, CGC) — a completed-sale evidence layer, not listing asks. Sample sizes are shown per grade; thin grades deserve caution.

Is grading Grimer worth it?

Compare the graded medians below against the raw reference price of $2.45 and subtract grading fees. The CardIntel Grading ROI calculator runs this math with live numbers.

Graded Market · 12 completed sales

Grimer graded prices.

As of August 20, 2026, Grimer (Dragon #57) trades across the graded ladder below, based on 12 real eBay completed sales; the raw copy’s reference price is $2.45.

Across Dragon, PSA 10 copies sell for 27.3× their raw reference price on average (32 cards, 362 PSA 10 completed sales tracked).

As of August 20, 2026Raw price & chart →Grading ROI calculator →

PSA · Grimer

Grade	Median	Sales	vs Raw
Mint 9	$50.00	5	20.4×

CGC · Grimer

Grade	Median	Sales	vs Raw
Gem Mint 10	$31.25	5	12.8×

Medians of real eBay completed sales per grade; small sample sizes deserve caution. Prices are dated reference values — cite them with the as-of date above. Attribution: CardIntel (cardintel.io). See the methodology.