Where do these graded prices come from?

Medians of 51 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 Slowking (H22) worth it?

Compare the graded medians below against the raw reference price of $274.50 and subtract grading fees. The CardIntel Grading ROI calculator runs this math with live numbers.

Graded Market · 51 completed sales

Slowking (H22) graded prices.

As of August 20, 2026, Slowking (H22) (Aquapolis #H22) trades across the graded ladder below, based on 51 real eBay completed sales; the raw copy’s reference price is $274.50.

Across Aquapolis, PSA 10 copies sell for 27.6× their raw reference price on average (40 cards, 201 PSA 10 completed sales tracked).

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

PSA · Slowking (H22)

Grade	Median	Sales	vs Raw
Mint 9	$2.0K	6	7.3×
NM-MT 8	$400.00	7	1.5×
NM 7	$499.00	7	1.8×

CGC · Slowking (H22)

Grade	Median	Sales	vs Raw
Mint 9	$760.70	5	2.8×

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.