Where do these graded prices come from?

Medians of 13 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 Cerulean City Gym worth it?

Compare the graded medians below against the raw reference price of $1.64 and subtract grading fees. The CardIntel Grading ROI calculator runs this math with live numbers.

Graded Market · 13 completed sales

Cerulean City Gym graded prices.

As of August 20, 2026, Cerulean City Gym (Gym Heroes #108) trades across the graded ladder below, based on 13 real eBay completed sales; the raw copy’s reference price is $1.64.

Across Gym Heroes, PSA 10 copies sell for 51.5× their raw reference price on average (14 cards, 186 PSA 10 completed sales tracked).

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

PSA · Cerulean City Gym

Grade	Median	Sales	vs Raw
Mint 9	$15.50	3	9.5×

CGC · Cerulean City Gym

Grade	Median	Sales	vs Raw
Gem Mint 10	$13.13	5	8.0×

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.