Where do these graded prices come from?

Medians of 33 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 Blastoise (4) worth it?

Compare the graded medians below against the raw reference price of $430.00 and subtract grading fees. The CardIntel Grading ROI calculator runs this math with live numbers.

Graded Market · 33 completed sales

Blastoise (4) graded prices.

As of July 8, 2026, Blastoise (4) (Expedition Base Set #004) trades across the graded ladder below, based on 33 real eBay completed sales; the raw copy’s reference price is $430.00.

As of July 8, 2026Raw price & chart →Grading ROI calculator →

PSA · Blastoise (4)

Grade	Median	Sales	vs Raw
Mint 9	$1.3K	3	3.0×
NM 7	$492.00	5	1.1×

CGC · Blastoise (4)

Grade	Median	Sales	vs Raw
Mint 9	$108.50	3	0.3×

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.