Where do these graded prices come from?

Medians of 68 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 Zapdos ex - 033 (EX Collector's Window Tins) worth it?

Compare the graded medians below against the raw reference price of $134.99 and subtract grading fees. The CardIntel Grading ROI calculator runs this math with live numbers.

Graded Market · 68 completed sales

Zapdos ex - 033 (EX Collector's Window Tins) graded prices.

As of August 22, 2026, Zapdos ex - 033 (EX Collector's Window Tins) (Nintendo Black Star Promos #033) trades across the graded ladder below, based on 68 real eBay completed sales; the raw copy’s reference price is $134.99.

Across Nintendo Black Star Promos, PSA 10 copies sell for 27.4× their raw reference price on average (37 cards, 498 PSA 10 completed sales tracked).

As of August 22, 2026Raw price & chart →Grading ROI calculator →

PSA · Zapdos ex - 033 (EX Collector's Window Tins)

Grade	Median	Sales	vs Raw
Mint 9	$642.50	8	4.8×
NM-MT 8	$249.99	11	1.9×
NM 7	$137.35	7	1.0×
EX-MT 6	$112.50	8	0.8×

CGC · Zapdos ex - 033 (EX Collector's Window Tins)

Grade	Median	Sales	vs Raw
Mint 9	$275.00	5	2.0×

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.