Where do these graded prices come from?

Medians of 20 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 Kabuto [W Stamped] worth it?

Compare the graded medians below against the raw reference price of $66.81 and subtract grading fees. The CardIntel Grading ROI calculator runs this math with live numbers.

Graded Market · 20 completed sales

Kabuto [W Stamped] graded prices.

As of August 1, 2026, Kabuto [W Stamped] (Wizards Black Star Promos #50) trades across the graded ladder below, based on 20 real eBay completed sales; the raw copy’s reference price is $66.81.

Across Wizards Black Star Promos, PSA 10 copies sell for 14.7× their raw reference price on average (51 cards, 2,483 PSA 10 completed sales tracked).

As of August 1, 2026Raw price & chart →Grading ROI calculator →

CGC · Kabuto [W Stamped]

Grade	Median	Sales	vs Raw
Gem Mint 10	$175.00	6	2.6×
Mint 9	$70.00	4	1.0×

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.