Where do these graded prices come from?

Medians of 7 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 Octillery - SWSH089 (Prerelease) worth it?

Compare the graded medians below against the raw reference price of $4.77 and subtract grading fees. The CardIntel Grading ROI calculator runs this math with live numbers.

Graded Market · 7 completed sales

Octillery - SWSH089 (Prerelease) graded prices.

As of August 3, 2026, Octillery - SWSH089 (Prerelease) (SWSH Black Star Promos #SWSH089) trades across the graded ladder below, based on 7 real eBay completed sales; the raw copy’s reference price is $4.77.

Across SWSH Black Star Promos, PSA 10 copies sell for 29.8× their raw reference price on average (138 cards, 4,814 PSA 10 completed sales tracked).

As of August 3, 2026Raw price & chart →Grading ROI calculator →

CGC · Octillery - SWSH089 (Prerelease)

Grade	Median	Sales	vs Raw
Mint 9	$10.00	6	2.1×

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.