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Prices sourced from TCGPlayer and CardMarket. Not affiliated with Nintendo, The Pokemon Company, or any card marketplace.

Home / Pokemon card prices / Sun & Moon Black Star Promo / Melmetal GX

Melmetal GX

Sun & Moon Black Star Promo

Set: Sun & Moon Black Star PromoNumber: SM178Updated 6/4/2026

Market price

$3.10

TCGPlayer

$3.10

eBay avg

$3.10

Variants

PSA 10

$103

PSA 9

$12

PSA 8

Variant

eBay Sold Prices

7 sales

Raw7 sales · $1.85–$1.85

$3.10

Graded Prices

3 sales

Average sold prices by grading company. Grades run 1–10 — a 10 (Gem Mint) carries the biggest premium, with PSA, CGC, and BGS the most widely traded grades.

109.598.58

PSA

$103

1 sold

$12

1 sold

About Melmetal GX

Melmetal GX is card SM178 from the Sun & Moon Black Star Promo set.

The current TCGPlayer market price is $3.10. A PSA 10 (Gem Mint) copy recently averaged $102.50 — about 33.1× the ungraded price, showing how much professional grading can add to Melmetal GX's value.

PokiFrame aggregates this data from TCGPlayer, CardMarket, and eBay so you can confirm Melmetal GX's value before you buy, sell, or trade.

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