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About the artwork
Melmetal, a large metallic Pokémon, stands prominently in the foreground, its body composed of dark and gold hexagonal nuts and bolts. Its single eye glows with a subtle light. The background features a blurred, natural landscape with hints of green trees and a bright sky, suggesting an outdoor setting.
Generated by AI vision — may contain mistakes.
Melmetal-GX
Sun & Moon Black Star Promos · #SM178
$3.73latest TCGplayer median
Buy or sell
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Price history (TCGplayer median, ~180 days)
PSA population (pop report, as of 2026-08-02)
Total graded
84
PSA 10s
42
PSA 9s
25
Gem rate
50.0%
Gem rate = share of all graded copies earning PSA 10. Sun & Moon Black Star Promos gem rates → · all sets →
About Melmetal-GX #SM178's market value
Melmetal-GX #SM178 (Holofoil, Promo) from Sun & Moon Black Star Promos (2017) has a market price of $3.73 raw as of September 20, 2026, the TCGplayer market price for this exact printing. For context, the median Sun & Moon Black Star Promos card is $9.76; this one ranks #184 of 253 priced printings. Over the last 30 days the price has held steady (−1.1%), +10.0% over 90 days. Its 180-day range is $3.09 to $3.81 — it is trading near the top of that range.
Graded copies of Melmetal-GX sell for more than raw. PSA 9 copies go for around $12.00, about 3.2× the raw price (1 recent sale) — thin data, treat as indicative. Other grades we track: CGC 10 at $49.99. Graded medians come from recent eBay sold listings and refresh daily.
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- Dawn Wings Necrozma #SM106$3.88
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- Jolteon-GX #SM173$9.55
- Flareon-GX #SM171$13.61
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- Eevee-GX #SM175$33.27
- Reshiram-GX #SM137$10.68