How much is a high-grade PSA 10 copy worth?

A graded PSA 10 copy of this Pokémon Japanese Promo is valued at $6651.

Is the value difference between ungraded and graded significant?

Yes, the value jumps considerably, with a PSA 10 fetching $6651 compared to an ungraded price of $98.

Slowking [Hamada Corocoro] — Pokémon Japanese Promo Card Value

Name: Slowking [Hamada Corocoro] — Pokémon Japanese Promo Card Value
Brand: Pokémon

Pokémon Japanese Promo

What the Slowking [Hamada Corocoro] card from Pokémon Japanese Promo is worth — ungraded and graded (PSA 10).

Slowking [Hamada Corocoro] value — Ungraded $98 · Grade 9 $652 · PSA 10 $6,651. Prices updated July 2026.

Set · Pokémon Japanese PromoGame · Pokémon

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Value by grade

$98

Ungraded

6.7×

$652

Grade 9

67.9×

$6,651

PSA 10

Real sold prices per grade — the PSA 10 premium on this card is 67.9× raw.

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PriceCharting — Slowking [Hamada Corocoro] (Pokémon Japanese Promo)$97.69

Item details

Brand: Pokémon
Set: Pokémon Japanese Promo
Game: Pokémon

Slowking [Hamada Corocoro] (Pokémon Japanese Promo) card value

An ungraded Slowking [Hamada Corocoro] from Pokémon Japanese Promo averages around $98. A Grade 9 copy runs about $652, and a PSA 10 gem-mint commands $6651.

What drives the price

Centering, corners, edges, and surface decide a card's grade — and the grade decides the price. The jump from raw to PSA 10 can be 5–20×, so condition is everything. Holos, first editions, and shadowless prints carry the biggest premiums.

Price guide

Sold values by grade vs. what sellers ask today

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Condition	Value	Based on
Ungraded	$98	eBay sold comps
Grade 9	$652	eBay sold comps
PSA 10	$6,651	eBay sold comps

Frequently asked questions

What is the starting price for this Slowking promo?: The ungraded version of the Slowking [Hamada Corocoro] Pokémon Japanese Promo is currently listed at $98.
How much is a high-grade PSA 10 copy worth?: A graded PSA 10 copy of this Pokémon Japanese Promo is valued at $6651.
Is the value difference between ungraded and graded significant?: Yes, the value jumps considerably, with a PSA 10 fetching $6651 compared to an ungraded price of $98.