Seaking 21/109 – EX Ruby and Sapphire (Rare)

Pokémon · EX Ruby and Sapphire · Rare

Seaking 21/109 Price

Seaking (21/109, Rare) from EX Ruby and Sapphire is worth $1.01 to $21.65 in Near Mint condition on TCGplayer as of October 3, 2026, depending on the printing (Normal to Reverse Holofoil). On Cardmarket, Europe's main marketplace, the Reverse Holofoil sells for €7.08.

Near Mint · TCGplayer: $21.65
Near Mint · Cardmarket: €7.08
30-day change: +32.3%
Printings: 2

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Seaking prices by printing

Near Mint market prices, updated October 4, 2026.

Printing	TCGplayer (USD)	Cardmarket (EUR)
Reverse Holofoil	$21.65	€7.08
Normal	$1.01	€0.79

TCGplayer market price and Cardmarket price for Near Mint English copies. They are two separate markets, so the euro figure is Cardmarket's own price, not a conversion of the dollar one. Source: TCGplayer, Cardmarket.

Card details

Set: EX Ruby and Sapphire
Card number: 21/109
Rarity: Rare
Released: June 18, 2003
Illustrator: Hajime Kusajima
Stage: Stage 1
HP: 70
Card type: Water
Attack: [W] Water Arrow
Choose 1 of your opponent's Pokemon. This attack does 20 damage to that Pokemon. (Don't apply Weakness and Resistance for Benched Pokemon.)
Attack: [2] Fast Stream (30)
Move 1 Energy card attached to the Defending Pokemon to the other Defending Pokemon. (Ignore this effect if your opponent has only 1 Defending Pokemon.)
Weakness: L
Retreat cost: 0

Seaking: common questions

How much is Seaking 21/109 worth?

Seaking (21/109, Rare) from EX Ruby and Sapphire is worth $1.01 to $21.65 in Near Mint condition on TCGplayer as of October 3, 2026, depending on the printing (Normal to Reverse Holofoil). On Cardmarket, Europe's main marketplace, the Reverse Holofoil sells for €7.08.

What set is Seaking from?

Seaking is card 21/109 in EX Ruby and Sapphire, released June 18, 2003. Its rarity is Rare. Illustrated by Hajime Kusajima.

Is Seaking going up in price?

Over the last 30 days the Near Mint Reverse Holofoil price on TCGplayer moved from $16.36 (September 5, 2026) to $21.65 (October 3, 2026), a change of +32.3%. The 30-day low was $16.36 and the high $21.65.

How do I check what my Seaking is worth?

Scan it with the TCG Vault app on iPhone: it identifies the card from the camera in seconds and shows its current market price and price history, then keeps it in your collection so you can follow its value.