Hyper Rare
Seaking 21/109 Ruby & Sapphire Pokémon card

Ruby & Sapphire · 2003

Seaking 21/109

$1.04

TCGplayer market price for a near-mint, ungraded Seaking from Ruby & Sapphire, as of October 14, 2026.

Rarity
Rare
Number
21/109
Illustrator
Hajime Kusajima
Is a trade for it fair?

Seaking price history

Hyper Rare records this card’s market price each time it updates (first recorded October 14, 2026). The chart and 7, 30 and 90-day changes appear here as the history builds. The Hyper Rare app shows longer price history for any card you scan.

PrintingMarket price
Reverse Holofoil$24.68
Normal$1.04

What’s it worth in a trade?

At $1.04, Seaking trades about even with:

Trading for Seaking?

Check the deal before you swap.

Add what you’re giving and the free trade calculator tells you if it’s fair. Scan cards and track your collection’s value in the Hyper Rare app.

Other Seaking cards

Showing the 12 most valuable of 16.

How much is Seaking 21/109 from Ruby & Sapphire worth?

Seaking (21/109) from Ruby & Sapphire has a TCGplayer market price of $1.04 for a near-mint, ungraded copy as of October 14, 2026. By printing: Reverse Holofoil $24.68 and Normal $1.04.

What is Seaking 21/109 worth in a trade?

At $1.04, it trades about even with Eiscue ex (Obsidian Flames, $1.05), Greedent V (Crown Zenith, $1.05), Kyogre V (Crown Zenith, $1.04), and Slowking ex (Paldea Evolved, $1.04).

How many Seaking cards are there?

Hyper Rare tracks 17 priced Seaking cards. The most valuable other one is Seaking from Aquapolis at $24.03.