Image © The Pokémon Company, shown for identification.
Gastrodon West Sea
Rising Rivals · #22/111
Gastrodon West Sea (22/111), the Rare from Rising Rivals, has an estimated ungraded market price of about $3.50, typically in the $3–$4 range.
As of September 12, 2026 · tracked daily by Riffle · estimates, not financial advice · how these numbers work
The modeled fair value of this card, with a confidence grade: what it should trade at, not just what it lists at. Part of Riffle premium, alongside price history and the full graded ladder.
About Gastrodon West Sea
Gastrodon West Sea is a Rare (22/111) from the Pokémon Rising Rivals set, released May 16, 2009. Ungraded copies currently trade at an estimated market price of $3–$4. The artwork is by Kyoko Umemoto. Riffle tracks its market price daily; graded (PSA) comps and full price history are available with Riffle.
Other versions of Gastrodon West Sea
Gastrodon West Sea appears on 2 different cards across the sets Riffle tracks, at very different values. This page covers #22/111 from Rising Rivals; the collector number printed at the bottom of the card tells them apart.
FAQ
How much is Gastrodon West Sea (22/111) worth?
Gastrodon West Sea (22/111), the Rare from Rising Rivals, has an estimated ungraded market price of about $3.50, typically in the $3–$4 range. Note: 1 other card named Gastrodon West Sea exists across the sets Riffle tracks, at very different values; check the collector number.
Which Gastrodon West Sea card is this, and how do I tell the versions apart?
This page covers Gastrodon West Sea (22/111), the Rare (about $3–$4) from Rising Rivals.
The other version: #9/132 from Secret Wonders (Rare Holo, about $10–$13).
The collector number printed at the bottom of the card is the reliable way to tell them apart.
Is Gastrodon West Sea (22/111) rare?
Gastrodon West Sea (22/111) is a Rare. PSA has graded 7 copies to date, so graded supply is measurable and growing.
More from Rising Rivals
PSA population & gem rate
From the PSA population census, captured monthly by Riffle. Grade-by-grade population and pop-over-time appear with Riffle premium.
- $3–$4 is the middle 80% of clean market activity, not the cheapest listing and not the most hopeful one.
- The band spans about ±14% around its midpoint: a moderate spread.
- Sampled daily since July 28, 2026, current as of September 12, 2026.
When the data thins, the band widens and says so, it never fakes precision. Exact source prices are part of Riffle premium; the band is Riffle’s own figure to publish. How these numbers work →