Image © The Pokémon Company, shown for identification.
Cloyster
151 · #091/165
Cloyster (091/165), the Uncommon from 151, has an estimated ungraded market price of about $0.20.
As of September 14, 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 Cloyster
Cloyster is a Uncommon (091/165) from the Pokémon 151 set, released September 22, 2023. Ungraded copies currently trade at an estimated market price of under $1. The artwork is by Nelnal. Riffle tracks its market price daily; graded (PSA) comps and full price history are available with Riffle.
Other versions of Cloyster
Cloyster appears on 12 different cards across the sets Riffle tracks, at very different values. This page covers #091/165 from 151; the collector number printed at the bottom of the card tells them apart.
Expedition Base Set · #8/165$80–$105Holo Rare
Expedition Base Set · #42/165$16–$21Rare
FireRed & LeafGreen · #20/112$2–$3Rare
Fossil · #32/62$1–$2Uncommon
Secret Wonders · #47/132under $1Uncommon
XY · #32/146under $1Rare
Generations · #20/83under $1Uncommon
Sword & Shield · #41/202under $1Rare
BREAKpoint · #24/122under $1Uncommon
Fusion Strike · #51/264under $1RareFAQ
How much is Cloyster (091/165) worth?
Cloyster (091/165), the Uncommon from 151, has an estimated ungraded market price of about $0.20. Note: 11 other cards named Cloyster exist across the sets Riffle tracks, at very different values; check the collector number.
Which Cloyster card is this, and how do I tell the versions apart?
This page covers Cloyster (091/165), the Uncommon (about under $1) from 151.
The other versions: #8/165 from Expedition Base Set (Holo Rare, about $80–$105); #42/165 from Expedition Base Set (Rare, about $16–$21); #20/112 from FireRed & LeafGreen (Rare, about $2–$3); #32/62 from Fossil (Uncommon, about $1–$2); #47/132 from Secret Wonders (Uncommon, about under $1); #32/146 from XY (Rare, about under $1); #20/83 from Generations (Uncommon, about under $1); #41/202 from Sword & Shield (Rare, about under $1); #24/122 from BREAKpoint (Uncommon, about under $1); #51/264 from Fusion Strike (Rare, about under $1); #34/149 from Sun & Moon (Rare, about under $1).
The collector number printed at the bottom of the card is the reliable way to tell them apart.
More from 151
Grading
A grading read appears once Cloyster has a PSA population census. Riffle captures the census monthly; this card doesn’t have enough graded copies on record yet.
- under $1 is the middle 80% of clean market activity, not the cheapest listing and not the most hopeful one.
- The band spans about ±50% around its midpoint: a wide spread, so read it as a range, not a point.
- Sampled daily since July 28, 2026, current as of September 14, 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 →