Squirtle
SWSH Black Star Promos · #SWSH233/307 · Promo · 2019
Price history
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Graded values
Grades 1–6 are estimates modeled from the raw price — PSA/CGC/BGS 7–10 and Ungraded are live tracked market values.
PSA 10 chart is building — graded values are tracked nightly, a new point appears each day.
Graded population census · updated 2026-07-07
Population data from PriceCharting, updated monthly.
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“When it retracts its long neck into its shell, it squirts out water with vigorous force.”
How much is Squirtle #SWSH233/307 worth?
A raw copy of Squirtle #SWSH233/307 (SWSH Black Star Promos, 2019) is worth about $18.21 right now, based on the latest market data from August 22, 2026.
Grading changes the math on this one: a PSA 10 is valued around $106.41, roughly 5.8x the raw price, while a PSA 9 sits near $44.00. 329 copies have been graded to date, and 9% of them came back a 10 — worth knowing before you pay grading fees.
These figures come from nightly market-data syncs verified against completed sales. Use the chart above to see the trend before you buy or sell.
