Squirtle is card #14 of 17 in POP Series 4 (2006), a Common illustrated by Atsuko Nishida. At about $66.86 it is the #8 most valuable card in the set. It is one of 28 Squirtle cards printed so far.
1999Base Set
2002Expedition Base Set
2006Crystal Guardians
2009Platinum
2012Boundaries Crossed
2019Team Up
2022Pok茅mon GO
2024Stellar Crown















See the full POP Series 4 card list
An ungraded Squirtle from POP Series 4 sells for about $66.86. A PSA 10 is worth more, roughly $869 by our estimate, and a PSA 9 around $267.
It is a Common.
Atsuko Nishida drew the art for this card.