Treecko δ #15 from POP Series 4 is a common card that currently sells for about $9.01 ungraded, with graded copies ranging from $25.81 at grade 9 to $47.57 at grade 10. A grade 10 copy sells for around $47.57, about 5.3× the $9.01 raw price, so high-grade copies are worth grading.