Eevee #50 from Shrouded Fable is a common card that currently sells for about $1.04 ungraded, with graded copies ranging from $13.00 at grade 9 to $1.99 at grade 10. A grade 10 copy sells for around $1.99 vs $1.04 raw. That's a modest premium, so grading only pays off for near-perfect copies.