Cleffa #17 from HeartGold & SoulSilver is a reverse holo rare card that currently sells for about $3.83 ungraded, with graded copies ranging from $14.38 at grade 9 to $78.33 at grade 10. A grade 10 copy sells for around $78.33, about 21× the $3.83 raw price, so high-grade copies are worth grading.