Calyrex #17 from Crown Zenith is a reverse holo holo_rare card that currently sells for about $0.67 ungraded, with graded copies ranging from $11.29 at grade 9 to $32.55 at grade 10. A grade 10 copy sells for around $32.55, about 49× the $0.67 raw price, so high-grade copies are worth grading.