Hydroid Krasis #183 from Ravnica Allegiance is a mythic card that currently sells for about $0.65 ungraded and around $15.81 at grade 7. A grade 7 copy sells for around $15.81, about 24× the $0.65 raw price, so high-grade copies are worth grading.
Price by Grade
Recent market prices for graded copies of Hydroid Krasis
Grade
Market Price
vs Raw
7
$15.81
24×
Raw (ungraded)
$0.65
1×
Worth grading? A grade 7 copy sells for around $15.81, about 24× the $0.65 raw price, so high-grade copies are worth grading.