Quarantine Field #43 from Battle for Zendikar is a mythic card that currently sells for about $1.16 ungraded and around $2.74 at grade 7. A grade 7 copy sells for around $2.74, about 2.4× the $1.16 raw price, so high-grade copies are worth grading.
Price by Grade
Recent market prices for graded copies of Quarantine Field
Grade
Market Price
vs Raw
7
$2.74
2.4×
Raw (ungraded)
$1.16
1×
Worth grading? A grade 7 copy sells for around $2.74, about 2.4× the $1.16 raw price, so high-grade copies are worth grading.