Grading isn't worth it here — the 56% PSA 10 rate doesn't cover the spread over raw. Break-even sale $87.53 · PSA 10 $73.86.

GraderGrader · grade	Odds	Value	Fee	Edge / copy
Pristine 10Best	~8.1%	$45.00	$20.00Economy	-$7.45
↳10	~24.4%	$22.16
↳9	41.4%	$21.98
10	56.4%	$73.86	$79.99Regular	-$36.45
↳9	34.4%	$25.38

Odds are each company's population mix for this card, not a condition-adjusted forecast. ~ marks estimates: premium labels (Pristine 10, Black Label) are folded into each grader's 10 count, so their split is heuristic.