Is Seattle Mariners worth grading?

Question

Accepted Answer

A grade 10 copy sells for around $357, about 4× the $89.10 raw price, so high-grade copies are worth grading. An AI pre-grade shows where your copy is likely to land before you pay for professional grading.

Grade	Market Price	vs Raw
💎 10	$357	4×
9.5	$258	2.9×
9	$139	1.6×
8	$82.57	0.9×
Raw (ungraded)	$89.10	1×

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Price by Grade