Is Guardian Sphinx worth grading?

Question

Accepted Answer

A grade 10 copy sells for around $145, about 47× the $3.05 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	$145	47×
9.5	$32.00	11×
9	$29.41	9.6×
8	$11.80	3.9×
7	$4.51	1.5×
Raw (ungraded)	$3.05	1×

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Price by Grade