How much is a PSA 10 Koko #118/S-P?

A PSA 10 Koko #118/S-P from Pokemon Korean Promo is currently priced at $149 based on completed sales tracked on PokeInvest.

Is grading Koko #118/S-P worth it?

With a raw price of $31 and a PSA 10 selling for $149, grading Koko #118/S-P has a potential gross margin of $118 before PSA fees (from $59.99 a card, more for higher declared values). Use the PokeInvest PSA Calculator for a full ROI breakdown.

PSA 9 vs PSA 10 Koko #118/S-P: what's the price difference?

A PSA 10 Koko #118/S-P sells for about $149 versus about $74 for a graded 9 (PSA, CGC and BGS 9 sales combined), so the 10 carries a 2.0x premium based on recent sales tracked on PokeInvest.