How much is a PSA 10 Magikarp #40/M-P?

A PSA 10 Magikarp #40/M-P from Pokemon Korean Promo is currently priced at $234 based on completed sales tracked on PokeInvest.

Is grading Magikarp #40/M-P worth it?

With a raw price of $42 and a PSA 10 selling for $234, grading Magikarp #40/M-P has a potential gross margin of $191 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 Magikarp #40/M-P: what's the price difference?

A PSA 10 Magikarp #40/M-P sells for about $234 versus about $50 for a graded 9 (PSA, CGC and BGS 9 sales combined), so the 10 carries a 4.7x premium based on recent sales tracked on PokeInvest.