How much is a PSA 10 Muk [Blue Back] #89?

A PSA 10 Muk [Blue Back] #89 from Pokemon Japanese Topsun is currently priced at $318 based on recent eBay sales tracked on PokeInvest.

Is grading Muk [Blue Back] #89 worth it?

With a raw price of $13 and a PSA 10 selling for $318, grading Muk [Blue Back] #89 has a potential gross margin of $305 before PSA fees ($15-50 depending on service tier). Use the PokeInvest PSA Calculator for a full ROI breakdown.

PSA 9 vs PSA 10 Muk [Blue Back] #89: what's the price difference?

A PSA 10 Muk [Blue Back] #89 sells for about $318 versus about $71 for a graded 9 (PSA, CGC and BGS 9 sales combined), so the 10 carries a 4.5x premium based on recent sales tracked on PokeInvest.