GemGrade Tool

Upload your card, answer condition questions, and let GemGrade estimate category scores and an overall pre-grade.

Card Name Front Image Back Image Notes

GemGrade Brain v2

This tool starts each category at 10, then subtracts for visible flaws. It produces scores for corners, edges, surface, centering, and overall.

Inspired by professional grading standards, but not affiliated with PSA, SGC, CGC, or any grading company.

Corner sharpness Corner whitening Any bent or creased corner?

Edge wear Edge chipping Any edge crease or dent?

Surface gloss / cleanliness Print lines or scratches Dents, stains, paper loss, or creases?

Front centering estimate Back centering estimate

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Estimate whether grading your card is worth it.

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GemGrade is a pre-grade opinion tool and does not guarantee a professional grading result.