Should I grade Mewtwo & Mew GX SM191/248 SM Black Star Promos?

PokeToGrade estimates Mewtwo & Mew GX SM191/248 SM Black Star Promos at approximately TAG 5.5 based on its centering and surface. It is worth about 486.67 SGD raw versus around 5,203.47 SGD graded, an estimated ROI of 0.8x. Final grades vary by grading company and condition in hand.

What grade will Mewtwo & Mew GX SM191/248 SM Black Star Promos get?

PokeToGrade's pregrading analysis estimates Mewtwo & Mew GX SM191/248 SM Black Star Promos at approximately TAG 5.5. This is a pre-submission estimate from centering and surface condition; actual grades vary by grader.

How much is Mewtwo & Mew GX SM191/248 SM Black Star Promos worth raw vs PSA 10?

Mewtwo & Mew GX SM191/248 SM Black Star Promos is worth about 486.67 SGD raw and around 5,203.47 SGD as a PSA 10. Prices reflect recent market data and change over time.

What is the grading ROI for Mewtwo & Mew GX SM191/248 SM Black Star Promos?

The estimated grading ROI for Mewtwo & Mew GX SM191/248 SM Black Star Promos is about 0.8x, comparing the likely graded value against the raw value plus grading and shipping costs.

Does Mewtwo & Mew GX SM191/248 SM Black Star Promos have surface defects?

7 surface defects flagged (7 on the back). Noted types: whitening. Surface condition is a key factor in the final grade.

Mewtwo & Mew GX SM191/248 SM Black Star Promos Pregrading Report

Card photos and centering analysis

Mewtwo & Mew GX SM191/248 SM Black Star Promos front card photo in PokeToGrade pregrading report — Front card photo for Mewtwo & Mew GX SM191/248 SM Black Star Promos pregrading report. Centering: 57/43 top-to-bottom, 61/39 left-to-right.

Mewtwo & Mew GX SM191/248 SM Black Star Promos front centering analysis showing Top/Bottom 57T | 43B and Left/Right 61L | 39R.

Mewtwo & Mew GX SM191/248 SM Black Star Promos back card photo in PokeToGrade pregrading report — Back card photo for Mewtwo & Mew GX SM191/248 SM Black Star Promos pregrading report. Centering: 51/49 top-to-bottom, 47/53 left-to-right. 7 saved surface defects visible in the report.

Mewtwo & Mew GX SM191/248 SM Black Star Promos back centering analysis showing Top/Bottom 51T | 49B and Left/Right 47L | 53R.

This is a PokeToGrade pregrading report for Mewtwo & Mew GX SM191/248 SM Black Star Promos. Based on centering and surface analysis, the estimated grade is approximately TAG 5.5. Raw copies are worth about 486.67 SGD, while a graded TAG 10 is around 5,203.47 SGD. That works out to an estimated grading ROI of about 0.8x. Use this analysis to decide whether to grade it or keep it raw.

Grade

Estimated pregrade: TAG 5.5. This is a pre-submission estimate from centering and surface condition.

Target grade: TAG 8.5.

Centering

Front: 57/43 top-to-bottom, 61/39 left-to-right
Back: 51/49 top-to-bottom, 47/53 left-to-right

Surface condition

7 surface defects flagged (7 on the back). Noted types: whitening.

Value: raw vs graded

Raw vs graded value
Raw / ungraded	486.67 SGD
PSA 9	669.04 SGD
PSA 10	5,203.47 SGD
BGS 10	6,764.26 SGD
CGC 10	1,112.13 SGD
Estimated grading ROI	0.8x

How PokeToGrade pregrading works

PokeToGrade is a pregrading tool for trading cards. Upload front and back photos and it measures centering, flags surface defects, estimates a likely grade, and compares raw versus graded market value so you can decide whether a card is worth sending to PSA, CGC, or BGS.

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Report updated June 14, 2026.

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