Nidoking 150/147 Aquapolis Pregrading Report
Card photos and centering analysis
This is a GradeValue pregrading report for Nidoking 150/147 Aquapolis. Based on centering and surface analysis, the estimated grade is approximately PSA 9. Raw copies are worth about $500.00, while a graded PSA 10 is around $18,020.83. That works out to an estimated grading ROI of about 4.6x. Use this analysis to decide whether to grade it or keep it raw.
Grade
Estimated pregrade: PSA 9. This is a pre-submission estimate from centering and surface condition.
Centering
- Front: 45/55 top-to-bottom, 42/58 left-to-right
- Back: 39/61 top-to-bottom, 65/35 left-to-right
Value: raw vs graded
| Raw / ungraded | $500.00 |
|---|---|
| PSA 9 | $3,907.75 |
| PSA 10 | $18,020.83 |
| BGS 10 | $23,427.00 |
| CGC 10 | $3,683.33 |
| Estimated grading ROI | 4.6x |
How GradeValue pregrading works
GradeValue 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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Related research
Grading ROI for the whole set, from live prices.
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Report updated August 4, 2026.