Guardian TCG
GuardianTCG

Blastoise Grading Value — Is It Worth Grading?

Raw price: $31.56 | PSA 10 value: $235.63 | Gem rate: 3.5%

Verdict: Maybe — only submit cards in pristine condition

Estimated grading ROI: 357% (assumes ~$20 PSA economy submission)

How to Decide

  1. Check the price gap: Raw $31.56 vs PSA 10 $235.63
  2. Evaluate gem rate: 3.5% chance of PSA 10
  3. Calculate ROI: After $20 grading fee, ROI is ~357%
  4. Inspect condition: Only submit cards likely to grade 9+