Guardian TCG
GuardianTCG

Blastoise Grading Value — Is It Worth Grading?

Raw price: $89.52 | PSA 10 value: $439.85 | Gem rate: 1.6%

Verdict: Maybe — only submit cards in pristine condition

Estimated grading ROI: 302% (assumes ~$20 PSA economy submission)

How to Decide

  1. Check the price gap: Raw $89.52 vs PSA 10 $439.85
  2. Evaluate gem rate: 1.6% chance of PSA 10
  3. Calculate ROI: After $20 grading fee, ROI is ~302%
  4. Inspect condition: Only submit cards likely to grade 9+