Statements (60)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:grading_scale
|
| gptkbp:appliesTo |
trading cards
sports cards non-sports cards |
| gptkbp:gradeDescription |
PSA 10: Gem Mint
PSA 1: Poor PSA 2: Good PSA 3: Very Good PSA 4: Very Good-Excellent PSA 5: Excellent PSA 6: Excellent-Mint PSA 7: Near Mint PSA 8: Near Mint-Mint PSA 9: Mint |
| gptkbp:gradeLabel |
PSA 1
PSA 1.5 PSA 10 PSA 2 PSA 2.5 PSA 3 PSA 3.5 PSA 4 PSA 4.5 PSA 5 PSA 5.5 PSA 6 PSA 6.5 PSA 7 PSA 7.5 PSA 8 PSA 8.5 PSA 9 PSA 9.5 |
| gptkbp:grades |
1
|
| gptkbp:gradingCriteria |
gptkb:surface
edges corners centering |
| gptkbp:halfGradeExample |
PSA 1.5
PSA 2.5 PSA 3.5 PSA 4.5 PSA 5.5 PSA 6.5 PSA 7.5 PSA 8.5 PSA 9.5 |
| gptkbp:hasHalfGrades |
true
|
| gptkbp:introduced |
gptkb:Professional_Sports_Authenticator
|
| gptkbp:introducedIn |
1991
|
| gptkbp:maximumGradient |
10
|
| gptkbp:relatedTo |
Beckett grading scale
SGC grading scale |
| gptkbp:usedBy |
gptkb:Professional_Sports_Authenticator
|
| gptkbp:usedFor |
card authentication
card encapsulation card valuation |
| gptkbp:bfsParent |
gptkb:Professional_Sports_Authenticator_(PSA)
|
| gptkbp:bfsLayer |
7
|
| https://www.w3.org/2000/01/rdf-schema#label |
PSA grading scale
|