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Pattern Group

Overgrade

OVERGRADE
2 cases documented TPG: NGC 2 countries
Critical 1 High 1

Multiple documented cases exhibit similar characteristics classified under this pattern. The cases below share a common error classification and have been independently verified.

Cert # Subject Grade Category Severity
United States Dollar 2026 8694471-346 NGC-2026-020 United States Dollar 2026 MS 70 QC Failure Critical
United Arab Emirates Dirham AH1406 (1986) 8369497-002 NGC-2026-014 United Arab Emirates Dirham AH1406 (1986) MS 67 QC Failure High