Details of a stamp in my main collection

CID1
StampRef3950
SetRef0
CStateMNH
ItemID15401
CoverID
Qualityfine
Descriptionmint no gum as issued, no hinge marks, no toning, 4 good margins
CollectTypeMain Stamp
Commentrather cheap, but seller was listing LA forgeries as well, which may have put some bidders off. This seems genuine to me, but not 100% sure.
Location9
Multiplicity1
PurchaseID3975
PricePaid23.50
CurrencyGBP
Accession20240709
Disposed

There is one example of this stamp in the collection.