Details of a stamp in my main collection

CID1
StampRef3187
SetRef0
CStateMH
ItemID15250
CoverID
Qualityfine
Descriptioncentred slightly low, good perfs
CollectTypeMinor Variety
Commentis this on the green shade of the Dah Tung 8c?
Location
Multiplicity1
PurchaseID3760
PricePaid7.73
CurrencyGBP
Accession20231115
Disposed

There is one example of this stamp in the collection.