Question: What is is a concave golden disc of a weight of 25.23 g and a diameter of 4.5 cm, that had a king of Denmark and Norway was mentioned in the inscription of the disc?
Sentence (from "Harald Bluetooth"): Harald "Bluetooth" Gormsson (Old Norse: "Haraldr Gormsson" , Danish: "Harald Blåtand Gormsen" , died c. 985/86) was a king of Denmark and Norway.
Relevant evidence: Yes