For Zealous and Devoted Service of the Realm (Swedish: För nit och redlighet i rikets tjänst) is a reward medal awarded to one who has been a Swedish State employee for 30 years and has shown "zealous and devoted service".

[5] The medal is made of 23 karat gold, weighs 11 grams and has a diameter of 27.5 millimeters[2] ("6th size" according to the Berch's Scale).

The medal is worn on the left side of the chest in a 28 millimeter broad, blue ribbon with yellow edges.

The medal is in its present appearance on the obverse provided with King Carl XVI Gustaf's portrait in profile made by Ernst Nordin.

The reverse has the text "For Zealous and Devoted Service of the Realm", along with the name of the recipient and an oak leaf wreath.