Ribbon: Blue with orange edges.
	   Instituted: 8 May 1858 by Duke Adolph of Nassau, abolished when Nassau was subsumed into the German Empire in 1866 and it was reinstated as a Grand Ducal order in 1890.
	   Awarded: For exceptional services to Luxembourg or the Ducal House, or excellence in the arts and sciences.
	   Grades: 8 (Grand Cross, Grand Officer, Commander with Crown, Commander, Officer with Crown, Officer, Knight with Crown and Knight), plus Gold and Silver Crosses and Gold, Silver and Bronze Medals.
  
    | Grand Cross: Badge |  | Sorry - no picture of reverse | 
  
    | Grand Cross: Star |  | Sorry - no picture of reverse | 
  
    | Grand Officer: Badge |  | Sorry - no picture of reverse | 
  
    | Grand Officer: Star |  | Sorry - no picture of reverse | 
  
    | Commander with Crown |  | Sorry - no picture of reverse | 
  
    | Commander | Sorry - no picture of obverse | Sorry - no picture of reverse | 
  
    | Cross of Honour for Ladies | Sorry - no picture of obverse | Sorry - no picture of reverse | 
  
    | Officer with Crown |  | Sorry - no picture of reverse | 
  
    | Officer |  | Sorry - no picture of reverse | 
  
    | Knight with Crown | Sorry - no picture of obverse | Sorry - no picture of reverse | 
  
    | Knight |  |  | 
  
    | Gold Cross | Sorry - no picture of obverse | Sorry - no picture of reverse | 
  
    | Silver Cross | Sorry - no picture of obverse | Sorry - no picture of reverse | 
  
    | Gold Medal | Sorry - no picture of obverse | Sorry - no picture of reverse | 
  
    | Silver Medal | Sorry - no picture of obverse | Sorry - no picture of reverse | 
  
    | Bronze Medal | Sorry - no picture of obverse | Sorry - no picture of reverse |