This coffee/tea set appears to be silver plated china/porcelain. It consists of a coffee server with lid (damaged), a tea server with lid, a creamer, a sugar bowl with lid, 5 cups and 6 saucers (1 cup missing). The markings on the bottom of each piece (see attached image) show a mounted black knight above the words "BLACK KNIGHT Hohenberg Studios Bavaria". The marking inside each lid (see attached image) show a handled 'pot' shape with a star topped crown on top of it. The inside of the 'pot' shape is divided into three boxes which contain letters. The top left box contains the letter "C". The top right box contains the letter "M". The bottom box contains the letters "HR". To the left of the 'pot' shape is the number "1814". To the right of the 'pot' shape is the number "1914". Under these markings are the words "Hutschenreuther Hohenberg Bavaria".
The lid to the coffee server has been broken and repaired and the coffee server has several chips and cracks.