Hello Rebecca, I’m very glad that you chose Mearto for your online appraisal, Considering the photographs, overall pattern, knot density and the colours, I concluded that this is a Modern Chinese Raw Yixing Pottery Tea Set, dates back to the period between 1990-2020. Yixing clay is a known type of clay which is known for it'S dark colour and durability. It is widely used in contemporary and modern works. The set is composed of 4 Tea Cups, 4 Saucers and 1 Tea Pot With Lid. A total of 10 pieces. The pieces don't have decorational elements on them except the bamboo shaped handles of the tea cups. This raw appeareance is a characteristic to Yixing Clay Pottery. These were probably bought from China as souvenirs or purchased from China via online markets. The mark underneath pieces also confirms the period, it was used widely after 1980's. Pieces made for export purposes. The set is in very good condition witout any visible problems. Yixing Clay. Condition: The set is in very good condition witout any visible problems. Provenance: Inherited. 30-50$. Please don’t hesitate to reach us again for more online appraisals on your precious items, thank you for choosing Mearto.