Small Tea Bowl Tenmoku

Vintage stoneware bowl made in Japan, late 19/early 20 C.
 
This is a small, palm sized tea bowl, that is for Koicha/Matcha tea practice. Not suitable for more common Usucha/Matcha drinking.
 
Deep and round shape. Tenmoku glazing, showing Nogime (fine lines). The foot is unglazed, dark coloured clay.
 
Condition: Pre-owned. Black tactile soot inside/outside of the cup. This is reflected on the price. See the images.  
 
Dimensions:
Diameter 10.5 x  Height 5.5 cm / 4.13 x 2.17 inches