Glaze is more like a brownish/tan.  I don't see this very often.  I am not certain if it was an underfired other, or a unique glaze. It has a faint blue around the belly ridge.  
Dimensions (H X W in inches):3.25 X 4.25
Maker Mark: yes
Stillwater Mark: No

Warren Mackenzie chawan teabowl

$420.00Price