Turquoise "lava" double-handled vase - red & black enamel drips

Double-handled vase, 30cm, ceramic with a "lava" effect, glazed in red and black. Good condition with its original firing flaws...significant loss of turquoise glaze in places...visible raw ceramic; chip or small firing flaw on the neck (see photos) 30cm height. 17cm width. 10cm depth. 13cm X 10cm oval neck. 10cm X 8cm oval base. 1000g. Origin unknown, unsigned.