This is a mid century modern Carstens Tonnieshof ‘Ankara’ Vase, designed by Helmut Scholtis in 1963. It features a dark, textured finish with turquoise/teal accents. The design is a popular example of West German Art Pottery.
This unsigned piece is a vintage studio pottery vase, it exhibits a classic mid century modern studio art style most likely Ontario Studio Art Pottery.