Rare studio vase - Helmut Schäffenacker

A rare vase by Helmut Schäffenacker / Ulm - Germany. Around 1970. Vertical cuboid shape, with wave-shaped shoulder and short cylindrical neck. Red clay, with earthy-brown glaze. Marked underneath with moulded V638. Height 4.1',, base approx. 2.4' x 4.7'. The object has one small chip which can be seen on the photo, apart from this excellent condition. One of the Schäffenacker-pieces which is hard to get!