Set of Four Wilhelm Kåge Bowls Våga Gustavsberg Sweden 1950s

Rare set of Wilhelm Kåge ‚Våga’ (wave) bowls for the renowned Swedish ceramic manufacturer Gustavsberg in the 1950s. 
Hand-crafted of white glazed stoneware. All pieces marked on bottom. 
From left to right, individual prices. Listed price is for the whole set.
Shell vase
Width: 26 cm
Depth: 14 cm
Height: 18 cm
Very good condition
PRICE: CHF 420
Small bowl
Diameter: 12 cm
Height: 8 cm
Very good condition
PRICE: CHF 280
Oval shaped bowl
Width: 22 cm
Depth: 18 cm
Height: 10 cm
Very good condition, remains the original gold foil label. 
PRICE: CHF 340
Round medium bowl
Diameter: 15 cm
Height: 10 cm
Good condition with slight discoloration inside
PRICE: CHF 290