Dishes from Bali Belgium, 1970s, Set of 3

Set of 3 pieces Boch Bali /Belgium decor 1970s comprising: 1 sauer (base diameter 17cm and height 10cm), 1 cup (length 24cm and width 16cm) and 1 large dish (diameter 29 cm and height 4cm).
The 3 pieces are in good condition. This piece has an attribution mark,
I am sure that it is completely authentic and take full responsibility for any authenticity
issues arising from misattribution