Set of 3 plant pots ceramano pergamon hanns welling 1950s 1960s

Beautiful set of 3 planters with the decor "pergamon", designed by hanns welling for ceramano around 1960. Model numbers 501/3, 501/2 and 501/1. Dimensions: 501/3: height 6 9/10" (17.5 cm), diameter top / stand 7 9/10" / 5 3/4" (20 cm / 14.6 cm), weight 1600 gms. 501/2: height 6 1/3" (16 cm), diameter top / stand 7" / 5 1/3" (18 cm / 13, 5 cm), weight 1100 gms. 501/1: height 5 1/3" (14.4 cm), diameter top / stand 6 1/5" / 4 3/4" (15.8 cm / 12 cm), weight 800 gms. 24___1.