Set of 4 porcelain coffee cups and saucers Frost Flower / Ice Blossom design 1963 buying Tapio Wirkkala for Rosenthal

buying Set of 4 coffee cups and saucers Frost Flower or Ice Blossom, designed 1963 by the Finnish designer Tapio Wirkkala for Rosenthal Studio Line Germany.
Rare classic design from the Finnish designer Tapio Wirkkala, named Frost Flower / Ice Blossom / Eisblume
Sixties design in white delicate porcelain decorated with a band of large ice flowers in blue and grey, small ice flowers and ice crystals.
The Finnish designer Tapio Wirkkala is famous for his iconic Nordic design.
The set is in perfect condition – except for one saucer who has some damage at the bottom please look at photo 7

Cup height 8 cm = 3.15"
Cup diameter 7.8 cm = 3"
Saucer diameter 12.5 cm = 4.9"