You can buy it from Neckel directly, called Ball-Rokoko, figures Z1 to Z24, 1756/63. Selling price is 29.90 euros + shipping.
I bought some flats three weeks ago from Neckel, he is active, kind, I cans end you his email; he is preparing a new catalogue early 2018.
neckelzinnfiguren@aol.de = email to contact Rolf Neckel.