Weltmeister Topas III je klavirna harmonika sa 37 dirki i 96 baseva. Leva ruka četvoroglasna i desna ruka troglasna.
Prodaje se u kompletu sa koferom i kaiševima.
The accordion Topas III is being in demand among advanced learners and hobby musicians for many years now. This model is the ideal student's accordion due to it's large gamut, it's light weight and the excellent sound it creates.