The newest diatonic model made by Siwa & Figli in wood. It is possible to make your custom made instrument choosing from different kinds of natural wood.

34 buttons ,12 basses 3 chores 

no basses, 5 registers 

possible to personalize (color.keyboard, bass)

Diatonic accordion (mainly for Brasilian market)

37 buttons (keyboard)

60 basses

3 chores on right and left side