A new model from Vivo is this Zetoni 30E made of European spruce and maple. Setup includes ebony Pegheds, French Despiau bridge, Akusticus tailpiece with integrated fine tuners (which aren’t necessary with Pegheds but some people feel safer this way), and New Harmony composite fitting with 10mm carbon fiber endpin.
Back length 760 mm
Upper bouts 355 mm
Lower bouts 445 mm
String length 700 mm