Riva 29 Grand Yacht Search Stock & Used Yachts The 29 Grand Yacht is a superyacht from Italian builder Riva. The 29 Grand Yacht is a yacht built from fibreglass, featuring a hull design. Read More Specs Length 29m Materials Fibreglass Hull & Superstructure Show Full Specs Hide Full Specs Full Specification Principal Characteristics Length overall 29m Hull GRP Superstructure Fibreglass Yacht Designers Exterior Designer Officina Italiana Design Interior Designer Officina Italiana Design Show Full Specs Hide Full Specs