A sgabello is a type of stool typical of the Italian Renaissance.
An armchair with armrests usually was a chair (sedia) of hieratic(hierarchic?)
Sgabelli were typically made of walnut and included a variety of carvings and turned elements.
This seat was often placed in hallways, carved with a family's imprese or emblem drawn from its coat-of-arms.
Its primary purpose was decorative, therefore the seat was not necessarily comfortable.