A peruvian tumi knife is a type of ceremonial knife that is native to the andean region of peru. tumi knives are thought to have been used by the ancient inca civilization for a variety of purposes, including as a tool for sacrificial rituals and as a weapon for defense. peruvian tumi knives are typically made of gold or other precious metals and are adorned with intricate designs and symbols. they are often shaped like a crescent moon and have a rounded end, with the blade curving upwards towards the handle. the handle is typically made of wood or bone and is decorated with engravings or inlaid with precious stones. peruvian tumi knives are still used in traditional ceremonies in peru and are considered to be a symbol of power and authority. they are often given as gifts to important guests or used to symbolize a special bond between individuals.