Once in a life time, the japanese emperor and his wife, Michiko, come to Yogyakarta to buy a silver, in a blink of an eye, she directly take this pin. In the end, this pin is well- known as Michiko pin. It is made from filigree silver which is the technique of formimg a craft design from a very soft silver threads to make your very own signature craft. This brooch was made of by silver wire that use 92,5% of silver. It's called filigree silver handicraft.