This Gentlemen's Tie Tack is made completely from Mammoth Ivory. The center piece is about 10,000 years old and the petals are 30,000 year old Fossil Mammoth Ivory, both found in Alaska. This piece is mounted with shiny Brass findings. .75" 30$ This Tie Tack would make a one of a kind Father's Day gift. It comes in a white cotton filled gift box and has a life time warranty.