I guess you mean how do you make one. Use a Silver Bar on a furnce while having a tiara mould in your inventory. To make it into a certain tiara you can use the Talisman for which type you want on the original altar with the tiara in your inventory.
In RuneScape, you take a silver bar and tiara mold (gems are optional) to a furnace.Use the bar on a furnace and you should get an interface saying 'Craft'.
I went to a party as Chiquita banana...
Any tiara allows you to gain one-click entry to the rune alter that it corresponds to. So, if you have a nature tiara, you can go right into the nature alter to craft nature runes. It works pretty...