 It is not clear who is the legal owner.The value of crowns, diadems and various jewels is valued at over €2.5 Billion.On being made Grand Duke of Tuscany Cosimo I de' Medici was granted the use of an open radial crown with a representation of the red Florentine fleurs-de-lis with its stamens posed between the petals in place of the ray in the front, completely covered with precious stones, by Pope Pius V, who specified that the circlet of this crown be engraved with an inscription that the crown had been granted him to wear by the Pope.