As with some other papal tiaras, it was made of a solid silver exterior over a felt lay.

Popes ceased to wear papal tiaras in 1963 though the usage has not been abolished.

They had a mass of worthless artefacts from crowns to Papal tiaras that they hired out.

A camelaucum which was similar in shape to papal tiaras, was part of court dress in Byzantium.

From the 15th century when the papal tiara received its third and final tier, the decoration of papal tiaras followed a standard format.

It was not just the frequency of the receipt of papal tiaras that increased, but also their value and scale of the decoration.

However, more than 20 other tiaras remain in the Vatican (see List of papal tiaras in existence).

See the article Vicarius Filii Dei for the claim that papal tiaras are inscribed with those words.

Photographs do however show it displayed in the distinctive form used by the Papal Sacristy to display its collection of papal tiaras.

Existing papal tiaras remain available for any future pope who may choose to use one, unlikely though it may appear that it will ever be used again.

While following the traditional cone shape of papal tiaras, its upright golden crowns create an external shape that differs from most tiaras.

It is also unconfirmed as to whether it is currently in the Papal Sacristy in the Vatican alongside the other papal tiaras.

Future popes could decide to wear papal tiaras, including the Tiara of Pope Gregory XVI, in the future.

The Tiara of Pope Pius VII was the first tiara manufactured to replace the papal tiaras stolen and smashed on Napoleon's orders.

Neither the Catholic Encyclopedia's nor Father Saunders' account agrees with Pike's earliest version of the ritual, which includes neither trampling or stabbing a skull and no mention of papal tiaras at all.

It has been speculated that lappets first were added to papal tiaras as a form of sweatband, with inner cloth being used to prevent popes from sweating too heavily during papal ceremonial in hot Roman summers.

Pope Paul, while choosing not to wear his tiara, nevertheless never abolished the use of papal tiaras, explicitly requiring in his 1975 Apostolic Constitution Romano Pontifici Eligendo that his successor be crowned.

In 1798, Pope Pius's predecessor Pope Pius VI had been forced into exile when French troops invaded the Vatican and stole or destroyed all the ancient papal tiaras owned by the Holy See.

This period saw the largest accumulation of papal tiaras in modern times, with both popes accumulating 10 tiaras between them, with Leo receiving an unprecedented solid gold tiara in 1903 to commemorate his Silver Jubilee on the papal throne.

The tiara provided by the last was made from elements of former papal tiaras destroyed after the capture of Rome, and was given to Pius VII as a 'wedding gift' to mark Napoleon's own marriage to Empress Josephine on the eve of his imperial coronation.