The Coat of Arms displays (besides the Chief, which is default to every City in the Duchy, which is an Argent, a FUMO gules) a Or dragon with all attributes gules in an Azure shield. The dragon is referring to the Bargaldons, a tribe which ruled in 1373 B.C. near Regione Oppio. Their symbol was a rampant dragon, often with a gold-color concrete and red paint.

The Blazonry reads:

Per pale (Or, a horse Gules, a gate Gules portcullised or and ported sable and windowed azure) and (Azure, a lion Or, a bend (Quarterly Or and Gules)), a chief (Argent, a fumo Vert)

The Coat of Arms displays (besides the chief given to Smolities, which is an Argent, a FUMO vert) two different coat of arms depicting two different families.

As Castelvecchio was founded by people with good faith, these people were given two common surnames:

The Rocca, and the Barbena.

The Rocca one is depicting a Castle door gules, referring to the Castle were people of this group lived together. On top of the Castle is shown an horse rampant gules, referring to the use of horses for commerce by this group.

The Barbena one is depicting a Bend in a Chess style, referring to how the paths were designed by this group.

Then, its depicted a Lion rampant or with a forked tail, depicting the willpower of the group.

The Blazonry reads:

Per pale (Or, a horse Gules, a gate Gules portcullised or and ported sable and windowed azure) and (Azure, a lion Or, a bend (Quarterly Or and Gules)), a chief (Argent, a fumo Vert)

The Coat of Arms displays (besides the chief given to Smolities, which is an Argent, a FUMO vert) two different coat of arms depicting two different families.

As Castelvecchio was founded by people with good faith, these people were given two common surnames:

The Rocca, and the Barbena.

The Rocca one is depicting a Castle door gules, referring to the Castle were people of this group lived together. On top of the Castle is shown an horse rampant gules, referring to the use of horses for commerce by this group.

The Barbena one is depicting a Bend in a Chess style, referring to how the paths were designed by this group.

Then, its depicted a Lion rampant or with a forked tail, depicting the willpower of the group.

The Blazonry reads:

Per pale (Or, a horse Gules, a gate Gules portcullised or and ported sable and windowed azure) and (Azure, a lion Or, a bend (Quarterly Or and Gules)), a chief (Argent, a fumo Vert)

Blanzonry:

Azure, a chief (Argent, a cross Gules), a twig of holly Or fructed gules and slipped vert

Blanzonry:

Vert, a chief (Per pale (Argent, a cross Gules) and (Gules, a cross Argent)), a hands in prayer Carnation

Blanzonry:

Vert, a chief (Per pale (Argent, a cross Gules) and (Gules, a cross Argent), a bend (Or, 3 fumos Sable)), a two headed eagle Argent

Blanzonry:

Azure, a bordure (Tierced per fess Gules and (Fretty Argent and Sable) and Gules), a tree of life Brunâtre leaved vert

Blanzonry:

Tierced per pale Vert and Gules and Vert, a dragon Or

Blanzonry:

Bleu celeste, a tree eradicated Brunâtre leaved vert, a base Vert, a bear Buff

Blanzonry:

Tierced per fess (Argent, a fumo Sable) and (Or, a fumo Gules) and (Gules, a fumo (Per fess Argent and Or))

Blanzonry:

Bendy Gules and Argent, a open scroll (Cendrée, a fumo Sable)