Please can anyone help indentify a silver coin?

[nat&maine]

I found this in hertfordshire England please Any help at all??

 

Amazon Forum Fav 👍

Upgraded Night Vision Monocular Digital Infrared Monocular Telescope for 100% Darkness with 8X Zoom - Grab it through Amazon!

[deepsecrets]

Vespasian Silver Denarius

 

[Mackaydon]

Ten-year follow up. The reverse shows the goddess Vesta and the letters TRI POT which stand for TRIBUNICIA POTESTATE - Tribune of the Roman people, literally the representative of the people in the government. Coin date ~AD72-73
Don in SoCal