It is brand new, never used before.
Therefore, it has never been used before.
Brass when it is not being worn for a long time, Its color will look old.
You can put it soaked in lime water or vinegar, for about 5-10 minutes
Then rinse with clean water, It'll definitely clean and new.
It was produced in a vintage style.
Please understand the color of the brass is not same colors of gold.
When you wear 1-2 weeks, its color is more beautiful.