Need help identifying this Roman coin

Hello! 

I need help to identify this coin: 

It is about 2.4 gramms,  and There is an O or a 0 at the mintmark.

Thank You!

Vilmos 

Hello 🤖

Without pictures, it will be very difficult for anyone to help you. Could you please post clear pictures of each side of your item?

Please note that this is an automatic message. Feel free to ignore if it is not relevant.

Hello

https://www.vcoins.com/fr/stores/traianvs_coins/250/product/constantinopolis_commemorative_series_follis_333335_ad_rome_mint_rcrowne_victory_on_prow/922125/Default.aspx

Bust of Constantinopolis, l., wearing helmet and imperial cloak, holding reversed spear.
CONSTAN-TINOPOLIS
Victory standing l. on prow holding spear and shield

Thank You  everybody for your quick help ! 

Is it possible it can not be found with this mint on numista yet? 

Thank You again!