NERON 37-68 coin identification

Hi I'm looking for help with this coin, 24 mm diameter, ~3 grams (sorry my scale doesn't have decimals). 

Tourist replica coin, Portraits Appear to be imitating a billon drachma of Nero from Alexandria.

 Probably part of a series - each Emperor and the years. 

Though from somewhere that spells Nero as Neron … 

Similar was given away with petrol, perhaps. 

 Here is an example, from a different series, and Emperor … 

Token: N#146336 

Series: https://en.numista.com/catalogue/series.php?id=2698