Season 4 Episode 6 at 41.20mins in you will see Finn holding our GT3 Malacca.

TV Episode Synopsis
It's the night of the big fight, Bonnie Gold versus Goliath. As the bell rings and the crowd goes wild, dangers lurk in the shadows for Tommy Shelby and his family. When Changretta plays his final ace, he sets in motion a series of events that will change the Peaky Blinders forever.