It's infuriating to be honest. It does look like Britannia on the reverse.
I have a Roman intaglio ring to take to the Museum of London that I found on the river. I shall take the coin maybe the coin expert will fathom it
Appreciate the replies.
http://www.dailymail.co.uk/news/article-2977785/Was-one-30-pieces-silver-Judas-betrayed-Jesus-Coin-bought-just-29-date-126BC.html Well, the story made me laugh.
http://www.ebay.co.uk/itm/Aethelred-II-Silver-Penny-991-997-AD-LOT-2-/321481592411?pt=UK_Coins_BritishHammered_RL&hash=item4ad9cbce5b I hope the person meant striking crack!
If it's lead...it looks like a seal. Cloth seal for bailing up bags. Bit like this one https://encrypted-tbn3.gstatic.com/images?q=tbn:ANd9GcR9I9gSJ3vgNYyyRn6w522yxGDcvMsRlGEH4Hzhji3UWpR6ZzD_