This is a rare (ish) find!

Cobalt blue bottles used to be used for poisonous medicine however these days there are replicas and there are drinks made using blue glass. 

However the pieces washed up take 10-20 years to become that frosty beautiful sea glass that we know and love so let’s say this is a small piece of heart-shaped history.

This is an as-found piece which in itself is quite rare to