Closeup of the cordial glass alone.

Closeup of Decanter

I don't know anything about it, but it is lovely and would be a good display in your home even if it is worth nothing. If you can't get help here, do a Google search for the the tea set with the initials.

Thanks Emma, I'll give that a try. Yes, it is beautiful especially when the light strikes it. We're using an LED light instead of an incandescent one, the light is so much brighter with lots less wattage.