Early Victorian Red Vauxhall Glass Daisy Earrings

The English registry marks on the reverse of these earrings indicate they are over 170 years old.  The daisy's are created  in mirrored Vauxhall glass on brass. They were made in London in December of 1842.  The Vauxhall Glassworks in London manufactured pieces like this in the 18th century through the mid-19th century.

Drop measures 1.6".