Elegant french 18 carat gold repousse poissarde earrings circa 1820 
Decorated with blue and cream enamelled flowers
These are the type that you fasten from behind. 
Poissarde earrings got their name from the french fisher women who wore them (evolving from oyster and mussel shell decorated earrings) 
Measure about 40mm long 
Weight - 2.9g 
18 carat gold