Antique Enamel Art Nouveau Hatpin 8 1/4" Long Victorian Cottage Core Hat Pin

The top is a sweet shape to it and is white with a blue flower center it measures 1 1/2 x 3/4 inches (it has a few tiny dark lines on one side of the rim but it's not cracked I think it's just the metal showing?).  The pin is slightly curved and is 8 1/4 inches long