The vintage enamel rhinestone/maracasite tree frog brooch is a charming piece of jewelry featuring a multicolor design with a green & black enamel main color. The brooch is made of enamel and showcases a unique and whimsical tree frog design, adding a touch of vintage flair to any outfit. Perfect for those who appreciate unique and eye-catching accessories, this brooch is a statement piece that is sure to stand out. Looks like it might have a mark but to hard to make out, doesn't stick to heavy magnet and tested foe 10k but is a silver color so unsure of the metal.