60s 70s large enameled flower pin brooch 3.5”

Vintage 1960s 1970s large enameled flower pin. The petals are green and blue, with a blue dome-shaped center. The back is white. The pin isn’t glued on. It’s bolted into the flower parts. The front is in excellent condition. There are some chips to the white enamel on the back. From a smoke free and pet free home.