NWOT Worthington hand painted porcelain flower brooch

This beautiful hand painted brooch is new in the box. The flower is pink with lavender tips and the stem is gold tone. It looks to be gold plated but it is not marked. Perhaps you can find this product and verify whether it is or not. The total approximate length tip to stem is 2 1/2 in. and the widest depth of the flower is approximate 1/2 in. It comes with a note regarding hand painted porcelain origination and is in its original Worthington box.