Vintage Filigree Spun Silver Japanese Akoya Pearl Flower brooch sterling silver

This is a lovely spun silver filigree Japanese akoya saltwater cultured flower brooch. The pearls are 4.50-6.50mm round. They have great luster with rosy pink overtones. It is made of solid sterling silver and set among delicate filigree leaves and petals. It is stamped "STERLING SILVER". From the mid-century. All pearls are truly vintage and have only been lightly cleaned. Original box is included. Please, refer to all pictures provided to see original condition and measurements of the brooch, as they are part of description. Thank you!