This is a high quality vintage Japanese saltwater akoya cultured pearl and pink topaz mid-century brooch or pendant.

The pearls are extremely lustrous and measure 5.50-5.75mm round. They have very bright rosy pink overtones.

It is made of solid sterling silver with a leafy spray design. It is stamped "STERLING". It measures 2 1/8 inches long. Can be worn as a brooch or pendant. From Japan, mid-century. 

All pearls are truly vintage and have only been lightly cleaned.