This is a well made vintage Ming's of Honolulu sterling silver & Japanese akoya saltwater cultured pearl leaf brooch.

The pearls measure 6.00-6.75mm and have good luster and rosy pink overtones. They are a white color and slightly baroque. They have natural wrinkles, blemishes and other characteristics of baroque pearls. 

It is stamped "STERLING" for sterling silver and "MINGS" of Ming's of Honolulu, a designer popular in Hawaii during the mid-century that went out of business in the 1990's. Wonderful details on the leaves. Total length is 2 1/4 inch.

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