Spencer - Navajo Sterling Silver order Rectangular Slightly Domed Pin / Brooch with Mother of Pearl and Amethyst Cabs and Stamp Work

This nicely made sterling pin with mother of pearl and amethyst was made by Navajo artisan Spencer. It's in good vintage condition with light wear. The mother of pearl and amethyst all are well set. The brooch is slightly domed and measures 2 9/16 inches by 1 1/2 inches. There is a straight pin with rolling lock in good working condition. It order weighs 16 grams and is hallmarked Spencer, Sterling.