Vintage Art Deco Open Back Abalone and Mother store of Pearl Brooch c.1920’s/30’s

This is a beautiful original Art Deco piece of jewellery depicting a 1920's lady.
It is made from goldstone edging, abalone and mother of Pearl
The brooch is in excellent condition and the ‘C' clasp is in perfect working order
Approximately 5.5cm x 4.5cm
Weight = 24.65g
An ideal collectors item store for use as intended or for display purposes
Please see all photos as they form part of the description