A Victorian gold amethyst brooch

A Victorian gold amethyst brooch, an oval mixed cut amethyst with six triangular claws and a plain gallery, with safety chain, 'C' catch and metal pin, marked 9c, 30 x 20mm, 8.97g
Sold for £45

Condition report:
Some very minor nibbles to crown facet junctions of amethyst, visible under 10x magnification, not easily visible with the naked eye.
Tarnish/surface marks to gold.
Pin slightly loose.
Amethyst a little dirty around the gallery, would benefit from being cleaned.