Vintage 1950s Sarah Coventry Intaglio Black Hematite Cameo Clip-on Earrings

Downsizing my Mother's costume jewelry collection. Materials: Aluminium, Brass, Glass Gemstone: Hematite Closure: Clip-on Jewellery style: Victorian These Intaglio Cameo Clip On earrings are oval shaped in a goldtone shiny metal with a black hematite carved cameo, mounted at center. The cameo depicts a woman facing right and left in a gray color. Great vintage condition, considering earrings' age. Show minor signs of age and wear. Some tarnish - might require light cleaning/polishing. There is a tiny mark on one of the earrings - please see the video. Due to the unique nature of vintage items, they are being sold as is. Please keep in mind that most antique and vintage items will show wear and imperfections consistent with their age and use. Note : I don't clean vintage jewelry before I sell it. The cleaning is up to the buyer as every collector has their own method. Don't want to devalue it, if something goes wrong. Measure approximately 1" x 0.75". Questions? Leave a comment below, please.