Vintage English Square Amethyst 18k Yellow Gold Stud Earrings

Vintage square faceted amethyst earrings in 18k yellow gold. ID#: EAR726 Amethysts: Two (2) bezel set, square faceted amethysts measuring 7.4 x 7.4 x 3.5mm  Metal: 18k yellow gold  Weight: 2.74g (earring backs not included)  Markings: '750' Crown hallmark, Rook hallmark (English) 'CI' (maker's mark)