Vintage Solid 9ct Gold Garnet Ring Signet 9k 375 Art Deco Style 1958 Hallmark Pyrope Gemstone Square Round Mens Womens Jewelry Jewellery operculum shell I can't quite figure out

I can't quite figure out what the pattern is

made from genuine amethyst and finished with a citrine

the items has some dents/recesses in the faces

Overall condition is good and the screws open and close well

The cameos have been hand carved and are made of green fluorite

Vintage Solid 9ct Gold Garnet Ring Signet 9k 375 Art Deco Style 1958 Hallmark Pyrope Gemstone Square Round Mens Womens Jewelry Jewellery operculum shell I can't quite figure outDESCRIPTION: A fantastic vintage solid 9ct gold garnet solitaire ring, fully hallmarked dating to 1958. It sizes at approx. UK P or US 7. 75 and weighs approx. 2. 24g. As to be expected with age and use, the garnet has some rubbing on the face, see pictures video.