1920's Art Deco Platinum Garnet and Diamond Signet Ring chopard Stamped PATENT and PBS

Stamped PATENT and PBS

I'm almost certain they're some type of shell

The ring is adorned with subtly pinched shoulders and an open-worked gallery

Its head is stylised with angular elements in keeping with Mid-Century design circa 1950

no fluorescence

1920's Art Deco Platinum Garnet and Diamond Signet Ring chopard Stamped PATENT and PBSArt Deco ,1930 This exceptional Art Deco signet ring showcases a stunning 3. 5 carat Almandine Garnet, displaying the typical rich, deep hue. The garnet is flanked by two flush set, D colour, baguette cut diamonds. Crafted in high quality matte platinum, it has developed a lovely gentle patina and is a real testament to exquisite craftsmanship. STONES Almandine Garnet Diamond MEASUREMENTS Head: 11. 6mm x 9. 73mm WEIGHT 13. 71 grams MARKS Stamped