Jewellery › Art deco Onyx & Carnelian Ring Image 1 of 2 Image 2 of 2 Art deco Onyx & Carnelian Ring £425.00 An art deco ring with onyx and carnelian set in sterling silverInterior diameter: 20mm Add To Cart Added! An art deco ring with onyx and carnelian set in sterling silverInterior diameter: 20mm