Monica Vinader Siren 18ct yellow gold-plated vermeil sterling-silver and onyx ring

Monica Vinader 18ct yellow gold-plated vermeil sterling-silver and onyx ring100% 925 sterling silver; plating 18ct yellow gold vermeilOnyx Slips onirregular cut gemstone, thin band, polished finishBand width 0.15cm; gem length 0.9cm, width 0.8cmPlease use a soft, dry polishing clothFive-year manufacturer's warrantyPlease note - this piece has been certified in accordance with the Hallmarking Act 1973