Rings by Hannah Bedford Oxidised silver bands are interlaced and entwined with a generous scattering of granules to form a single striking ring. Granulation in oxidised silver with 18ct Gold granules for luxurious contrast. Features Primary Material : oxidised silver & 18ct gold One of a Kind : No Metal : 18ct gold and oxidised silver Hallmarked : No Cleaning InstructionsOxidisation is a surface treatment given to the silver. Over time this can start to rub back, exposing the silver underneath. This is particularly true of rings, as they receive more everyday wear. This worn affect can be very desirable as silver highlights are added to the piece.