Silver filled Solid gold makes up 10% of the jewellerys total weight.
The layer of gold , is permanently bonded with heat and pressure onto the silver base. With excessive and rough use these pieces can tarnish but this is very rare because pure gold does not tarnish. Gold filled jewelry is suitable for every day wear, just like solid gold, but without the price tag.
Gold plated
Solid gold makes up less than .05% of the Jewellery total weight.
The gold is not actually binded onto the silver metal, and can fade/tarnishe very quickly with everyday use.