Art Deco 18ct White Gold, Ruby & Diamond Eternity Ring

A good 18ct75% pure gold (or 750 parts pure gold and 250 parts other metals) white goldWhite gold is an alloy of gold and at least one other white metal – most often nickel or palladium (both of which act as a bleaching agent to reduce the natural yellow colour of the gold). rubyOne of the most valuable gemstones on earth. From the corundum family, the red variety being ruby and the blue, sapphire. With the exception of the diamond, corundum is the hardest of the gemstones on the Mohs scale scoring a 9. and diamondA precious, lustrous gemstone made of highly compressed carbon. Diamonds are one of the hardest materials known to mankind. Colours of diamonds range from colourless, yellow, orange and brown to almost black. Natural coloured (or ‘fancy’) diamonds can be extremely rare. The cut, colour, clarity and carat weight of a diamond are the criteria jewellers use… eternity ringA ring given as a symbol of lasting affection, typically set with an unbroken circle of gems.
. It was made circa 1920-1930 and is set with good white diamonds and rectangular cut rubies.