Edwardian Ruby, Sapphire & Natural Pearl Tie Pin

A very pretty 15ct62.5% pure gold (or 625 parts pure gold and 375 parts other metals). Popular during the Victorian, Edwardian and Art Deco eras but was discontinued in the mid-1930s. gold tie pin set with a 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., sapphireBlue is the best-known colour for this gemstone but it can be found in all colours of the spectrum. After diamond, sapphire is the hardest gemstone.
and a natural pearlA pearl-bearing mollusc that has not been tampered with by man to produce a cultivated pearl will produce a ‘natural pearl’.. The gold has been worked in a coiled design below the stones. It was made circa 1900-1910.