Victorian 18ct Gold Oval Cufflinks Set With A Sapphire, Ruby & Diamonds

A very good pair of heavy gage 18ct75% pure gold (or 750 parts pure gold and 250 parts other metals) gold cufflinks that were made circa 1880. They have each been set in star shaped settings with two diamonds, a 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 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.. They are in lovely condition and are as wearable now as when they were made were made circa 1880.