Under natural daylight, it exhibits a mix of blue and purple tones in this gemstone. Definitely, they do not change depending on the individual mood, but under different light conditions. Sapphire has gone beyond the mentioned rare colours, to colour change from purple to blue and blue to purple. Sapphire sourced from Burma, Sri Lanka, and Madagascar, while Kashmir receives the highest premium on per carat weight. However, “beauty is in the eye of the beholder”, consumers in the Asian mainly source for “Cornflower Blue”, whereas, the westerner prefer the “Royal Blue”.

One of the most valuable sapphire colours is cornflower blue. It eases communication between family members, spouses and friends. A pure blue symbolises inspiration, sincerity, calmness, and psychic power. Investment in Sapphireīlue is symbolic of truth, peace, and spirituality. They equipped with sophisticated technology which able to identify various type of heat-treatment. In local there is experienced independent gemologists laboratory which certified coloured gemstone.

The artificially enhanced colour may look brilliant and intense, but the sapphire will often be valued at a lesser price.Ī reputable laboratory certification from GRS Swisslab or GIA Gemological Institute of America is important. Although these gemstone certifications may indicate that it’s natural, it simply means that the sapphire is ‘natural’ in that it wasn’t created in a laboratory. Take care to notice any gemstone certification that has colour diffusion written on it.

Colour diffusionĬolour diffusion introduces artificial chemicals to enhance a sapphire’s colour. However, if you are able to source a natural, unheated sapphire with minimal to no inclusions and blemishes, you’ve found yourself a gem that can easily command a high premium. Ruby is also commonly heat treated, whereas emerald with oiling to achieve the same desired improvement.Ī pastel-toned sapphire is ideal as it is will be of the highest saturation and clarity. Such heat treatment methods are increasingly common as it also helps to dissolve minor inclusions within the gemstone, thus further enhancing its clarity. Sapphire is heat teated to achieve an improved overall appearance and colour.

Burma Blue Sapphire Earring Heat Treatment

Padparadscha sapphire engagement rings