Still, the stone’s cut, colour, and clarity help you a great deal in being sure. You can also go for a professional assessment of your amethyst.
February birthstone Amethyst is primarily a purple or violet stone. But don’t be surprised if you find one with a slightly reddish amethyst. However, amethyst’s brightness varies from stone to stone.
An authentic amethyst usually appears clean with the naked eye. That means the stone is free of inclusions – visible contents trapped in a gem during its formation. Moreover, bubbles and discolorations are also eye-clean.
Amethyst is easy to cut and can be smooth and polished. Amethyst jewellery comes in a wide variety of shapes and sizes. Round shapes, pear shapes, squares and hearts, are some of the common shapes in which a genuine amethyst is available.
However, if the amethyst stone is cut into a round shape, look for uneven distribution of colour. Since in an authentic amethyst stone there is colour variation, it is cut round to make the inconsistency less noticeable.
Amethyst is available in various size ranges and can be set into a variety of jewellery. Moreover, it’s popular as a large centre stone as the price per carat does not increase drastically with larger size.
February birthstone Amethyst is also easily found in calibrated cuts. That means amethyst stones are cut exactly to standard industry sizes, in all qualities. However, the specific gravity of amethyst should be around 2.65.