Different gemstones have different colors because of their unique physical structure, gemstones have some special optical effects under illumination.1. Starlight effectThe arc-shaped convex gemstone is illuminated by a point source, and the surface of the gemstone exhibits an optical phenomenon of f

Natural diamonds often "hide" about 150 kilometers deep in the earth, and can only be formed after billions of years under extremely high pressure and an environment exceeding 1000°C. According to the physicist organization network news, a research team led by the Australian National University an

Are natural diamonds better than laboratory diamonds? If their 4 C's of diamond grading are the same, well at least, they look like the same to the naked eye.1.4C's. It's no easy to compare the color and clarity of Lab grown diamond and artificial diamond.