The tradition of giving engagement rings, as an engagement present was established in 1477 when the Archduke Maximillian of Austria gave a diamond ring to Maria of Burgundy.
Up to the fourth century, ideal cut diamonds were known only in their rough, or crystalline forms. They came in a variety of shapes, the most common being the octahedron. This was a crystal with eight faces, resembling two pyramids joined at their bases.
Certified fancy diamonds tend to have fewer of these tiny imperfections than mainstream stones. The less diamond store are ‘included’ the better they are able to reflect the light which passes through them, which intensifies ther’s beauty and fire.