A loose diamond which has no apparent colour is termed colourless. The colourless diamonds transforms the light which enters it and acts as a prism, dividing light into a rainbow of colours known as the ‘fire’ of the diamond.
Each beautiful diamond fashion comes with a grading Certificate or Report from an internationally recognised, independent Gemmological Laboratory.
The first thing to decide when purchasing a antique engagement ring is the shape of the stone. There are nine major shapes of diamonds.