Choosing a colour diamond is a magical adventure you embark on with Pure Excellence. From the intensity of a yellow diamond to the mysterious brilliance of a blue or pink diamond, each colour tells its own story. More so than white diamonds, colour diamonds are a true rarity. White diamonds are arranged in descending order by alphabet starting with D and ending with Z. D colour is the most white and also the most expensive colour. From colour K and below, one speaks of off-colour diamonds. These sometimes have a yellowish, brownish, also reddish colour with sometimes a touch of champagne. These off colours are often affordable and nevertheless look very beautiful and full of character.