A diamond is a gemstone which is one of the most valuable ones in the world and is considered very beautiful and precious. Diamonds are undoubtedly very expensive to own and are used mainly in Jewellery and other accessories such as wrist watches, cufflinks etc. But since there are so many varieties, shapes, sizes, colours and designs of diamonds, there is a variation in the prices.
Based on the worth and rare existence of a diamond, its price and value increases. For this very reason, the Kohinoor diamond which is presently owned by the British Crown is the most expensive diamond in the world. It is almost equivalent to being priceless for its beauty and finest white colour.
The Sancy Diamond which is worth one million francs is the second most expensive diamonds in the world and is pale yellow in colour. It is owned by The Louvre, Paris, France at present. The Cullinan diamond owned by Premier Diamond mining Co is also one of the most expensive diamonds in the world as it is worth over USD $400 million.
Some other really expensive diamonds in the world include The Hope Diamond, De Beers Centenary diamond, The Wittelsbach diamond, the heart of Eternity diamond and The Allnatt diamond.