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The world's rarest diamonds available to buy

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Wallace Chan diamond necklace

The Cullinan Heritage diamond

This incredible necklace by Hong Kong-based jewellery artist Wallace Chan brings together an entire family of flawless diamonds weighing in at a total of 383.4 carats. 24 of the stones, including the 104 carat internally flawless centre stone, were cut from the Cullinan Heritage - a 507.55 carat rough diamond bought by retail jeweller Chow Tai Fook for $35.3 million in 2010.

The necklace itself represents 47,000 hours of work and features pink diamonds, green jadeite and white jade in ornate forms including a bat for good luck and butterflies for eternal love. As if that wasn't spectacular enough, the modular design of the necklace means it can be worn in 27 different ways making it the ultimate transformer jewel for your capsule collection.

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