18ct white gold 2.54ct natural fancy coloured. Diamond ring a multi diamond set dome design, featuring 3 natural fancy coloured diamonds. The GIA coloured diamond report states the central rectangular modified brilliant cut diamond is a natural fancy 'Grayish yellowish green' colour and weighs 1.80ct. It comments 'The colour of this stone changes temporarily when gently heated, or when left in darkness for a period of time and is known in the trade as a chameleon.' Also featured is a shield step cut diamond, which the GIA report states is a 'Natural fancy 'Brownish orangy yellow' colour and weighs 0.34ct'. The third diamond featured is a shield step cut, which the GIA report states is a 'Natural fancy 'Brownish orangy pink' and weighs 0.40ct', with GIA coloured diamond Reports