Graff Diamonds has unveiled the US$55 million ‘Hallucination’– a multicoloured diamond timepiece which it believes is “the most valuable watch ever created”. According to the London-based jewellery company, the ‘Hallucination’ takes jewellery watch making to a new level with “an unprecedented kaleidoscope of over 110 carats of extremely rare coloured diamonds”. Graff Diamonds founder and … Continue reading Graff reveals Hallucination