From sparkling multi-million-dollar diamonds to custom designs, here are the most expensive diamond rings in the world that redefines luxury.

The platinum Neil Lane style — which is surrounded by 50 round-cut diamonds ... Kristian Haggerty a unique 2-carat Neil Lane ring featuring an emerald cut diamond set horizontally.

From Jennifer Lopez's pink engagement ring to Kim Kardashian's 15-carat stunner, read on for a roundup of some of the most ...

Recently, while attending an award show, Isha wore another jaw-dropping jewellery from her vast collection - 50-carat diamond ...

and chosen the best diamond engagement ring from their collection... 1/13 From £1,600 at Brilliant Earth From $1,650 at Brilliant Earth Carat size: Various sizes available Diamond shape ...