When a celebrity couple gets engaged, the ring will often be magnificent—enormous, expensive, and custom-made. Given the very ...

A pair of 10-plus-carat diamond earrings are estimated at $1.3 million to $1.8 million, while an important Fancy Vivid Yellow diamond ring weighing 27.3 carats may cross the block for $2 million.

The was followed by a platinum ring centered with a 2.28-carat fancy vivid blue heart-shaped modified brilliant-cut diamond with VVS1 clarity, surrounded by round yellow diamonds (not tested for ...

Christie’s will offer “The Eden Rose,” a 10.20-carat round ... of $1.6 million to $2.5 million; a ring centered with a fancy vivid blue heart modified brilliant-cut diamond of 2.28 carats ...

The Monégasque royals are famed for their exquisite jewellery, and Princess ... second engagement ring, an enormous diamond number. The ring featured a 10.5-carat emerald-cut diamond ...