Geneva — An exceptionally rare blue diamond went under the hammer in ... The non-round shape of the cut gemstone is what's referred to as "fancy" in the jewelry world, while its color clarity ...

Kwiat emerald cut diamond engagement ring with a wide split diamond band in platinum, from $5900, kwiat.com. SHOP A modern twist on the ever-popular halo, the light blue enamel of this ring offers ...

The latest blue diamond ... a planning and cutting process that last six months. The diamond’s carefully positioned triangular- and kite- facets help it reflect the light, giving it that classic ...

considered one of the most important blue diamonds ever discovered. Sotheby’s expects it to be auctioned off at $20 million in May. A 40.29-carat radiant-cut fancy light pink diamond ring ...