Because of the rough’s high value, Paraíba tourmalines are almost always custom cut. They’re usually faceted into brilliant cuts, commonly pear and oval shapes. You’ll rarely see Paraíba tourmaline in ...

This brooch in platinum and 18-carat gold is set with 644 round brilliant-cut diamonds as well as baguettes, triangles and oval cuts. The cushion-cut 25-carat bicolour tourmaline looks mythical ...