Oval Puj Ju Hoops in White Brass with Prehnite from Diablo Organics threadedballsizeguide Regal crown settings are made MYGYPQUSMYG8g Regal crown settings are made in solid 18k gold and hold brilliant cut synthetic gems or polished cabochons With a name taken from the Amazon River—from where these green stones were formerly found—these bluish green ⅝” double flared amazonite plugs are the color of deep Speckles of black and white inclusions float within pale green prehnite cabochons Each stone is encircled by a filigree border and bezel set in white brass with a partially open back that allows light to pass through making these prehnite orbs glow