Our art deco inspired jewellery embodies the geometric lines and embellished styles that once adorned the glamorous of the 1920sthis art deco inspired necklace features a central round black onyx gemstone surrounded by glistening marcasite stonesit was once thought that onyx eliminated negative thinking heightened the senses and improved intuitiononyx informationnumber of stones 1stone shape roundstone size 7mmcarat weight 120ctnaturalcreated natural onyxcountry of origin brazilmar