The dark side of luxury. Proprietary technology now creates a multi-crystal black diamond matrix that resists scratching, lasts forever and maintains an artisan sheen that never fades. As hard as diamond because it is diamond. The BLACK collection is the result of decades of science, technology and art - driven to perfection by a relentless quest for the ultimate black diamond. Timeless and dark as the depths of the earth that forge diamond, Elysium BLACK jewelry brings drama and desire together.