Unaffiliated with any retailer, wholesaler, or manufacturer, GIA provides impartial diamond analysis. GIA’s procedures are designed to achieve utmost accuracy. Each diamond is inspected by renowned diamond graders and gemologists. Reports detail an assessment of the 4Cs – colour, clarity, cut, and carat weight. In addition, grading reports contain a hologram, security screen, and microprint lines, as well as bonus security features that exceed industry requirements.