Hearts on Fire offers “The World’s Most Perfectly Cut Diamond®,” hand-crafted by skilled master diamond cutters using state-of-the-art tools and measuring devices. All 58 facets of a Hearts on Fire diamond are precisely shaped and measured to guarantee consistent and superlative performance. Fewer than 1% of the world's rough diamond crystals are pure enough to become Hearts On Fire. These rare crystals are brought to life in the skilled hands of the company’s master cutters. Using 100X magnification and analysis through all stages of production, these artisans create perfection at 10X the global standard for grading and evaluation. That’s why Hearts On Fire diamonds take up to four times longer to cut than other diamonds. It is also why Hearts On Fire looks like no other diamond of comparable Color, Clarity and Carat weight and shines with the utmost brilliance, fire, and sparkle.