Simulated Diamond Heart Split Ring in Platinum Bond Brass (Size 7.5) 0.10 ctw Box4/61/62/63/2 This shimmering white cubic zircon ring has a design to die for. The sleek and captivating ring is furnished in glossy frame of brass with white gold plating, with magnificent arrangement of glistering gemstones. Zircon is a natural mineral zirconium silicate. Ranking 7 to 7.5 on Mohs scale of hardness, zircon is believed to promote inner peace while providing the wearer with wisdom honor and riches.