TSAR | Black Tungsten Ring, White Sapphires, DomedBlack Tungsten Ring with White Sapphires Inlay Domed Introducing the TSAR Black Tungsten Ring a true embodiment of luxury, sophistication, and timeless elegance. Crafted from high quality black tungsten carbide, this ring features a stunning inlay of white sapphires that create an eye catching contrast against the dark, brushed tungsten finish. The 8mm width, paired with a comfort fit domed band, ensures this ring is as comfortable as it is striking.