Ключевые слова: blue, brilliance, brilliant, carat, clarity, color, craft, crystalline, cut, dark, deep, elegance, facet, fine, gem, gemstone, gleaming, jewel, jewelry, lapidary, light, luster, luxury, mineral, multifaceted, opulent, polished, precious, quality, radiant, rare, reflection, sapphire, shiny, sparkling, stone, surface, treasure, value, wealth,