Turquoise on hammered and textured Sterling Silver. Turquoise is considers to be a gemstone of the heavens. It was believed that the blue stones were pieces of sky. Turquoise has graced the halls and tombs of Aztec kings and Egyptian pharaohs, such as Tutankhamun, whose golden funeral mask is inlaid with turquoise. Today the rarest and most valuable turquoise is found in the American Southwest. Forged and crafted by designer Denise Rogers.