A hyper-realistic, cinematic representation of a Velvet Turquoise gemstone, showcasing its deep turquoise hue with subtle variations in color intensity. The gem is cut into a smooth, oval cabochon shape, emphasizing its polished, glossy surface that reflects light with a soft luminescence. The velvet-like texture of the setting contrasts with the gem's sheen, featuring intricate, ornate metalwork with engraved patterns that hint at its rarity and value.