how much is a 1 carat black star of india worth
item 6 Black Star of India Gemstone oval cut cabochon genuine loose stone 1 ct 9x6mm 5 - Black Star of India Gemstone oval cut cabochon genuine loose stone 1 ct 9x6mm . $18.00. Free shipping. Emerald Average Retail Prices (value charts per carat) in 2021. The "Star of India" is a 563.35 carat (112.67 g), grayish-blue, almost flawless star sapphire.