13.30 Carat BI Color Square Octagon
The bi color sapphire is formed when two different minerals are present within the same crystal structure. These minerals are typically corundum and rutile, both of which have unique properties that give rise to the distinctive appearance of the stone. Corundum is known
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21.46 Carat BI Color Sapphire
The bi color sapphire is an extraordinary gemstone that stands out for its uncommon and exquisite shape. This type of sapphire is highly sought after due to its rarity, making it a desirable piece of jewelry for those who appreciate fine gems.
