Synthetic Ruby 3.0 mm Cabochon: a durable, intensely coloured gemstone with exceptional hardness and heat resistance, perfect for elegant and lasting jewellery designs.
High-quality brilliant-cut ruby medium stones, 2.0 mm in diameter. With a hardness of 9 on the Mohs scale and exceptional heat resistance, these corundum-based gems offer excellent brilliance and durability for fine jewellery designs.
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