Uploaded September 2025 | Updated September 2026, 3 days ago

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Sapphire, September’s birthstone, is one of the most popular varieties of corundum! 💙 Sapphire comes in blue and numerous fancy colors, but red corundum is known as ruby! Which is your favorite color sapphire?

Learn more about sapphire and other gemstones on our website: https://www.gia.edu/sapphire/gem-overview?utm_medium=organic-social&utm_source=youtube