Ruby
A ruby is a precious gemstone variety of corundum known for its vibrant red color, prized as a treasure valuable in jewelry and collections.
Estimated value as of 2026 · Source: Average retail for typical 1-carat commercial or mid-range treated ruby from mul…
Fun Fact
High-quality untreated rubies over 1 carat, especially from Burma with 'pigeon's blood' color, can exceed $100,000 per carat due to extreme rarity.
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