How do treatments and enhancements (such as heating, irradiation, or coating) affect the value and integrity of precious stones, and what should buyers know about these processes?

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on May 28 2025 at 10:24 AM in Jewelry & Precious Stones - Other

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How do treatments and enhancements (such as heating, irradiation, or coating) affect the value and integrity of precious stones, and what should buyers know about these processes?