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Amber avoid heat or pressure. Acids, strong solvents, and chemicals can cause damage. Do not use ultrasonic cleaners. Fading or Crazing in Sunlight.
Safe with Original Diamond & Precious Jewelry cleaner, but do not in soak. |
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Amethyst strong heat may turn these gems colorless. Abrupt temperature changes may cause fractures. Boiling and ultrasonic cleaning are generally safe, but use caution. Fading in Sunlight.
Safe with Original Diamond & Precious. |
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Aquamarine Liquid inclusions may burst upon heating. Hydrofluoric acid can cause damage. To be safe, do not boil; use ultrasonic cleaning with caution if inclusions are present. Fading in Sunlight.
Safe with Original Diamond & Precious. |
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Chrysoberyl (Alexandrite & Cat's Eye) Stable when exposed to heat, light, and chemicals. However, since high value is involved, use caution and avoid boiling and ultrasonic cleaning when possible. Fading in Sunlight.
Safe with Original Diamond & Precious. |
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Citrine Strong heat may turn these gems colorless. Abrupt temperature changes may cause fractures. Boiling and ultrasonic cleaning are generally safe, but use caution. Fading in Sunlight.
Safe with Original Diamond & Precious. |
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Diamond Generally safe to boil and use ultrasonic cleaning. With stones of high value, some caution may be prudent.
Safe with Original Diamond & Precious. |
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Emerald As a general rule, treat with extreme care. Do not boil or use ultrasonic cleaning. Use only warm, soapy water to clean. Fading in Sunlight.
Safe with Original Diamond & Precious. |
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Garnet Concentrated hydrofluoric acid may cause damage. Abrupt temperature changes likely to cause fractures. Generally safe to boil, but avoid thermal shock. Use care with ultrasonic cleaning.
Safe with Original Diamond & Precious. |
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Iolite Acids can cause damage. Relatively safe to boil and to use ultrasonic cleaning; however be aware of existing cleavages. Fading in Sunlight.
Safe with Original Diamond & Precious. |
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Jadeite and Nephrite Avoid strong solvents, acids, high heat, and strong sunlight. Jadeite is very tough and generally will withstand boiling and ultrasonic cleaning. Be aware that wax- coated jade could be affected. Fading in Sunlight.
Safe with Original Diamond & Precious Jewelry cleaner, but do not in soak |
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Opals avoid all solvents and acids. Opals are highly sensitive to heat. Do not boil or use ultrasonic cleaning. Fading or Crazing in Sunlight Safe with Original Diamond & Precious Jewelry cleaner ,but do not in soak. |
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Pearls are attacked by all acids. Avoid any type of solvent or acid, including perfume, hair spray, and perspiration. Do not boil or use ultrasonic cleaning. Fading or Crazing or Yellowing in Sunlight.
Safe with Original Diamond & Precious Jewelry cleaner, but do not in soak. |
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Peridot Uneven or sudden heat may result in fracturing or complete breakage. Hydro- chloric acid can cause damage; sulfuric acid can easily damage. Do not boil and use caution with ultrasonic cleaning. Fading in Sunlight.
Safe with Original Diamond & Precious. |
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Ruby Generally safe to boil and use ultrasonic cleaning. With stones of high value, some caution may be prudent.
Safe with Original Diamond & Precious. |
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Sapphire Generally safe to boil and use ultrasonic cleaning. With stones of high value, some caution may be prudent.
Safe with Original Diamond & Precious. |
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Spinel Light gems may fade under intense heat. Boiling is generally safe. Use caution with ultrasonic cleaning.
Safe with Original Diamond & Precious. |
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Tanzanite Very extreme temperature change may cause fracturing. Hydrochloric and hydrofluoric acid can cause damage. Do not boil or use ultrasonic cleaning. Fading in Sunlight.
Safe with Original Diamond & Precious. |
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Topaz Although boiling is possible, it is not recommended. Also use caution with ultrasonic cleaning. Fading in Sunlight.
Safe with Original Diamond & Precious. |
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Tourmaline Sudden temperature changes may cause fracturing. Although boiling is possible, it is not recommended, since thermal shock can cause damage. Use caution with ultrasonic cleaning.
Safe with Original Diamond & Precious. |
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Zircon Avoid boiling, but ultrasonic cleaning is safe. Gems abrade easily. Heat and light may affect color in some gems. Fading in Sunlight.
Safe with Original Diamond & Precious. |
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