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“Conch Shell” in Diamond
December 23, 2025
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Unique Fingerprint in Montana Sapphire
December 23, 2025
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Fireworks in Ruby
December 23, 2025
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Emeralds and Beryl from Kazakhstan and Ukraine
December 23, 2025
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Imitation Seed Pearl with Blue X-Ray Fluorescence
December 23, 2025
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Three Large Natural Hollow Pinctada radiata Pearls
December 23, 2025
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Unusual Patterns in Diamonds Composed of Dark Micro-Inclusions
December 23, 2025
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Diamond Within a Diamond Within a Diamond
December 23, 2025
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“Goose Bumps” on South Sea Pearl
December 23, 2025
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Iridescent Pen Shell
December 23, 2025
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GIA 7 Pearl Value Factors: An Update on Nacre Classification
December 23, 2025
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Iridescent Gems Cut from Hinge Ligament of South Sea Pearl Oyster (Pinctada maxima)
December 23, 2025
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