最終更新日：2023/09/02
The hardness of the diamond makes it one of the most valuable gemstones.
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The hardness of the diamond makes it one of the most valuable gemstones.
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The hardness of the diamond makes it one of the most valuable gemstones.
The hardness of the diamond makes it one of the most valuable gemstones.
DiQt（ディクト）
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★★★★★★★★★★
