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クンツァイトのお手入れとクリーニング

Learn about kunzite's durability and how to care for your kunzite jewelry.

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エメラルドの品質を決定する要因

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クンツァイトの歴史と伝承

Kunzite is a relative newcomer to the array of colored stones available for use in jewelry.

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クンツァイトの説明

Kunzite is the light pink to violetish purple variety of the mineral spodumene.

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ジルコンの歴史と伝承

Many people have heard of zircon but never seen it. This is mostly because of colorless zircon’s wide use as a diamond simulant in the early 1900s.

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琥珀について

Amber formed tens of millions of years ago, when sap from ancient trees hardened and fossilized.

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ジルコンについて

Zircon occurs in an array of colors. Its wide and varied palette of yellow, green, red, reddish brown, and blue hues makes it a favorite among collectors as well as informed consumers.

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琥珀の歴史と伝承

Amber is probably best known for its insect and other types of inclusions.

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アメシストのお手入れとクリーニングガイド

Learn about amethyst's durability and how to care for your amethyst jewelry.

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琥珀のお手入れとクリーニングガイド

Learn about amber's durability and how to care for your amber jewelry.

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ルビーのお手入れとクリーニングガイド

Learn about ruby's durability and how to care for your ruby jewelry.

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サファイアのお手入れとクリーニングガイド

Learn about sapphire's durability and how to care for your sapphire jewelry.

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