Made in Mexico

Mexican Water Opal 1.790ct Loose (Contralus Opal) Sale price¥45,800

Mexican Hyalite Opal 2.592ct loose Sale price¥9,800

Mexican cantera opal 12.610ct loose Sale price¥29,800

【5/21 22時販売】【KEN氏】メキシコ産オパール1石（約3.5mm）《複数購入割引有》 - カラッツSTORE

1 Mexican opal (approx. 3.5mm) {Multiple purchase discounts available} Sale price¥3,980

Limited to 9 stones: 1 loose Mexican opal stone (multiple purchase discounts available) Sale price¥1,980

【12/25 22時販売】メキシコ産ファイアーアゲート 14.193ctルース Sale price¥69,800

【12/25 22時販売】メキシコ産ファイアーアゲート 10.683ctルース Sale price¥59,800

【12/25 22時販売】メキシコ産ファイアーアゲート 8.033ctルース Sale price¥39,800

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Mexican Fire Opal 1.150ct Loose

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メキシコ産ファイアオパール（ファセットカット） 5.0mm/0.309ctルース

[11/14 22:00 Sale] Mexican Fire Opal (Faceted) 5.0mm/0.309ct Loose

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Mexican fire agate 5.519ct loose

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Fire opal 2 stone set 1.440ct loose

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Mexican fire opal (faceted cut) 0.359ct loose stone

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Mexican Opal (Faceted) 0.187ct Loose

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Mexican fire opal (faceted cut) 0.207ct loose stone

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【さくらインカット】ダンビュライト 8.25mm/1.719ct《コラボ》ルースワッペン付 - カラッツSTORE

[Sakura Incut] Danburite 8.25mm/1.719ct《Collaboration》Loose with emblem

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Mexican cantera opal 34.760ct loose

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Mexican Opal 0.498ct Loose (Contralus Opal)

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Mexican Cantera Opal 1.256ct Loose Stone (Rose Cut)

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Mexican Cantera Opal 1.383ct Loose Stone (Rose Cut)

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Mexican Cantera Opal 1.086ct Loose (Faceted)

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Mexican Cantera Opal 3.067ct Loose

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Mexican Fire Agate 1.229ct Loose Stone (Cabochon Cut)

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Mexican Hyalite Opal 0.258ct Loose (fluoresces even in sunlight)

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[On sale at 10pm on 7/6] Mexican Hyalite Opal 5.2mm/0.433ct Loose

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Mexican Danburite 6.780ct loose stone (light pink)

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Mexican Water Opal (Faceted Cut) 9.5mm/1.845ct Loose

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Mexican water opal 0.304ct loose stone

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Mexican water opal 0.194ct loose stone

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Mexican water opal 0.300ct loose stone

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Mexican water opal 0.404ct loose stone

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Mexican water opal 0.378ct loose stone

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[Limited to 7 stones] Gem gacha💎 Australian opal or Mexican cantera opal 1 loose stone (with defects) [Multiple purchase discount available]

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Limited to 5 stones: 1 Mexican Hyalite Opal loose stone (average 0.5ct) Multiple purchase discounts available

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Mexican Cantera Opal 4.581ct Loose

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Mexican Cantera Opal 6.629ct Loose

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Mexican Nifontobite 0.213ct loose stone by Nikkei

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Mexican Nifontobite 0.074ct loose stone by Nikkei

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Mexican Water Opal 3.7mm/0.141ct Loose

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Mexican Cantera Opal 7.081ct Loose

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Mexican Cantera Opal 4.300ct Loose

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Mexican Water Opal 3.8mm/0.174ct Loose

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Mexican Fire Opal 1.670ct Loose

KARATZ Custom Made

Why not take your favorite gemstone that you found at KARATZ and have it made into custom-made jewelry? It will be made by skilled Japanese craftsmen.
We carefully craft each piece of jewelry, starting with the stone setting, to match the individual characteristics of the gemstone.

KARATZ・Five Commitments

So that more people can feel closer to jewellery and enjoy it easily.
We will introduce KARATZ's thoughts on products, the attention to detail and efforts in selecting gemstones and creating jewelry.

KARATZ's Initiatives and Social Contributions

We will introduce KARATZ's efforts, including nurturing the next generation and business collaboration to develop the industry, and supporting children in Sri Lanka, the land of jewels.

KARATZ Books

These are books that KARATZ has been involved in writing, supervising, and planning. They are all books that allow you to enjoy gemstones from various angles. You can also purchase them directly.

jeweler's tools

For those who want to enjoy jewelry more but don't know what tools to use, we will introduce tools that are also used by KARATZ staff. You can also purchase them directly.