Items under 10,000 yen

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【Sales start April 18th, 10 PM JST】《Limited to 5 pieces》Midway Atoll Coral Branch (Rough), 1 piece (March Birthstone, Coral, average 26ct)《Bulk purchase discount available》

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Midway coral branch (raw wood) 1 piece (March birthstone, coral, average 26ct, Midway coral) 《Multiple purchase discount available》

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[On Sale April 18th, 10 PM JST] [Limited 9 Stones] Tosa Blood Coral Branch (Raw Coral) 1 Stone (March Birthstone, Coral, Average 7ct) [Bulk Purchase Discount Available]

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《Limited to 10 Gems》Koshu Kiseki Kiriko plusthree "Akatsuki" Ametrine Gem Gacha《Bulk Purchase Discount Available》

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"Limited to 9" Deep sea coral loose stone (March birthstone, coral, 7mm) "Multiple purchase discount available"

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[On sale May 5th at 10 PM JST] Brazilian Indicolite Tourmaline 0.105ct Loose Stone with Appraisal Report

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Russian Star Diopside 7.056 ct Loose Stone

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《Limited to 21 Stones》Russian Demantoid Garnet Gacha with Beautiful Horsetail Inclusions, usually ¥69,800《Multiple Purchase Discount Available》

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Untreated Sri Lankan Star Sapphire 0.403 ct Loose

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【12561280掲載】ブラジル産レインボースキャポライト 0.393ctルース

Brazilian Rainbow Scapolite 0.393ct Loose Stone

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Sri Lankan Blue Sapphire 5.5mm/0.826ct Loose Stone

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Tanzanian Rhodolite Garnet 0.410 ct Loose Stone

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《New Tucson Arrivals・Limited to 13 Stones》Pakistani Lazurite (Azure Stone) Loose Stone《Multiple Purchase Discount Available》

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Peruvian Bicolor Blue Opal 4.862ct Loose

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[On sale May 3rd, 10 PM JST] Peruvian Bi-Color Blue Opal 4.067ct Loose Stone

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Peruvian Bicolor Blue Opal 3.757ct Loose Stone

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Peruvian Bi-Color Blue Opal 2.707ct Loose Stone

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マダガスカル産アンデシン・ラブラドライト（通称名レインボームーンストーン） 0.463ctルース

0.463 ct Loose Madagascar Andesine-Labradorite (Common Name: Rainbow Moonstone)

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マダガスカル産ベキリーブルーガーネット（カラーチェンジガーネット） 0.056ctルース

0.056 ct loose Bekily blue garnet (color-change garnet) from Madagascar

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マダガスカル産ベキリーブルーガーネット（カラーチェンジガーネット） 0.089ctルース

Bekily Blue Garnet from Madagascar (color change garnet) 0.089ct loose

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Kochi Prefecture Blood Red Coral Loose (6-8mm / damaged by water pressure during retrieval) "Multiple purchase discount available"

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Mexican fire agate 3.800ct loose

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Unheated silky pink sapphire from Vietnam 0.197ct loose

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Limited to 10 stones! Zimbabwean Bicolor Euclase, Bicolor Sapphire, and More! Bicolor Loose Stones! 💎 Single Loose Stones Available. Discounts Available for Multiple Purchases.

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Brazilian dumortierite in quartz 4.592ct loose

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Brazilian Dumortierite in Quartz 1.779ct Loose Stone

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Madagascar Iolite 0.644ct Loose Stone

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[On Sale at 10 PM on December 7th] Madagascar Andesine Labradorite Moonstone (also known as Rainbow Moonstone) 0.178ct Loose Stone

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[12/9 22:00 Sale] Sinhalite from Sri Lanka 0.658ct Loose Stone

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[12/10 22:00 Sale] Pakistani Ludwigite Peridot 0.609ct Loose Stone

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Brazilian alexandrite 0.112ct loose

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Chrome tourmaline 0.300ct loose stone

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Australian boulder opal 1.730ct loose

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マダガスカル産アンデシン・ラブラドライト（通称名レインボームーンストーン） 0.696ctルース

Andesine Labradorite from Madagascar (commonly known as Rainbow Moonstone) 0.696ct loose

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【12546396掲載】スリランカ産ゲーサイトイントパーズ 3.200ctルース

Sri Lankan Goethite Into Topaz 3.200ct loose

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Madagascar Bicolor Sapphire 3.6mm/0.232ct Loose

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Brazilian Dumortierite in Quartz 1.995ct Loose Stone

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Limited to 9 stones: Australian black opal (including semi-black opal) loose stone (includes a bonus white opal) (Multiple purchase discounts available)

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Limited to 13 stones! Tourmaline gacha featuring indigolite tourmaline worth ¥50,000 and rubellite worth ¥60,000. Plus, one canary yellow tourmaline. Discounts available for multiple purchases.

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Mexican Fire Opal 4.5mm/0.244ct Loose

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Zircon 0.416ct loose

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Paraiba tourmaline from Mozambique 0.229ct loose

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Strontium titanate 4.2mm/0.410ct loose stone

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Limited Edition of 10 Blue Gemstones! 💎 0.142ct Brazilian Paraiba Tourmaline, Euclase from Zimbabwe, 1.17ct Cobalt Spinel (Certificate of Authenticity: Color Shift), Benitoite, and More! Discounts Available for Multiple Purchases!

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Diamond gacha featuring a 0.072ct FANCY DEEP pink diamond, normally priced at 70,000 yen, and ice blue diamonds equivalent to VS class. (Multiple purchase discounts available)

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Have fun guessing what you'll receive! Gacha set of two gemstones (including rare stones) (Multiple purchase discounts available)

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[On Sale at 10 PM on December 6th] Nigerian Green Beryl 0.258ct Loose Stone

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American peridot 0.334ct loose stone

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.