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Sold out K18ラベンダークォーツ（スコロライト）4.00ct ペンダントトップ - KARATZ STORE｜カラッツSTORE

K18 Lavender Quartz (Scololite) 4.00ct Pendant Top

coming soon ブラジル産スペサルティンガーネット 1.592ctルース 鑑別書

[Posted on 12564085] Brazilian Spessartine Garnet 1.592ct Loose Sale price¥39,800
coming soon ブラジル産非加熱パープルピンクインペリアルトパーズ 0.343ctルース 鑑別書

【Listed as 12564080】Brazilian unheated purple-pink imperial topaz 0.343ct loose gemstone Sale price¥49,800
Sold out イエローダイヤモンド 0.212ctルース(FANCY DEEP ORANGY YELLOW, VS1)

イエローダイヤモンド 0.212ctルース(FANCY DEEP ORANGY YELLOW, VS1)

coming soon 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） 1.911ctルース

Madagascar Andesine Labradorite (also known as Rainbow Moonstone) 1.911ct loose stone Sale price¥39,800
coming soon 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） 1.742ctルース

Andesine-Labradorite (commonly known as Rainbow Moonstone) from Madagascar, 1.742ct loose gemstone Sale price¥37,800
coming soon K10アクアマリン リング鑑別書

【9/18 22時販売】【カラフリ】K10アクアマリン リング鑑別書 Sale price¥39,800
coming soon Pt900 エメラルド 0.47ct ダイヤモンド0.13ctペンダントトップ（ネックレストップ）鑑別書

【9/18 22時販売】【カラフリ】Pt900 エメラルド 0.47ct ダイヤモンド0.13ctペンダントトップ（ネックレストップ）鑑別書 Sale price¥39,800
coming soon K18 血赤珊瑚 イヤリング鑑別書

【9/18 22時販売】【カラフリ】K18 血赤珊瑚 イヤリング鑑別書 Sale price¥39,800
ダイヤモンド 0.128ctルース（カボションカット,マロンカット）

Diamond 0.128ct loose stone (cabochon cut, maroon cut) Sale price¥45,800
coming soon [Koshu Precious Stone Kiriko] Bicolor Fluorite 19.380ct Loose "Collaboration" with emblem

[Koshu Precious Stone Kiriko] Bicolor Fluorite 19.380ct Loose "Collaboration" with emblem Sale price¥49,800
Sold out ミャンマー産ターフェアイト 0.152ctルース

【Lottery Sale 0409_01】Myanmar Taaffeite 3.3mm/0.152ct Loose Stone with Certificate

Sold out コロンビア産パイライトインエメラルド 2.107ctルース

Lottery Sale 11 [For Winners Only] [Listing 12562752] Colombian Pyrite in Emerald Loose Stone 2.107ct

Sold out パパラチアサファイア 0.282ctルース

Padparadscha Sapphire 3.9mm/0.282ct Loose DGL

Sold out マダガスカル産パパラチアサファイア 0.282ctルース

Madagascar Paparadscha Sapphire 3.9mm/0.282ct Loose Stone DGL Certified
Sold out マダガスカル産パパラチアサファイア 0.336ctルース

Madagascar Padparadscha Sapphire 3.9mm/0.336ct Loose DGL Certified
Sold out Brazilian Paraiba Tourmaline 0.056ct Loose Stone (CuO:2.1%, MnO:2.2%)

Brazilian Paraiba Tourmaline 0.056ct Loose Stone (CuO:2.1%, MnO:2.2%)
coming soon 【12562723掲載】ブラジル産ガーデンクォーツ 53.593ctルース

[Published 12562723] Brazilian Garden Quartz 53.593ct Loose Stone Sale price¥39,800
Sold out ドイツ産アウイナイト 0.122ctルース

German Hauyne 0.122ct Loose Gemstone
Sold out 【さくらインカット】モンゴル産アンデシン 8.0mm/1.652ctルース

[Sakura Cut] Mongolian Andesine 8.0mm/1.652ct Loose Stone

Sold out 【ダンデライオンカット】モンゴル産カラーチェンジアンデシン 6.0mm/0.774ctルース

[Dandelion Cut] Mongolian Color-Change Andesine 6.0mm/0.774ct Loose Gemstone
coming soon Bulgarian Sphalerite 5.8mm/1.058ct Loose Stone

Bulgarian Sphalerite 5.8mm/1.058ct Loose Stone Sale price¥39,800
coming soon ピンクサファリン 0.239ctルース

0.239ct Loose Pink Sapphire from Madagascar, Japan/Germany Sale price¥49,800
Sold out 【32501858掲載】グレーダイヤモンド 0.141ctルース(FANCY GRAY, I-1)

Loose Gray Diamond 0.141ct (FANCY GRAY, I-1)
Sold out Gray Diamond 0.200ct Loose (FANCY DARK GRAY, SI-2)

Gray Diamond 0.200ct Loose (FANCY DARK GRAY, SI-2)
Sold out Blue Garnite from Nigeria 0.514ct Ruth Japanese-German Edition

Blue Garnite from Nigeria 0.514ct Ruth Japanese-German Edition
coming soon 【12562018掲載】ブラジル産ヘルデライト 0.509ctルース

Brazilian Herderite 0.509ct loose stone Sale price¥35,800
Sold out 【12548254掲載】パパラチアサファイア 0.474ctルース

[12548254 published] Padparadscha sapphire 0.474ct loose
Sold out Pink diamond 2.2mm/0.043ct loose (FANCY LIGHT PURPLISH PINK, SI2)

Pink diamond 2.2mm/0.043ct loose (FANCY LIGHT PURPLISH PINK, SI2)
Sold out Brazilian Santa Maria Aquamarine 0.669ct Loose Stone

Brazilian Santa Maria Aquamarine 0.669ct Loose Stone

Sold out [Sakura Incut] Sphene from Madagascar 6.0mm/0.865ct Loose Stone

[Sakura Incut] Sphene from Madagascar 6.0mm/0.865ct Loose Stone
Sold out Star Ruby from Sri Lanka, 5.0mm/1.062ct Loose Stone, with Identification Report

Star Ruby from Sri Lanka, 5.0mm/1.062ct Loose Stone, with Identification Report
Sold out コンクパール（火焔模様有り） 0.387ctルース

Conch pearl (with flame pattern) 0.387ct loose

Sold out German Auchenite 0.083ct loose stone

German Auchenite 0.083ct loose stone
Sold out [12/10 22:00] Mali Garnet (Grossular/Andradite Garnet) 1.008ct Loose Stone from the Republic of Mali with Certificate of Authenticity

[12/10 22:00] Mali Garnet (Grossular/Andradite Garnet) 1.008ct Loose Stone from the Republic of Mali with Certificate of Authenticity
Sold out [Dandelion Cut] Tibetan Andesine 6.0mm/0.814ct Loose Stone

[Dandelion Cut] Tibetan Andesine 6.0mm/0.814ct Loose Stone
Sold out Tibetan Bicolor Andesine Dandelion Cut Loose Stone, 6.0mm/0.791ct (Color Change Type)

Tibetan Bicolor Andesine Dandelion Cut Loose Stone, 6.0mm/0.791ct (Color Change Type)
Sold out (Lottery sale 202604) (Shinjuku Marui 20260319 removed) (12561741 listed) Mongolian Color Change Andesine 0.641ct Loose Stone

(Lottery sale 202604) (Shinjuku Marui 20260319 removed) (12561741 listed) Mongolian Color Change Andesine 0.641ct Loose Stone

Sold out [Sakura In-Cut] Mongolian Color Change Andesine 6.0mm/0.655ct Loose Stone

[Sakura In-Cut] Mongolian Color Change Andesine 6.0mm/0.655ct Loose Stone
Sold out Madagascar sphene 6.0mm/0.868ct loose stone

Madagascar sphene 6.0mm/0.868ct loose stone

Sold out Loose 1.206ct Oregon Sunstone from the USA

Loose 1.206ct Oregon Sunstone from the USA

Sold out Red Coral from Kochi Prefecture (6.833ct Loose Stone)

Red Coral from Kochi Prefecture (6.833ct Loose Stone)
Sold out ジンバブエ産バイカラーユークレース 0.206ctルース

Zimbabwean Bicolor Euclase 0.206ct Loose Stone
Sold out ロシア産デマントイドガーネット（ホーステール認む） 0.110ctルース

Russian demantoid garnet (horsetail recognized) 0.110ct loose
Sold out パキスタン産ヴェイリネナイト 0.145ctルース 鑑別書

Pakistani Veirinite 0.145ct Loose Stone with Certificate of Authenticity

Sold out Ruby 0.295ct loose

Ruby 0.295ct loose

Sold out ロシア産アレキサンドライト 0.058ctルース

Russian Alexandrite 0.058ct loose stone
Sold out 【32501456掲載】ピンクダイヤモンド（プリンセスカット） 0.089ctルース(FANCY LIGHT PURPLISH PINK, I-1)

[Posted in 32501456] Pink Diamond (Princess Cut) 0.089ct Loose (FANCY LIGHT PURPLISH PINK, I-1)

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.