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Items under 10,000 yen

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タンザニア産パープルサファイア 0.355ctルース

Tanzanian purple sapphire 0.355ct loose stone Sale price¥9,800
メキシコ産カンテラオパール 1.120ctルース

Mexican Cantera Opal 1.120ct Loose Sale price¥8,800
ブラジル産ラベンダークォーツ（スコロライト） 0.797ctルース

Brazilian Lavender Quartz (Scorolite) 0.797ct Loose Stone Sale price¥7,980
マダガスカル産グリーンアパタイト 0.597ctルース

0.597ct Green Apatite Loose Stone from Madagascar Sale price¥6,980
マダガスカル産ゴールデンアイオライト（コーディエライト） 0.193ctルース

Golden Iolite (Cordierite) from Madagascar 0.193ct loose stone Sale price¥8,800
オーストラリア産プレーナイト 0.707ctルース

Australian Prehnite 0.707ct loose stone Sale price¥6,980
【ルージュカット】ブラジル産バイカラートルマリン 0.578ctルース

[Rouge Cut] Brazilian Bicolor Tourmaline 0.578ct Loose Sale price¥9,800
【ルージュカット】ブラジル産デュモルチェライトインクォーツ 1.493ctルース

[Rouge Cut] Brazilian Dumortierite in Quartz 1.493ct Loose Stone Sale price¥9,800
Limited to 14 stones: Brazilian dendritic quartz loose stone (average 7 carats) Multiple purchase discounts available

Limited to 14 stones: Brazilian dendritic quartz loose stone (average 7 carats) Multiple purchase discounts available Sale price¥2,980
Limited to 15 stones: Brazilian Silky Alexandrite Loose Stone (2.5-3.0mm, Round Cut) - Multiple Purchase Discounts Available

Limited to 15 stones: Brazilian Silky Alexandrite Loose Stone (2.5-3.0mm, Round Cut) - Multiple Purchase Discounts Available Sale price¥7,980
Limited to 25 stones: One loose rhodochrosite stone (4mm cabochon cut) from Sutton Holm, USA. Discounts available for multiple purchases.

Limited to 25 stones: One loose rhodochrosite stone (4mm cabochon cut) from Sutton Holm, USA. Discounts available for multiple purchases. Sale price¥4,580
Red spinel 0.195ct loose

Red spinel 0.195ct loose Sale price¥5,980
プレーナイト 3.870ctルース

Prehnite 3.870ct loose Sale price¥3,980
プレーナイト 3.085ctルース

Playnight 3.085ct loose Sale price¥3,980
プレーナイト 3.874ctルース

Prehnite 3.874ct loose Sale price¥3,980
ミャンマー産ピンクスピネル 0.291ctルース - カラッツSTORE

Myanmar pink spinel 0.291ct loose stone Sale price¥6,980
バイカラートルマリン 0.258ctルース

Brazilian bicolor tourmaline 0.258ct loose stone Sale price¥8,800
マリ共和国産マリガーネット（グロッシュラー/アンドラダイト・ガーネット） 0.393ctルース

Mali Garnet (Grossular/Andradite Garnet) 4.2mm/0.393ct Loose Stone from the Republic of Mali with Certificate of Authenticity Sale price¥9,800
Limited to 20 stones: Russian Demantoid Garnet (Round Cut, 2.0mm) Loose Stone (Multiple Purchase Discounts Available)

Limited to 20 stones: Russian Demantoid Garnet (Round Cut, 2.0mm) Loose Stone (Multiple Purchase Discounts Available) Sale price¥3,980
【KEN氏】ジルコン 1.008ctルース - カラッツSTORE

1.008ct Tanzanian orange zircon loose stone Sale price¥9,800
シエラレオネ産サファイア 1.470ctルース

Sierra Leone sapphire 1.470ct loose Sale price¥9,800
【KEN氏】タンザニア産クリノゾイサイト 0.950ctルース（ファントムカット） - カラッツSTORE

Tanzanian Clinozoisite 0.950ct Loose Stone (Phantom Cut) Sale price¥3,980
スリランカ産スピネル 0.800ctルース

Spinel from Sri Lanka 0.800ct loose Sale price¥6,980
【KEN氏】スリランカ産シリマナイト 1.586ctルース - カラッツSTORE

Sillimanite from Sri Lanka 1.586ct loose stone Sale price¥8,800
Limited to 10 stones: Unheated Sapphire (3.5mm, Round Cut) from the Theppanawa Mine, Sri Lanka. Single loose stone. Discounts available for multiple purchases.

Limited to 10 stones: Unheated Sapphire (3.5mm, Round Cut) from the Theppanawa Mine, Sri Lanka. Single loose stone. Discounts available for multiple purchases. Sale price¥4,980
Limited to 14 stones: 3mm single unheated sapphire from the Theppanawa mine in Sri Lanka. Discounts available for multiple purchases.

Limited to 14 stones: 3mm single unheated sapphire from the Theppanawa mine in Sri Lanka. Discounts available for multiple purchases. Sale price¥5,980
スピネル 0.545ctルース（ローズカット）

Spinel 0.545ct loose (rose cut) Sale price¥6,980
【KEN氏】アフガニスタン産クリノゾイサイト 1.810ctルース（ファントムカット） - カラッツSTORE

Afghanistan Clinozoisite 1.810ct Loose Stone (Phantom Cut) Sale price¥8,800
タンザニア産サンストーン 1.599ctルース

Tanzanian Sunstone 1.599ct Loose Stone Sale price¥9,800
タンザニア産ロードライトガーネット 0.801ctルース

Tanzanian Rhodolite Garnet 0.801ct Loose Stone Sale price¥9,800
ブラジル産ブルートパーズキャッツアイ 2.631ctルース

Brazilian Blue Topaz Cat's Eye 2.631ct Loose Stone Sale price¥9,800
Tanzanian Rhodolite Garnet 5.1mm/0.656ct Loose Stone

Tanzanian Rhodolite Garnet 5.1mm/0.656ct Loose Stone Sale price¥8,800
Limited to 8 stones: 1 loose kite cut stone (illusion sunstone, sapphire, emerald, spessartine garnet, etc.) Multiple purchase discounts available

Limited to 8 stones: 1 loose kite cut stone (illusion sunstone, sapphire, emerald, spessartine garnet, etc.) Multiple purchase discounts available Sale price¥5,980
Single loose Russian oil-free emerald (1.6-1.7mm, princess cut) {Multiple purchase discounts available}

Single loose Russian oil-free emerald (1.6-1.7mm, princess cut) {Multiple purchase discounts available} Sale price¥9,800
Fire Opal 2 Stone Pair 4mm/0.336ct Loose

Fire Opal 2 Stone Pair 4mm/0.336ct Loose Sale price¥3,980
Limited to 6 stones: 1 loose unheated Sri Lankan sapphire with silk inclusions (average 0.31 carats) Multiple purchase discounts available

Limited to 6 stones: 1 loose unheated Sri Lankan sapphire with silk inclusions (average 0.31 carats) Multiple purchase discounts available Sale price¥4,980
Limited to 6 stones: 1 loose unheated sapphire from Sri Lanka (average 0.77 carats) Multiple purchase discounts available

Limited to 6 stones: 1 loose unheated sapphire from Sri Lanka (average 0.77 carats) Multiple purchase discounts available Sale price¥6,980
Limited to 10 stones: One Saint-Jay cut amethyst (5.0-5.5mm, special cut round) loose stone. Discounts available for multiple purchases.

Limited to 10 stones: One Saint-Jay cut amethyst (5.0-5.5mm, special cut round) loose stone. Discounts available for multiple purchases. Sale price¥3,980
Limited to 10 stones: Madagascar Sapphirine (Sapphirine) Loose Stone (Multiple purchase discounts available)

Limited to 10 stones: Madagascar Sapphirine (Sapphirine) Loose Stone (Multiple purchase discounts available) Sale price¥5,980
モザンビーク産パライバトルマリン 3.2mm/0.119ctルース

Paraiba tourmaline from Mozambique, 3.2mm/0.119ct loose stone Sale price¥9,800
ブラジル産エレスチャルアメジスト 0.809ctルース

Brazilian Elestial Amethyst 0.809ct Loose Stone Sale price¥6,980
ブラジル産エレスチャルアメジスト 0.673ctルース

Brazilian Elestial Amethyst 0.673ct Loose Stone Sale price¥9,800
コロンビア産ミントカラーエメラルド 0.214ctルース

Colombian mint-colored emerald 0.214ct loose stone Sale price¥8,800
ザンビア産エメラルド 0.159ctルース

Zambian emerald 0.159ct loose stone Sale price¥8,800
ザンビア産エメラルド 0.135ctルース

Zambian emerald 0.135ct loose stone Sale price¥8,800
ブラジル産ピンクトルマリン 0.234ctルース

Brazilian pink tourmaline 0.234ct loose stone Sale price¥8,800
ブラジル産ミントカラートルマリン 0.145ctルース

Brazilian mint color tourmaline 0.145ct loose stone Sale price¥8,800
ブラジル産デュモルチェライトインクォーツ 1.911ctルース

Brazilian Dumortierite in Quartz 1.911ct Loose Stone Sale price¥8,800

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.