Login

Items under 10,000 yen

Sort by
Sold out ブラジル産サンタマリアアクアマリン 0.190ctルース

Brazilian Santa Maria Aquamarine 0.190ct loose stone
Sold out Zimbabwean Blue Apatite, UV Type, 1 Stone Loose {Multiple Purchase Discounts Available}

Zimbabwean Blue Apatite, UV Type, 1 Stone Loose {Multiple Purchase Discounts Available}
Sold out パキスタン産アラゴナイト 2.544ctルース

Pakistani Aragonite 2.544ct loose stone
Sold out 中国産バイカラーフローライト 6.274ctルース

Chinese bicolor fluorite 6.274ct loose stone
Sold out アルゼンチン産バイカラーフローライト 11.226ctルース

Argentine bicolor fluorite 11.226ct loose stone
Sold out 【12547828掲載】ブラジル産トラピッチェアメジスト 14.949ctルース

Brazilian Trapiche Amethyst 14.949ct loose stone

Sold out アフガニスタン産クンツァイト 3.508ctルース

Kunzite from Afghanistan 9.5mm/3.508ct loose stone

Sold out ゴーシェナイト 0.306ctルース

Goshenite 0.306ct loose stone

Sold out ゴーシェナイト 0.852ctルース

Goshenite 0.852ct loose stone

Sold out ナミビア産ジェレメジェバイト 0.620ct原石

0.620ct rough stone of Jeremejevite from Namibia

Sold out モンタナサファイア 0.405ctルース（グリーンサファイア）

Montana Sapphire 0.405ct Loose (Green Sapphire)
Sold out デンドリティックアゲート 7.179ctルース

Dendritic Agate 7.179ct loose

Sold out デンドリティックアゲート 3.721ctルース

Dendritic Agate 3.721ct loose

Sold out デンドリティックアゲート 4.437ctルース

Dendritic Agate 4.437ct loose

Sold out デンドリティックアゲート 4.533ctルース

Dendritic Agate 4.533ct loose

Sold out デンドリティックアゲート 6.449ctルース

Dendritic Agate 6.449ct loose

Sold out Dendritic Agate 6.456ct loose

Dendritic Agate 6.456ct loose

Sold out デンドリティックアゲート 3.505ctルース

Dendritic Agate 3.505ct loose

Sold out 【5/20 22時販売】ユーパーライト 1石 （平均35ct）原石《複数購入割引有》 - カラッツSTORE

Euparite 1 stone (average 35ct) raw stone (discount available for multiple purchases)

Sold out 【5/20 22時販売】ユーパーライト 1石 （平均28ct）原石《複数購入割引有》 - カラッツSTORE

[#May2026Campaign, #May2026Gacha] Yooperlite 1 stone, approx. 20-25ct (Michigan, USA) "Multiple Purchase Discount"
Sold out Madeira Citrine 1 stone 💎5mm-6mm (Madeira Citrine)《November birthstone》《Multiple purchase discount available》

Madeira Citrine 1 stone 💎5mm-6mm (Madeira Citrine)《November birthstone》《Multiple purchase discount available》

Sold out ジェムガチャ💎 アフガナイト1石 ルース（平均0.14ct）《複数購入割引有》

Gem Gacha💎 Afghanite 1 stone loose (average 0.14ct) {Multiple purchase discount available}

Sold out アイスブルーカラーの合成モアッサナイト1石ルース（5mm,アイスブルー）

Ice blue color synthetic moissanite 1 stone loose (5mm, ice blue)《Multiple purchase discount available》

Sold out Gem Gacha💎 Trapiche Diamond (Sliced ​​Diamond) 1 stone {Multiple purchase discount available}

Gem Gacha💎 Trapiche Diamond (Sliced ​​Diamond) 1 stone {Multiple purchase discount available}

Sold out 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） 2.3mm/0.067ctルース

Bekily Blue Garnet from Madagascar (color change garnet) 2.3mm/0.067ct loose

Sold out 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） 2.3mm/0.065ctルース

Bekily Blue Garnet from Madagascar (color change garnet) 2.3mm/0.065ct loose

Sold out 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） 2.6mm/0.090ctルース

Bekily Blue Garnet from Madagascar (color change garnet) 2.6mm/0.090ct loose

Sold out Diamond 2mm (VS class, DG color, round cut, melee diamond 2.0mm) 1 loose stone {Multiple purchase discounts available}

Diamond 2mm (VS class, DG color, round cut, melee diamond 2.0mm) 1 loose stone {Multiple purchase discounts available}
Sold out 1 Brazilian Euclase rough stone (discount available for multiple purchases)

1 Brazilian Euclase rough stone (discount available for multiple purchases)

Sold out 《残り4石》ジェムガチャ💎ジンバブエ産ソーヤブルダイヤモンド1石（正八面体,VS~SIクラス相当） - カラッツSTORE

Gem Gacha💎1 Zimbabwe sawable diamond (regular octahedron, VS~SI class equivalent)

Sold out カラーチェンジアンデシン1石（5×3mm,オーバルカット）《複数購入割引有》

Color change Andesine 1 stone (5 x 3mm, oval cut)《Discount available for multiple purchases》

Sold out 1 Dragon Garnet (4.0mm, round cut)

1 Dragon Garnet (4.0mm, round cut)

Sold out Limited to 9 stones: 1 loose Mexican opal stone (multiple purchase discounts available)

Limited to 9 stones: 1 loose Mexican opal stone (multiple purchase discounts available)

Sold out Zimbabwean rough diamond (sawable) 0.054ct rough stone

Zimbabwean rough diamond (sawable) 0.054ct rough stone

Sold out Gem Gacha💎 Cat Set (1 gemstone + 2 sapphires) {Multiple purchase discounts available}

Gem Gacha💎 Cat Set (1 gemstone + 2 sapphires) {Multiple purchase discounts available}

Sold out Yuichiro Abe goods set [clutch bag & acrylic key chain]

Yuichiro Abe goods set [clutch bag & acrylic key chain]

Sold out Christmas Sale: Only one pink item available! Yuichiro Abe Goods Set [Tote Bag & Coaster]

Christmas Sale: Only one pink item available! Yuichiro Abe Goods Set [Tote Bag & Coaster]

Sold out Christmas Sale: S: 3 pieces / M: 1 piece / Kids: 1 piece - Yuichiro Abe Goods Set [T-shirt & Coaster]

Christmas Sale: S: 3 pieces / M: 1 piece / Kids: 1 piece - Yuichiro Abe Goods Set [T-shirt & Coaster]

Sold out 安部祐一朗氏グッズセット【キャンバス＆アクルルキーホルダー＆オレゴンサンストーンの宝石】

Yuichiro Abe goods set [canvas & acrylic key chain & Oregon sunstone jewelry]

Sold out 安部祐一朗氏グッズセット【マグカップ＆コンパクトミラー＆オレゴンサンストーンの宝石】

Yuichiro Abe goods set [General purpose case & notebook & postcard autographed & Oregon sunstone jewelry]

Sold out Yuichiro Abe goods set [sticker & waterproof smartphone case]

Yuichiro Abe goods set [sticker & waterproof smartphone case]

Sold out Gem Gacha💎1 special fluorescent diamond (VS-SI class equivalent, 2.0mm)

Gem Gacha💎1 special fluorescent diamond (VS-SI class equivalent, 2.0mm)

Sold out Yuichiro Abe goods set [gadget case & compact mirror]

Yuichiro Abe goods set [gadget case & compact mirror]

Sold out Rose cut diamond 1.2mm x 1 stone (VS-SI class, DH color, melee diamonds) {Multiple purchase discounts available}

Rose cut diamond 1.2mm x 1 stone (VS-SI class, DH color, melee diamonds) {Multiple purchase discounts available}
Sold out Yuichiro Abe Goods Set [Mug & Compact Mirror]

Yuichiro Abe Goods Set [Mug & Compact Mirror]

Sold out 1 loose sapphire from Ratnapura, Sri Lanka (3.0mm-4.0mm, trilliant cut)《Multiple purchase discount available》

1 loose sapphire from Ratnapura, Sri Lanka (3.0mm-4.0mm, trilliant cut)《Multiple purchase discount available》

Sold out 1 stone of Hokkaido rhodochrosite (5 x 3 mm, pear-shaped cut)《Discount available for multiple purchases》

1 stone of Hokkaido rhodochrosite (5 x 3 mm, pear-shaped cut)《Discount available for multiple purchases》

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.