Sale

Agate 35.084ct Ruth (Druzy Agate) Sale price¥3,980

Agate 64.882ct Ruth (Druzy Agate) Sale price¥4,980

Dendritic Agate 7.179ct loose Sale price¥9,800

Dendritic Agate 3.721ct loose Sale price¥5,980

Dendritic Agate 4.437ct loose Sale price¥4,980

Dendritic Agate 4.533ct loose Sale price¥6,980

Dendritic Agate 6.449ct loose Sale price¥9,800

Dendritic Agate 6.456ct loose Sale price¥9,800

Dendritic Agate 3.505ct loose Sale price¥5,980

Brazilian green spodumene 1 stone approximately 7ct (discount available for multiple purchases) Sale price¥3,980

Indian Andesine Labradorite (hexagonal cut, 3 x 5mm) 1 stone (discount available for multiple purchases) Sale price¥2,980

【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

【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

Euperlite 1 stone approx. 20ct-25ct (Michigan, USA) {Multiple purchase discount} Sale price¥1,980

1 American Herkimer Diamond (rock crystal) 💎 (child-bearing type)《Multiple purchase discount available》 Sale price¥2,980

Gem Gacha💎 Lepidolite in Quartz 1 stone《Multiple purchase discount available》 Sale price¥3,980

Lab-Grown Diamond (Synthetic Diamond) [HPHT Method] Single Loose Stone (2.0mm, 2.2mm, 2.4mm, 2.6mm) [Multiple Purchase Discounts Available] Sale priceFrom ¥1,580

Diamond 1.2mm (VS class, DG color, round cut, melee diamond) 1 loose stone {Multiple purchase discounts available} Sale price¥1,980

[Option] Fee for obtaining a certificate of origin from the Japan-Germany Gem Laboratory Sale price¥15,000

Color change Andesine 1 stone (3mm, round cut)《Discount available for multiple purchases》 Sale price¥2,980

1 Dragon Garnet (3.5mm, round cut) {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

Gem Gacha💎Chalcedony Gacha (1 in 5 will win a camellia cut)《Multiple purchase discounts available》 Sale price¥3,980

1 blue fluorescent diamond (H&C, 3EX, VS-SI class equivalent, 2.0mm) {Multiple purchase discount available} Sale price¥8,980

Rose cut diamond 1.2mm x 1 stone (VS-SI class, DH color, melee diamonds) {Multiple purchase discounts available} Sale price¥2,980

[Panda cut] Rose quartz 5.081ct loose Sale price¥8,800

[Panda cut] White quartz (milky quartz) 4.477ct loose Sale price¥8,800

[Panda cut] Moonstone 5.476ct loose Sale price¥8,800

Additional fee: +20,000 yen Sale price¥20,000

1 Ruby from Greenland (round cut, 1.2mm)《Discount available for multiple purchases》 Sale price¥2,280

Colombian emerald loose rough stone set of 2 stones (round cut 3mm)《Multiple purchase discount available》 Sale price¥6,980

Tanzanite raw stone/loose 2 stone set (sugar loaf cut)《Multiple purchase discount available》 Sale price¥6,980

【甲州貴石切子】レピドクロサイトインクォーツ 2.488ct《コラボ》ルースワッペン付

[Koshu Precious Stone Kiriko] Lepidocrocite in Quartz 2.488ct《Collaboration》Loose with emblem Sale price¥45,800

Cornel pin cat's eye 0.513ct loose Sale price¥6,980

Cornel pin cat's eye 0.791ct loose Sale price¥8,800

Cornel pin cat's eye 0.872ct loose Sale price¥6,980

Cornel pin cat's eye 0.549ct loose Sale price¥4,980

Cornel pin cat's eye 0.980ct loose Sale price¥6,980

Jeweler's tool "plate light" Sale price¥3,800

Tanzanite 1.360ct loose stone Sale price¥49,800

Tanzanian tanzanite 2.050ct loose Sale price¥29,800

Labradorite 1 stone (spherical, 6mm) loose (multiple purchase discount available) Sale price¥2,980

Gem Gacha💎 Sri Lankan Sapphire《Ratnapura》1 loose stone (average 0.75ct)《Multiple purchase discount available》 Sale price¥5,980

コロンビア産エメラルドキャッツアイ1石ルース（平均0.35ct)《初めての方向け》

Colombian emerald cat's eye 1 stone loose (average 0.35ct)《For first-time users》《Multiple purchase discount available》 Sale price¥12,800

Kyanite raw stone/loose 2 stone set《Multiple purchase discount available》 Sale price¥2,980

Andromeda "Semi-custom pendant frame and chain integrated" Sale price¥105,800

Star Drop "Semi-custom pendant frame" Sale price¥59,800

Pisces "Semi-custom pendant frame" Sale price¥59,800

宝石研磨に挑戦してみよう「自分で出来る原石磨きセット」（中級者向け：プレーナイト・葡萄石）

Let's try jewelry polishing "Do-it-yourself rough stone polishing set" (for intermediate users: playnite/grape stone) Sale price¥2,980

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.