¥5,000 - ¥10,000

[12559756] Madagascar sphene 0.509ct loose stone Sale price¥9,800

[12559879] Tibetan Andesine 0.320ct Loose Stone Sale price¥9,800

[12560006] Myanmar Ice Jadeite 0.408ct Loose Stone Sale price¥9,800

Tanzanite 0.579ct loose stone from Tanzania Sale price¥5,980

[12561175] Mexican Opal (Faceted) 0.208ct Loose Sale price¥9,800

Green tourmaline 0.388ct loose Sale price¥8,800

タンザニア産アンデシン・ラブラドライト（通称名レインボームーンストーン） 0.782ctルース

Tanzanian Andesine Labradorite (also known as Rainbow Moonstone) 0.782ct loose stone Sale price¥8,800

タンザニア産アンデシン・ラブラドライト（通称名レインボームーンストーン） 1.396ctルース

Tanzanian Andesine Labradorite (also known as Rainbow Moonstone) 1.396ct loose stone Sale price¥8,800

Oregon Sunstone 0.852ct loose Sale price¥7,980

Oregon Sunstone 0.846ct loose Sale price¥7,980

Oil-in-quartz 24.653ct rough stone from Madagascar Sale price¥7,980

Pakistani Oil in Quartz 0.443ct Loose Stone Sale price¥5,980

Pakistani oil-in quartz 0.595ct loose Sale price¥7,980

Pakistani Oil in Quartz 0.651ct Loose Stone Sale price¥7,980

Cambodian blue zircon (Ratanakiri blue) 0.453ct loose Sale price¥6,980

Cambodian blue zircon (Ratanakiri blue) 0.615ct loose Sale price¥7,980

Mexican Fire Opal 0.472ct Loose (Star Cut, Faceted Cut) Sale price¥8,800

Mexican Fire Opal 0.277ct Loose (Faceted Cut) Sale price¥5,980

Tourmaline 0.731ct loose Sale price¥5,980

Pink tourmaline 0.656ct loose Sale price¥7,980

[On Sale 2/1 at 10 PM] Madagascar Bekiri Blue Garnet (Color Change Garnet) 0.076ct Loose Stone Sale price¥9,800

[On Sale 2/1 at 10 PM] Madagascar Bekiri Blue Garnet (Color Change Garnet) 0.072ct Loose Stone Sale price¥9,800

Oregon Sunstone 1.507ct loose Sale price¥9,800

Oil-in-quartz 30.677ct rough stone from Madagascar Sale price¥8,800

Oil-in-quartz 31.973ct rough stone from Madagascar Sale price¥8,800

Cornell pin from Tanzania 3.5mm/0.173ct loose Sale price¥8,800

Brazilian dumortierite in quartz 6mm/0.852ct loose Sale price¥8,800

[2/2 22:00 Sale] Sri Lankan Chrysoberyl Cat's Eye 1.340ct Loose Stone Sale price¥6,980

【2/11 22時販売】ダイヤモンド原石（メイカブル） 0.279ct原石 Sale price¥9,800

[Jeweler's Tools] {Only 2 left} 4-piece set including loupe (10x magnification), tweezers, and two loose stones Sale price¥6,980

[Jeweler's Tools] 3 black light loose pieces (ruby, red spinel rough, oil-in-quartz) with rechargeable battery Sale price¥6,980

Ice blue diamond 1.2mm or 2.0mm 1 stone (VS class equivalent, round cut) {Multiple purchase discount available} Sale priceFrom ¥4,980

[Option] Certificate issuance fee Sale priceFrom ¥2,750

H&C (Heart & Cupid) Diamond 2.0mm Loose (VS Class, DG Class, 2mm Melee Diamonds) {Multiple Purchase Discounts Available} Sale price¥7,980

[Jeweler's Tools] White penlight (for loose), loose 3-piece set Sale price¥5,980

1 stone of Brazilian blue tourmaline (3 x 4 mm pear shape/oval cut/3 x 5 mm pear shape/4 x 5 mm oval cut)《Discount available for multiple purchases》 Sale priceFrom ¥2,980

[Available at 10 PM on January 24th] Limited to 7 sets: Gemstone Encyclopedia Playing Cards + 4 Gemstones in a Gemstone Lucky Bag (Valued at 10,000 yen) Sale price¥6,000

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

Top Quality: Brazilian Alexandrite 1 Stone Loose (2.0mm, Hematita Mine) Multiple Purchase Discounts Available Sale price¥9,800

Limited to 22 Sapphire Gacha (Includes Sakura In-Cut & Sakura Shape Sapphire, Bonus Hot Pink Sapphire) (Multiple Purchase Discounts Available) Sale price¥6,980

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

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

クッションカットのブラジル産インペリアルトパーズ1石ルース（3mm）《複数購入割引有》

Cushion cut Brazilian imperial topaz 1 stone loose (3mm)《Multiple purchase discount available》 Sale price¥5,980

Limited quantity: Sri Lankan 2mm sapphire (sapphire) 1 loose stone (with identification certificate for all stones) Discounts for multiple purchases Sale price¥5,980

Limited to 14 stones: 1 Cambodian Ratanakiri Blue Zircon (4mm) Multiple purchase discounts available Sale price¥5,980

Limited Stock: Single Russian Oil-Free Emerald Loose (2.1mm, Square Cut) - Multiple Purchase Discounts Available Sale price¥5,980

《17色》宝石ガチャガチャ💎新作モアッサナイト6.5mm（H&C ハート＆キューピッド）💎《複数購入割引有》 - カラッツSTORE

《17 colors》Gem Gacha💎Synthetic Moissanite 1 stone loose (H&C Heart & Cupid, 6.5mm)💎《Multiple purchase discount available》 Sale price¥5,980

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

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.