Instagram introduced products

H&C（ハート&キューピッド）専用スコープ（ダイヤモンド専用スコープ) - カラッツSTORE

[Jeweler's Tools] H&C (Heart & Cupid) Special Scope (Diamond Special Scope) Sale price¥1,580

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

1 beryllium diffused sapphire stone (approximately 2.5mm, round cut)《Multiple purchase discounts available》 Sale price¥1,580

Synthetic moissanite 1 stone loose (mint green, pear shape cut, 5 x 7 mm, moissanite)《Multiple purchase discount available》 Sale price¥3,980

ピンクオパール・ブルーオパール2石セット（小・大サイズ） - KARATZ STORE｜カラッツSTORE

Pink opal/blue opal 2 stone set (small/large size)《Discount available for multiple purchases》 Sale priceFrom ¥1,980

Green Diamond (Treatment) 1 stone (approx. 1.3mm)《Multiple purchase discount available》 Sale price¥3,580

1 stone loose pink spinel (princess cut, approx. 2.5mm)《Discount available for multiple purchases》 Sale price¥2,980

Synthetic moissanite 1 stone loose (mint green, oval cut, 6 x 4 mm, moissanite)《Multiple purchase discount available》 Sale price¥3,980

Rose cut apatite 1 stone 3mm《Multiple purchase discount available》 Sale price¥1,980

Petalite 1 stone loose (6mm, round cut)《Multiple purchase discount available》 Sale price¥2,580

1 green spodumene rough stone (average 15ct)《Multiple purchase discount available》 Sale price¥3,980

【宝石商の道具】冷却ヒビ入れ染色クォーツ色違い2石セット - カラッツSTORE

[Jeweler's Tools] Cooling Cracked Dyed Quartz Set of 2 Stones in Different Colors (Discount available for multiple purchases) Sale price¥2,980

Morganite 1 stone (oval cut, 5 x 7mm)《New birthstone for April》《Discount available for multiple purchases》 Sale price¥3,980

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

Synthetic black moissanite (black moissanite) 1 stone loose (2.5mm, round cut)《Multiple purchase discount available》 Sale price¥2,980

Euparite 193g Sale price¥39,800

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【売り切れ】カラッツオリジナル鑑別書用アルバム・ルース1個[ケン氏カットのレアストーン] - KARATZ STORE｜カラッツSTORE

[Final Sale] [Jeweler's Tools] Karatz Original Album Loose 1 Piece [KEN Cut 1 Stone]

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[Jeweler's Tools] Collection set of 24 loose cases, 3 loose cases [cut by Mr. KEN, worth 8,000 yen]

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【再入荷】鉱物標本スタンドとサンストーンorアイオライトの2点セット - KARATZ STORE｜カラッツSTORE

[Restocked] 2-piece set of mineral specimen stand and sunstone or iolite

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Apatite rough stone set of 2 stones in different colors《Discount available for multiple purchases》

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

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Chrysoberyl Cat's Eye 1 stone (February new birthstone)

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Iolite rough stone/loose 2 stone set《Multiple purchase discount available》

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Ametrine 1 stone (approximately 60~70ct)《Discount available for multiple purchases》

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Benitoite 1 stone (round cut, 2.0mm)《Multiple purchase discount available》

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Blue moonstone (pyramid cut, 5 x 5 mm, 4 x 4 mm) 2 stone set《Discount available for multiple purchases》

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Cobalt Garnite 1 stone (discount available for multiple purchases)

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[Jeweler's Tools] 2-piece set for distinguishing impregnated rubies and natural rubies (discount available for multiple purchases)

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1 green opal from Amazon《Discount available for multiple purchases》

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Synthetic alexandrite 1 stone (round, mele size)《Discount available for multiple purchases》

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【宝石商の道具】冷却ヒビ入れ染色クォーツ・天然エメラルド見分け2点セット - KARATZ STORE｜カラッツSTORE

[Jeweler's Tools] Cooling Cracked Dyed Quartz/Natural Emerald Identification 2-piece Set (Discount available for multiple purchases)

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Princess cut diamond 2.0mm loose (equivalent to VS class)《Multiple purchase discount available》

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1 Ethiopian Opal (Baroque)《Discount available for multiple purchases》

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Scorolite 1 stone loose (8mm, concave cut)《Multiple purchase discount available》

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[Cat cut] Moonstone (6mm)《Multiple purchase discount available》

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Rose quartz 1 stone (heart, approx. 23ct)《Discount available for multiple purchases》

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Purple Chalcedony 1 stone《Discount available for multiple purchases》

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Ametrine 1 stone (approximately 40~50ct)

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1 stone peridot (pyramid cut, 5mm)《Multiple purchase discount available》

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Rhodolite garnet (octagonal cut) 1ct 1 stone

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【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)

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Sky blue topaz 1 stone (10mm, flower cut)《Discount available for multiple purchases》

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1 stone pink amethyst (checkerboard cut, approx. 10ct, 14 x 14mm)《Discount available for multiple purchases》

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[Cat cut] Rose quartz (8mm)《Multiple purchase discount available》

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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.