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¥5,000 - ¥10,000

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[On sale September 7th at 10 PM] Limited to 15 stones: ¥60,000 worth of Musgravite, Taaffeite, Cobalt Garnite, Spinel & Friends Gacha, and more (bonus: 1 Platinum Spinel) [Multiple purchase discounts available]

[On sale September 7th at 10 PM] Limited to 15 stones: ¥60,000 worth of Musgravite, Taaffeite, Cobalt Garnite, Spinel & Friends Gacha, and more (bonus: 1 Platinum Spinel) [Multiple purchase discounts available] Sale price¥8,800
[Available at 10 PM on September 6th] Limited to 10 Blue Spinel Gacha - Includes 2 Cobalt Spinel (including color-shifted type) with Japanese and German appraisal certificates - Bonus Synthetic Cobalt Spinel (Multiple purchase discounts available)

[Available at 10 PM on September 6th] Limited to 10 Blue Spinel Gacha - Includes 2 Cobalt Spinel (including color-shifted type) with Japanese and German appraisal certificates - Bonus Synthetic Cobalt Spinel (Multiple purchase discounts available) Sale price¥5,980
[On Sale at 10 PM on September 5th] [Limited to 7 stones] One loose, oil-free emerald from Russia (1.6-1.7mm, princess cut) [Multiple purchase discounts available]

[On Sale at 10 PM on September 5th] [Limited to 7 stones] One loose, oil-free emerald from Russia (1.6-1.7mm, princess cut) [Multiple purchase discounts available] Sale price¥9,800
[On sale September 5th at 10 PM] Limited to 20 stones: Russian Demantoid Garnet (Horsetail inclusions, approximately 2mm) Loose Stone [Multiple purchase discounts available]

[On sale September 5th at 10 PM] Limited to 20 stones: Russian Demantoid Garnet (Horsetail inclusions, approximately 2mm) Loose Stone [Multiple purchase discounts available] Sale price¥5,980
[On sale September 5th at 10 PM] [Only one left] Russian Demantoid Garnet Loose Stone (Oval Cut, Approx. 3 x 2mm) [Multiple Purchase Discounts Available]

[On sale September 5th at 10 PM] [Only one left] Russian Demantoid Garnet Loose Stone (Oval Cut, Approx. 3 x 2mm) [Multiple Purchase Discounts Available] Sale price¥9,800
[On sale at 10 PM on September 5th] [Limited to 6 stones] Tanzanian Bicolor Grossular Garnet (1 loose stone, average 0.55 carats) [Multiple purchase discounts available]

[On sale at 10 PM on September 5th] [Limited to 6 stones] Tanzanian Bicolor Grossular Garnet (1 loose stone, average 0.55 carats) [Multiple purchase discounts available] Sale price¥8,800
[Available at 10 PM on August 31st] [Limited to 9 stones] Brazilian Rainbow Aquamarine Loose Stone (Average 1.0 carat, Pear Sheep Cut) [Multiple purchase discounts available]

[Available at 10 PM on August 31st] [Limited to 9 stones] Brazilian Rainbow Aquamarine Loose Stone (Average 1.0 carat, Pear Sheep Cut) [Multiple purchase discounts available] Sale price¥5,980
[Available at 10 PM on August 30th] Limited to 10 stones: Madagascar Sapphirine (Sapphirine) Loose Stone [Multiple purchase discounts available]

[Available at 10 PM on August 30th] Limited to 10 stones: Madagascar Sapphirine (Sapphirine) Loose Stone [Multiple purchase discounts available] Sale price¥5,980
[Available at 10 PM on September 20th] Limited Quantity: Russian Phenakite (Round Cut, 3mm) Loose Stone [Multiple Purchase Discounts Available]

[Available at 10 PM on September 20th] Limited Quantity: Russian Phenakite (Round Cut, 3mm) Loose Stone [Multiple Purchase Discounts Available] Sale price¥5,980
【KEN氏】ジルコン 0.991ctルース - カラッツSTORE

Zircon 0.991ct loose stone Sale price¥8,800
【KEN氏】ジルコン 0.848ctルース - カラッツSTORE

Zircon 0.848ct loose stone Sale price¥8,800
【KEN氏】タンザニア産ジルコン 0.942ctルース - カラッツSTORE

Tanzanian zircon 0.942ct loose stone Sale price¥8,800
【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
【KEN氏】ジルコン 0.813ctルース - カラッツSTORE

Tanzanian orange zircon 0.813ct loose stone Sale price¥6,980
【KEN氏】メキシコ産ダンビュライト 1.859ctルース（ファントムカット） - カラッツSTORE

Mexican Danburite 1.859ct loose stone (phantom cut) Sale price¥9,800
【KEN氏】メキシコ産ダンビュライト 1.981ctルース（ファントムカット） - カラッツSTORE

Mexican Danburite 1.981ct loose stone (phantom cut) Sale price¥9,800
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
バイカラートルマリン 1.248ctルース

Bicolor tourmaline 1.248ct loose Sale price¥6,980
バイカラートルマリン 1.097ctルース

Bicolor tourmaline 1.097ct loose Sale price¥5,980
トラピッチェエメラルド 0.650ctルース（逆トラピッチェ）

Trapiche emerald 0.650ct loose (reverse trapiche) Sale price¥6,980
【猫カット(豹柄）】琥珀 0.906ctルース

[Sold at 10 PM on September 16th] [Cat Cut (Leopard Print)] Amber 0.906ct Loose Stone Sale price¥9,800
【KEN氏】スキャポライト 1.780ctルース - カラッツSTORE

Scapolite 1.780ct loose stone Sale price¥9,800
Pink spinel 0.290ct loose

Pink spinel 0.290ct loose Sale price¥5,980
ブルーサファイア 0.591ctルース

[Sold at 10pm on September 15th] Blue sapphire 0.591ct loose stone Sale price¥9,800
[Available at 10 PM on September 15th] Limited to 22 Sapphire Gacha (Includes Sakura In-Cut & Sakura Shape Sapphire, Bonus Hot Pink Sapphire) [Multiple Purchase Discounts Available]

[Available at 10 PM on September 15th] Limited to 22 Sapphire Gacha (Includes Sakura In-Cut & Sakura Shape Sapphire, Bonus Hot Pink Sapphire) [Multiple Purchase Discounts Available] Sale price¥6,980
Mexican Danburite 1.515ct loose stone (phantom cut)

Mexican Danburite 1.515ct loose stone (phantom cut) Sale price¥8,800
【KEN氏】メキシコ産ダンビュライト 1.612ctルース（ファントムカット） - カラッツSTORE

Mexican Danburite 1.612ct loose stone (phantom cut) Sale price¥8,800
バイカラートルマリン 3.277ctルース

Bicolor tourmaline 3.277ct loose Sale price¥9,800
【KEN氏】ファイアオパール 1.360ctルース - カラッツSTORE

Fire opal 1.360ct loose Sale price¥9,800
【猫カット】ブルーグリーントルマリン5.5mmルース

[Cat cut] Blue green tourmaline 5.5mm loose Sale price¥8,800
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
パープルスピネル 0.424ctルース（ローズカット）

Purple spinel 0.424ct loose (rose cut) Sale price¥6,980
【KEN氏】メキシコ産トパーズ 1.50ctルース - カラッツSTORE

Mexican Topaz 1.50ct Loose Sale price¥9,800
【NOBU氏】アマゾン産グリーンオパール 《コラボ》6.8mmルース - カラッツSTORE

[Mr. NOBU] Green Opal from Amazon [Collaboration] 6.8mm loose Sale price¥6,980
【猫カット】アマゾン産グリーンオパール 6.5mm/0.580ctルース

[Cat cut] Amazon green opal 6.5mm/0.580ct loose Sale price¥6,980
ピンクジルコン 0.930ctルース

Pink zircon 0.930ct loose Sale price¥8,800
【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

[On Sale at 10 PM on September 14th] Tanzanian Sunstone 1.599ct Loose Sale price¥9,800
奈良県天川村産レインボーガーネット（アンドラダイトガーネット） 0.321ctルース

[On Sale at 10 PM on September 14th] Rainbow Garnet (Andradite Garnet) 0.321ct Loose Stone (Rose Cut) from Tenkawa Village, Nara Prefecture Sale price¥8,800
タンザニア産ロードライトガーネット 0.801ctルース

[On Sale at 10 PM on September 14th] Tanzanian Rhodolite Garnet 0.801ct Loose Stone Sale price¥9,800
[On sale at 10 PM on September 6th] Limited to 8 stones: Kite cut loose stone (Illusion Sunstone, Sapphire, Emerald, Spessartine Garnet, etc.) [Multiple purchase discounts available]

[On sale at 10 PM on September 6th] Limited to 8 stones: Kite cut loose stone (Illusion Sunstone, Sapphire, Emerald, Spessartine Garnet, etc.) [Multiple purchase discounts available] Sale price¥5,980
[Available at 10 PM on September 6th] Limited to 4 stones: One loose pink sapphire (pear shape) from Madagascar [Multiple purchase discounts available]

[Available at 10 PM on September 6th] Limited to 4 stones: One loose pink sapphire (pear shape) from Madagascar [Multiple purchase discounts available] Sale price¥5,980
[On sale September 6th at 10 PM] [Limited to 7 stones] Madagascar sapphire, 1 loose stone (long hexagonal cut, approximately 5 x 3 mm) [Multiple purchase discounts available]

[On sale September 6th at 10 PM] [Limited to 7 stones] Madagascar sapphire, 1 loose stone (long hexagonal cut, approximately 5 x 3 mm) [Multiple purchase discounts available] Sale price¥6,980
モンテブラサイト4.1mm 2石ペア ルース（グリーン）

Montebrasite 4.1mm 2 stone pair loose (green) Sale price¥6,980
ファイアオパール2石セット 1.440ctルース

Fire opal 2 stone set 1.440ct loose Sale price¥5,980
イエローダイヤモンド 0.102ctルース（TLC／VSクラス相当）

Yellow diamond 2.8mm/0.102ct loose (TLC/VS class equivalent) Sale price¥9,800
ホワイトトパーズ 3.780ctルース

White topaz 3.780ct loose Sale price¥9,800

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.