Sale

[Option] Milling Sale price¥5,000

Limited to 15 stones, 1 raw stone of Chinese hemimorphite, multiple purchase discount Sale price¥3,980

Limited to 6 stones: 1 loose, unheated silky pink sapphire from Vietnam (milky pink sapphire) Multiple purchase discounts available Sale price¥5,980

Brazilian Paraiba tourmaline in quartz 0.871ct loose Sale price¥18,800

[Dandelion Cut] K18PG Yellow Sapphire 1.927 Ring Japanese-German Edition Sale price¥298,000

Mozambique colorless tourmaline (acroite) 3.542ct loose stone Sale price¥69,800

Mica in Quartz 0.980ct Loose Sale price¥6,980

Mica in Quartz 0.834ct Loose Stone Sale price¥6,980

Mica in Quartz 0.544ct Loose Stone Sale price¥6,980

Mexican egg-in-opal 1.243ct loose stone Sale price¥14,800

Mexican egg-in-opal 0.627ct loose stone Sale price¥8,800

[Pop-up event exclusive] Custom order page Sale price¥0

SV925 Silver Chain 0.7mm [40cm] Sale price¥1,780

【甲州貴石切子plusthree】スカイブルートパーズ 6mm/0.988ctルースワッペン付

[Koshu Precious Stones Plusthree] Sky Blue Topaz 6mm/0.988ct Loose Stone with Patch Sale price¥25,800

Ethiopian Opal 0.466ct Loose (Heart Shape, Faceted Cut) Sale price¥3,980

Ethiopian Opal 0.294ct Loose (Heart Shape, Faceted Cut) Sale price¥6,980

H&C(ハート&キューピッド)ダイヤモンド1.2mmルース - カラッツSTORE

H&C (Hearts & Cupids) Diamond 1.5mm Loose (VS Class, DG Class, Melee Diamonds) {Multiple Purchase Discounts Available} Sale price¥4,980

Montana Sapphire 0.254ct loose Sale price¥9,800

American red beryl 0.207ct loose Sale price¥49,800

[Koshu Precious Stones plusthree] Green Quartz 6mm/0.743ct Loose with Patch Sale price¥25,800

Limited to 6 stones: Aquamarine + Iolite loose stone set of 2 (March birthstone) Multiple purchase discounts available Sale price¥2,980

[Moonsteiner] Pyrite in Quartz 18.288ct Loose Sale price¥59,800

American Herkimer Diamond (Rock Crystal) 5.5mm/0.534ct Loose Sale price¥8,800

American Herkimer Diamond (Rock Crystal) 5.3mm/0.594ct Loose Sale price¥8,800

Tanzanian Kornerupine Cat's Eye 0.866ct Loose Stone Sale price¥5,980

Tanzanian Kornerupine Cat's Eye 1.539ct Loose Stone Sale price¥9,800

ネパール産オーシャンブルーカイヤナイト＋ブルーカイヤナイト2石セット《複数購入割引有》

Limited to 20 sets: Nepalese Ocean Blue Kyanite + Blue Kyanite 2-stone set (Multiple purchase discounts available) Sale price¥3,980

Limited to 17 stones: 1 loose fluorite stone from Rogerley, England. Discounts available for multiple purchases. Sale price¥3,980

Purple Spinel 4.8mm/0.422ct Loose Stone Sale price¥6,980

Pink spinel 5.2mm/0.573ct loose stone Sale price¥6,580

Purple spinel 4.5mm/0.365ct loose Sale price¥4,980

Pink spinel 4.3mm/0.342ct loose Sale price¥6,980

Pink spinel 3.8mm/0.192ct loose Sale price¥5,980

ブラジル産アレキサンドライト・ムーンストーン2石セット（6月誕生石セット）《複数購入割引有》

《Limited to 32 stones》 Brazilian Alexandrite Moonstone 2 stone set (June birthstone set)《Multiple purchase discount available》 Sale price¥3,980

タンザニア・マヘンゲ産ピンクスピネル原石・ルース2石セット（プリンセスカット）《複数購入割引有》

《Limited to 20 stones》 Pink spinel raw stone from Mahenge, Tanzania, loose 2 stone set (princess cut)《Multiple purchase discount available》 Sale price¥3,980

【12548939掲載】マダガスカル産ラズライトインクォーツ 1.600ctルース

Lazurite in quartz from Madagascar 7.5mm/1.600ct loose Sale price¥18,800

[Limited to 9 stones] Brazilian green quartz 1 stone loose (10mm) [Multiple purchase discount available] Sale price¥3,980

《Limited to 6 stones》 1 stone loose green quartz from Brazil (8mm, concave cut) 《Discount available for multiple purchases》 Sale price¥3,980

Purple spinel 0.465ct loose Sale price¥5,980

Twin star sapphire from Sri Lanka 3.003ct loose (Violet star sapphire) Sale price¥59,800

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.