Under ¥5,000

Limited to 10 stones: One Saint-Jay cut amethyst (5.0-5.5mm, special cut round) loose stone. Discounts available for multiple purchases. Sale price¥3,980

Brazilian Elestial Amethyst 0.482ct Loose Stone Sale price¥4,980

Goethite in quartz 1.020ct loose Sale price¥2,980

Limited Quantity: Brazilian Yellow Danburite Loose Stone (Multiple Purchase Discounts Available) Sale price¥2,980

Limited Quantity: 1.5mm Pink Spinel from Myanmar (including Hot Pink Spinel) - Multiple Purchase Discounts Available Sale price¥2,580

Pakistani Peridot 0.361ct Loose Stone Sale price¥4,980

Prehnite 0.818ct loose stone Sale price¥3,980

Synthetic Moissanite 0.358ct loose stone Sale price¥3,980

Synthetic Moissanite 0.491ct loose stone Sale price¥4,980

Montana Sapphire 1.9mm/0.033ct loose Sale price¥4,980

Andalusite from Sri Lanka 0.408ct loose Sale price¥3,980

Andalusite from Sri Lanka 0.361ct loose Sale price¥3,980

[12541081 published] Emerald 9.380ct rough stone Sale price¥4,980

Limited to 5 stones: 1 Brazilian Rhodonite in Quartz (faceted cut) (Multiple purchase discounts available) Sale price¥4,980

【KEN氏】ミャンマー産パープルスピネル 0.312ctルース - カラッツSTORE

Myanmar Purple Spinel 0.312ct Loose Stone Sale price¥3,980

Mexican cantera opal 8.454ct loose Sale price¥3,980

Green tourmaline 0.305ct loose stone Sale price¥3,980

Diaspore 0.660ct loose Sale price¥3,980

Diaspore 0.657ct loose Sale price¥3,980

Diaspore 0.672ct loose Sale price¥3,980

【KEN氏】ミャンマー産モーシッシ 0.855ctルース（マウシットシット） - カラッツSTORE

Myanmar Maw Sisit 0.855ct loose stone (Maw Sisit) Sale price¥4,980

【KEN氏】マダガスカル産アパタイト 0.371ctルース - カラッツSTORE

Madagascar Apatite 0.371ct Loose Stone Sale price¥2,980

Spanish Andalusite 4mm/0.204ct loose stone (rose cut) Sale price¥4,980

Brazilian Madeira Citrine 6.8mm/1.150ct Loose Stone Sale price¥4,980

[Available starting Friday, April 24th at 10 PM JST] TV Anime "The Magical Girl and the Evil Lieutenant Who Used to Be Archenemies" x KARATZ Collaboration Acrylic Stand Coasters Featuring Newly Drawn Illustrations Sale price¥1,320

[Available from Friday, April 24th, 10 PM JST] TV Anime "The Magical Girl and Evil Spirit Used to Be Archenemies." x KARATZ Collaboration Original Illustration Can Mirror Sale price¥770

[Sales start on Friday, April 24th at 10 PM JST] TV Anime "The Magical Girl and Evil Spirit Strive to Be the Best Together" x KARATZ Collaboration Original Illustration Heart Can Badge Sale price¥550

[Sales begin 4/24 (Fri) at 10 PM] TV Anime "Once Upon a Time, a Magical Girl and an Evil Being Were at Odds." x KARATZ Collaboration Original Illustration Acrylic Keychain Sale price¥990

[Limited to 6 stones] Contains 2 stones in total: 1 gemstone (rough stone) that is actually featured in a gemstone encyclopedia + 1 emerald rough stone. Sale price¥4,980

Mexican Fire Opal 0.448ct Loose Sale price¥3,980

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） 0.385ctルース

Madagascar Andesine Labradorite (also known as Rainbow Moonstone) 0.385ct loose stone Sale price¥2,980

Ethiopian Opal 1.014ct Loose Sale price¥3,980

Limited to 11 stones: Brazilian rhodonite in quartz (cabochon, 7.5-8.5mm) 1 loose stone. Discounts available for multiple purchases. Sale price¥2,980

Limited to 8 stones: 1 Mexican fire opal loose stone with unique color (up to 2.2ct) Multiple purchase discounts available Sale price¥3,980

Garden quartz 8.690ct loose Sale price¥2,980

Limited to 6 stones: 1 Brazilian Santa Maria aquamarine (March birthstone, princess cut 2.5mm) Multiple purchase discounts available Sale price¥2,980

Book "Jewelry Origami" (Supervised by KARATZ / In cooperation with the University of Tokyo Origami Circle and Orist) Sale price¥1,540

Book "Small Jewels" (Author: Keiichiro Koyama / Planning cooperation with KARATZ) Sale price¥1,760

Book "Gemstone Encyclopedia" (KARATZ, editor: Keiichiro Koyama) Sale price¥2,640

Brazilian Garden Quartz 15.7mm/12.860ct Loose Stone Sale price¥4,980

Limited to 3 stones: Madeira citrine from Brazil (special cut, November birthstone) Multiple purchase discounts available Sale price¥3,980

Limited to 9 stones, 1 Nigerian green beryl loose stone, multiple purchase discount available Sale price¥3,980

Limited to 8 pieces: 1 Nigerian Morganite loose stone (April birthstone, average 1 carat) Multiple purchase discounts available Sale price¥4,980

[Jeweler's Tools] Limited Quantity: H&C (Hearts & Cupids) Scope, CZ Size Comparison 10 Pieces, 2-Piece Set Sale price¥3,980

Madeira Citrine from Brazil (6mm, round cut, November birthstone) {Multiple purchase discounts available} Sale price¥4,980

Limited to 25 stones: 1 unheated yogo sapphire rough stone. Discounts available for multiple purchases. Sale price¥4,980

Limited to 7 stones: 1 Tanzanian rhodolite garnet loose stone (polished by American polisher KEN) Multiple purchase discounts available Sale price¥3,980

Limited to 9 stones: 1 Brazilian green beryl loose stone. Discounts available for multiple purchases. Sale price¥3,580

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.