Items under 10,000 yen

South African diamond rough stone 0.330ct Sale price¥5,980

Limited to 9 stones: 1 Brazilian Santa Maria aquamarine (round cut, approx. 3.5mm) Multiple purchase discounts available Sale price¥6,980

Limited to 9 stones: 1 Brazilian Santa Maria aquamarine (round cut, approx. 3.2mm) Multiple purchase discounts available Sale price¥5,980

Limited to 25 stones: 1 Brazilian Santa Maria aquamarine (round cut, approx. 3.0 mm) Multiple purchase discounts available Sale price¥5,980

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

Kyanite from Nepal, 1 loose stone (indigo blue color, 4 x 6 mm, emerald cut) {Multiple purchase discount available} Sale price¥6,980

Mozambique Almandine Garnet 0.774ct Loose Stone Sale price¥8,800

Mozambique Almandine Garnet 0.477ct Loose Stone Sale price¥8,800

Australian Prehnite 6.0mm/1.004ct loose stone (rose cut) Sale price¥8,800

Australian Prehnite 6.0mm/0.993ct loose stone (rose cut) Sale price¥8,800

Mexican Opal (Faceted Cut) 0.496ct Loose Sale price¥9,800

Tanzanian Violet Spinel 0.541ct Loose Stone Sale price¥9,800

Indian Star Garnet 13.260ct Loose Stone (6 Rows) Sale price¥5,980

Sri Lankan star sapphire 1.773ct loose Sale price¥9,800

Black star sapphire 0.930ct loose Sale price¥6,980

Limited quantity: Mozambique grape garnet, 1 loose stone (4 x 6 mm, pear-shaped cut) Multiple purchase discounts available Sale price¥3,980

Limited to 7 stones! May birthstone special offer! Colombian emerald cat's eye, 1 loose stone (highly transparent cat's eye) Multiple purchase discounts available Sale price¥7,980

Brazilian Morganite 0.633ct loose stone Sale price¥9,800

Colombian emerald cat's eye 0.108ct loose Sale price¥8,800

South African diamond rough stone 0.210ct Sale price¥8,800

Limited to 4 stones: 1 Brazilian white topaz loose stone (average 2.1 carats) Multiple purchase discounts available 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

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） 1.090ctルース

Madagascar Andesine Labradorite (also known as Rainbow Moonstone) 1.090ct loose stone Sale price¥9,800

Indian Star Garnet 11.440ct Loose Stone (6 Rows) Sale price¥5,980

Limited to 13 stones Gem gacha💎 Beautiful colored tanzanite 7mm, special cut sphene, heliodor (lots of inclusions) 1 loose stone Multiple purchase discounts available Sale price¥4,980

Montana Agate 6.534ct Loose Stone Sale price¥6,980

Australian Opal 0.371ct Loose Sale price¥8,800

Australian Opal 0.423ct Loose Sale price¥6,980

Australian Opal 0.706ct Loose Sale price¥8,800

Australian Opal 0.633ct Loose Sale price¥9,800

Brazilian Dumortierite in Quartz 0.578ct loose stone (faceted cut) Sale price¥5,980

Brazilian Dumortierite in Quartz 0.482ct loose stone (faceted cut) Sale price¥5,980

Brazilian Dumortierite in Quartz 0.652ct loose stone (faceted cut) Sale price¥9,800

Brazilian Dumortierite in Quartz 0.313ct loose stone (faceted cut) Sale price¥6,980

Brazilian Dumortierite in Quartz 0.154ct loose stone (faceted cut) Sale price¥9,800

Brazilian rhodonite 1.277ct loose stone Sale price¥8,800

Brazilian Green Spodumene 0.599ct Loose Stone Sale price¥4,980

Brazilian Green Spodumene 7.9mm/1.721ct Loose Stone Sale price¥8,800

Oregon Sunstone from the United States 0.276ct loose stone Sale price¥7,980

Mali Garnet (Grossular/Andradite Garnet) 4.2mm/0.374ct Loose Stone with Certificate of Authenticity Sale price¥9,800

[On sale from 22:00 on 5/1] Mali Garnet (Grossular/Andradite Garnet) 4.2mm/0.398ct Loose Stone with Certificate of Authenticity from the Republic of Mali Sale price¥9,800

Mali Garnet (Grossular/Andradite Garnet) 4.2mm/0.457ct Loose Stone with Certificate of Authenticity Sale price¥9,800

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

Brazilian Euclase 5.0mm/0.492ct Loose Stone Sale price¥9,800

Brazilian Dumortierite in Quartz 55.207ct Rough Stone Sale price¥8,800

Brazilian Paraiba tourmaline in quartz 3.678ct loose Sale price¥9,800

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

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.