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
Pink spinel 5.2mm/0.573ct loose stone
Sale price¥6,580
Brazilian dumortierite in quartz 0.731ct loose
Sale price¥8,800
Brazilian dumortierite in quartz 0.506ct loose
Sale price¥7,980
Diamond 0.534ct rough stone
Sale price¥9,800
Sealite from Afghanistan 0.632ct loose
Sale price¥3,980
Sealite from Afghanistan 0.938ct loose
Sale price¥3,980
Sealite from Afghanistan 0.905ct loose
Sale price¥3,980
Sealight from Afghanistan 0.604ct loose
Sale price¥3,980
Sealite from Afghanistan 0.822ct loose
Sale price¥4,980
Sealight from Afghanistan 0.602ct loose
Sale price¥3,980
Bicolor tourmaline 0.675ct loose
Sale price¥6,980
Silky sapphire from Sri Lanka 0.632ct loose
Sale price¥8,800
Silky sapphire from Sri Lanka 0.928ct loose
Sale price¥9,800
Silky sapphire from Sri Lanka 0.920ct loose
Sale price¥14,800
Silky sapphire from Sri Lanka 0.981ct loose
Sale price¥14,800
Silky sapphire from Sri Lanka 0.868ct loose
Sale price¥12,800
Silky sapphire from Sri Lanka 0.627ct loose
Sale price¥8,800
Goshenite 6mm/0.866ct loose stone
Sale price¥12,800
Goshenite 6mm/0.896ct loose stone
Sale price¥12,800
Green Tourmaline 6mm/0.991ct Loose
Sale price¥15,800
Pink tourmaline 6mm/0.990ct loose stone
Sale price¥12,800
Andalusite 0.604ct loose
Sale price¥6,980
Purple spinel 0.754ct loose
Sale price¥9,800
Cornel pin cat's eye 0.513ct loose
Sale price¥6,980
Cornel pin cat's eye 0.872ct loose
Sale price¥6,980
【6/21 22時販売】マダガスカル産アンデシン・ラブラドライト（通称名 レインボームーンストーン） 0.582ctルース
Sale price¥6,980
Zimbabwean Blue Apatite (UV Type) 0.650ct Loose
Sale price¥9,800
【6/21 22時販売】マダガスカル産アンデシン・ラブラドライト（通称名 レインボームーンストーン） 0.619ctルース
Sale price¥6,980
【6/22 22時販売】マダガスカル産カナリーイエロークリソベリル 0.650ctルース 鑑別書
Sale price¥18,800
0.755 ct Loose Australian Black Opal
Sale price¥12,800
Chrysoberyl Cat's Eye 0.798ct Loose Stone
Sale price¥12,800
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.
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.