Brazilian Green Tourmaline 0.703ct Loose Stone
Sale price¥15,800
Brazilian Green Tourmaline 0.764ct Loose Stone
Sale price¥8,800
Mozambique Rubellite 1.706ct Loose Stone
Sale price¥39,800
【11/2 22時販売】アフガニスタン産ブルーサイト 1.152ctルース
Sale price¥15,800
【11/2 22時販売】スリランカ産ホワイトサファイア 1.509ctルース 鑑別書
Sale price¥39,800
Brazilian Tourmaline 0.858ct Loose Stone
Sale price¥15,800
Brazilian Green Tourmaline 1.059ct Loose Stone
Sale price¥15,800
【10/27 22時販売】ブラジル産レインボーアクアマリン（イリデッセンスアクアマリン） 1.305ctルース
Sale price¥13,800
【10/25 22時販売】ブラジル産レインボーアクアマリン（イリデッセンスアクアマリン） 1.059ctルース
Sale price¥11,000
【10/27 22時販売】アメリカ産オレゴンサンストーン 1.918ctルース
Sale price¥28,800
【10/27 22時販売】アメリカ産オレゴンサンストーン 1.510ctルース
Sale price¥25,800
【10/27 22時販売】アメリカ産オレゴンサンストーン 1.024ctルース
Sale price¥15,800
【10/30 22時販売】スリランカ産イエローサファイア 1.996ctルース
Sale price¥69,800
【10/30 22時販売】スリランカ産イエローサファイア 0.937ctルース
Sale price¥29,800
【10/30 22時販売】スリランカ産イエローサファイア 1.181ctルース
Sale price¥39,800
【10/28 22時販売】タンザニア産タンザナイト 0.537ctルース
Sale price¥15,800
【10/28 22時販売】タンザニア産タンザナイト 0.559ctルース
Sale price¥15,800
[Ref: 12564456] Mozambique Aquamarine 0.837ct Loose Stone
Sale price¥9,800
[Item 12564632] Pakistani Vanadium Sphene 1.579ct Loose Gemstone
Sale price¥69,800
[Ref: 12564725] Tanzanite from Tanzania, 0.892ct loose stone
Sale price¥18,800
[12560799 Listed] Brazilian Elestial Amethyst 0.819ct Loose Stone
Sale price¥9,800
[Available Oct 12, 10 PM] Indian Iolite Sunstone 1.113ct Loose Gemstone
Sale price¥11,800
[On sale 10/12 at 22:00] Sri Lankan Uva Moonstone 0.740ct Loose Stone
Sale price¥14,800
[Item 12564297] Phenakite from Malyshevo, Russia, 1.491ct Loose Stone
Sale price¥53,800
[Ref: 12564306] Brazilian Emerald Cat's Eye 0.582ct Loose Gemstone
Sale price¥22,800
[On sale 10/7, 10 PM] Indian Black Moonstone 0.568ct Loose Gemstone
Sale price¥8,800
[10/14 10:00 PM Release] Vietnamese Aquamarine 0.339ct Loose Stone
Sale price¥9,800
[10/5 10 PM Sale] Malawi Moonstone 1.886ct Loose Stone
Sale price¥11,800
[On sale 9/26 at 10 PM] Mexican Fire Opal 0.593ct Loose Stone
Sale price¥11,800
[Sales start 9/18 at 22:00] Zimbabwe Bicolor Euclase 1.355ct Rough Stone
Sale price¥25,800
[On sale 9/20 at 10 PM] Indian Black Moonstone 0.882ct Loose Stone
Sale price¥8,800
[Available 9/21 at 10 PM] Madagascar Iolite 0.870ct Loose Gemstone
Sale price¥9,800
[Available 9/27 at 10 PM] Brazilian Bicolor Topaz 1.932ct Loose Stone
Sale price¥19,800
Colombian pyrite-mica emerald 0.628ct loose stone
Sale price¥29,800
Brazilian Rubellite 1.027ct Loose Stone
Sale price¥69,800
Namibian Jeremejevite 0.405ct loose stone
Sale price¥79,800
Namibian Jeremejevite 0.394ct loose stone
Sale price¥79,800
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.