【11/2 22時販売】ペリドット 2.977ctルース
Sale price¥19,800
【11/2 22時販売】タンザニア産アルマンディンガーネット 2.108ctルース
Sale price¥12,800
Congo Bicolor Tourmaline 3.429ct Loose
Sale price¥98,000
Brazilian Paraiba Tourmaline in Quartz 1.146ct Loose Stone
Sale price¥25,800
Brazilian Paraiba Tourmaline in Quartz 8.0mm/1.287ct Loose Stone
Sale price¥25,800
【10/31 22時販売】ブラジル産カラーシフトアメジスト 2.301ctルース
Sale price¥12,800
【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） 1.368ctルース
Sale price¥13,800
【10/28 22時販売】クォーツァイト 2.619ctルース
Sale price¥14,800
[Item No. 12560796] Brazilian Elestial Amethyst 1.965ct Loose Stone
Sale price¥18,800
[Available 10/10 at 10 PM] Hemimorphite from Congo, 3.363ct loose stone
Sale price¥18,800
[On sale 10/8 at 22:00] Malawi Moonstone 2.121ct Loose Stone
Sale price¥12,800
[Available 9/26 at 10 PM] Malawi Moonstone Loose Gemstone 1.966ct
Sale price¥11,800
[Available 9/26 at 10 PM] Malawi Moonstone Loose Gemstone, 2.229ct
Sale price¥9,800
[Available 9/23 at 10:00 PM] Sri Lankan Moonstone 1.440ct Loose Gemstone
Sale price¥15,800
Brazilian parti-color tourmaline 2.702ct loose stone
Sale price¥69,800
Czech Aragonite 8.0mm/2.082ct Loose Stone
Sale price¥59,800
Spanish Sphalerite 8mm/2.796ct loose stone
Sale price¥69,800
Mozambique rubellite 2.752ct loose stone
Sale price¥69,800
[9/7 10 PM Release] Brazilian Bicolor Tourmaline 3.337ct Loose Stone
Sale price¥59,800
[Published on 12563859] Australian black opal, 1.184ct loose stone
Sale price¥45,800
[Listing 12563862] Australian Black Opal 1.392ct Loose
Sale price¥69,800
【9/1 10 PM Release】US Peridot 1.280ct Loose Stone
Sale price¥18,800
Nepalese Kyanite 2.461ct Loose Stone
Sale price¥12,800
Brazilian Dendritic Quartz 4.571ct Loose
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.