![[Sales start July 11th, 10 PM JST] 《Limited to 11 stones》 Madagascar Apatite Single Stone Loose (UV fluorescent type, average 1.0ct) 《Bulk purchase discount available》](http://store.karatz.jp/cdn/shop/files/collage_9ebca466-92b9-498e-9068-a39188c70a00.png?v=1783678634&width=3000)
[Listing No. 12563397] Brazilian Alexandrite 0.217 ct Loose Stone
Sale price¥39,800
[12563393 listed] Tanzanian Red Spinel 0.098ct Loose Stone
Sale price¥15,800
[Listed 12563403] Petzottaite from Madagascar 0.200ct Loose
Sale price¥29,800
[12563374 Posted] Bicolor Euclase from Zimbabwe, 0.055ct Loose Stone
Sale price¥14,800
[Listing 12563380] Unset 1.077ct Tanzanian Zircon
Sale price¥12,800
[Published on 12563384] Tanzanian Zircon 2.053ct Loose
Sale price¥19,800
[Posted on 12563395] Tanzanian Pink Spinel 0.148ct Loose Gemstone
Sale price¥22,800
[Item 12563407] Afghan Green Hauyne 0.075ct Loose Stone
Sale price¥29,800
[Listed on 12562258] Eudialyte from Canada 2.796 ct loose stone
Sale price¥39,800
[Published 12562264] Brazilian Lazulite 0.048ct Loose
Sale price¥36,800
[Lottery Sale_0612_09] Yellow Sapphire 2.150ct Loose Gemstone GIT
Sale price¥158,000
![[On sale July 4th at 10 PM] "Hong Kong Procurement - Limited to 24 Stones" Vibrant Lazurite Loose Stones from Pakistan "Bulk Purchase Discount Available"](http://store.karatz.jp/cdn/shop/files/P1010376_ea96be74-3aef-4ade-a1cd-90681fe55119.jpg?v=1782974052&width=4000)
![[On sale July 5th at 10 PM] Limited to 17 stones! Brazilian Hematite in Quartz / Actinolite in Quartz (including those with identification certificates) - 1 stone loose. Multiple purchase discount available.](http://store.karatz.jp/cdn/shop/files/collage_bae01e15-0a31-4c5f-97be-03a01291a32d.png?v=1782952708&width=3000)
[Listed as 12562693] Malawi Bicolor Zircon 1.434ct Loose
Sale price¥79,800
[Lottery Sale 0428_2_07] Watermelon Tourmaline 14.780ct Loose Stone
Sale price¥128,000
![[On sale July 4th at 10 PM] "Hong Kong Procurement - Limited to 24 Stones" Vibrant Lazurite Loose Stones from Pakistan "Bulk Purchase Discount Available"](http://store.karatz.jp/cdn/shop/files/P1010671_e5c5bd0f-9b6d-40cf-90e8-d1209b6519d6.jpg?v=1782876066&width=4000)
![[Sales start July 3rd, 10 PM JST] "Hong Kong Sourced - Limited 12 Stones" Pakistan Blue Tint Axinite Gacha - 1 Loose Stone (Multiple Purchase Discount Available)](http://store.karatz.jp/cdn/shop/files/collage_79ae67ca-03e1-49d0-b9e4-b94702991d82.png?v=1782883666&width=3000)
Paraiba tourmaline from Brazil 0.090ct loose
Sale price¥69,800
Paraiba tourmaline from Brazil 0.056ct loose
Sale price¥45,800
[On sale July 4, 10 PM] 0.416 ct Loose Mozambique Ruby with Certificate
Sale price¥29,800
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.