Bicolor tourmaline 6.40ct loose
Sale price¥7,980
Brazilian Paraiba tourmaline 0.229ct loose (CuO:0.8%, MnO:2.2%)
Sale price¥39,800
[Camellia Cut] Ametrine 11mm/4.207ct《Collaboration》Loose with patch
Sale price¥39,800
Synthetic rutile 6.5mm/1.233ct loose stone
Sale price¥12,800
Brazilian beryl 105.928ct raw stone
Sale price¥18,800
Fluorite in quartz 100.785ct loose
Sale price¥19,800
Rutilated Quartz (Rutilated Quartz) 92.302ct Loose
Sale price¥12,800
Rutilated Quartz (Rutilated Quartz) 110.150ct Loose
Sale price¥18,800
Brazilian Paraiba tourmaline 96.184ct raw stone
Sale price¥8,800
[12539978 published] Ametrine 1.386ct loose
Sale price¥45,800
Pink tourmaline 0.841ct loose stone
Sale price¥8,800
![[Available at 10 PM on August 2nd] [Limited to 5 stones] Brazilian Rhodonite in Quartz (Faceted Cut) - 1 stone [Multiple purchase discounts available]](http://store.karatz.jp/cdn/shop/files/P1010036_ee59870c-747b-4c6f-8edb-fbfff46f61ae.jpg?v=1754194744&width=4000)
Brazilian Alexandrite 0.044ct Loose Stone (Emerald Cut)
Sale price¥15,800
[8/13 22:00 Sale] Brazilian Aquamarine 0.255ct Loose Stone
Sale price¥6,980
[8/16 22:00 Sale] Brazilian Aquamarine 0.259ct Loose Stone
Sale price¥6,980
Brazilian Paraiba tourmaline 181.342ct raw stone
Sale price¥9,800
Paraiba tourmaline 233.409ct raw stone from Brazil
Sale price¥12,800
Green tourmaline 0.305ct loose stone
Sale price¥3,980
Pink tourmaline 0.915ct loose
Sale price¥7,980
[Koshu precious stone cut plusthree] Citrine 0.962ct loose with patch
Sale price¥19,800
[Koshu precious stone Kiriko plusthree] Citrine 1.137ct loose with patch
Sale price¥19,800
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 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.