![[On sale 10/19 at 10 PM] {Limited to 10 stones} Paraiba Tourmaline Gacha 💎 Paraiba Tourmaline or Paraiba Tourmaline in Quartz (1 loose stone) {Multiple purchase discounts available}](http://store.karatz.jp/cdn/shop/files/18_261a657f-9dba-46a6-9a8b-1805ad2c5b57.png?v=1760745196&width=4000)
Brazilian bicolor tourmaline 1.764ct loose
Sale price¥32,800
Brazilian bicolor tourmaline 1.565ct loose
Sale price¥19,800
Brazilian blue tourmaline 0.376ct loose
Sale price¥7,980
Illusion Bicolor Tourmaline 3.202ct Loose Stone
Sale price¥69,800
Brazilian green tourmaline 1.738ct loose stone
Sale price¥59,800
[11/2 22:00] Brazilian Pink Tourmaline 2.765ct Loose Stone
Sale price¥69,800
Indigolite Tourmaline 0.649ct Loose Stone
Sale price¥39,800
Indigolite Tourmaline 0.634ct Loose Stone
Sale price¥39,800
![[12559942] Tourmaline 0.486ct loose stone](http://store.karatz.jp/cdn/shop/files/PA305795_55fca4d3-369c-4cc4-aaee-763c1b3fb6f8.jpg?v=1762131095&width=3171)
[12559942] Tourmaline 0.486ct loose stone
Sale price¥29,800
![[12559941] Tourmaline 0.314ct loose stone](http://store.karatz.jp/cdn/shop/files/PA305765_e3b8e5c9-1dfa-4b76-993b-98fe883039ec.jpg?v=1762131095&width=3137)
[12559941] Tourmaline 0.314ct loose stone
Sale price¥22,800
![[12558255] Brazilian Pink Tourmaline 0.577ct Loose Stone](http://store.karatz.jp/cdn/shop/files/PA305204.jpg?v=1762293920&width=4000)
[12558255] Brazilian Pink Tourmaline 0.577ct Loose Stone
Sale price¥18,800
![[On sale November 1st at 10 PM] [Limited to 12 stones] Brazilian Indigolite Tourmaline Gacha Loose Stone (4x3mm, Oval Cut) [Multiple purchase discounts available]](http://store.karatz.jp/cdn/shop/files/PA230072.jpg?v=1761804822&width=4000)
[11/1 22:00 Sale] Brazilian Pink Tourmaline 1.515ct Loose Stone
Sale price¥98,000
Brazilian bicolor tourmaline 1.148ct loose
Sale price¥15,800
Brazilian bicolor tourmaline 1.056ct loose
Sale price¥12,800
Brazilian bicolor tourmaline 0.877ct loose
Sale price¥12,800
Bicolor tourmaline 5.825ct loose
Sale price¥128,000
Bicolor tourmaline 1.140ct loose
Sale price¥19,800
Bicolor tourmaline 0.707ct loose
Sale price¥12,800
Bicolor tourmaline 4.118ct loose
Sale price¥55,800
Paraiba tourmaline from Brazil 0.129ct loose (CuO:0.8%,MnO:0.1%)
Sale price¥48,800
Paraiba tourmaline from Brazil 0.101ct loose (CuO:0.9%,MnO:0.1%)
Sale price¥39,800
Blue tourmaline from Afghanistan 0.209ct loose
Sale price¥2,980
Blue tourmaline from Afghanistan 3.5mm/0.178ct loose
Sale price¥3,980
Yellow tourmaline 0.431ct loose stone
Sale price¥3,980
Brazilian bicolor tourmaline 3.291ct loose
Sale price¥35,800
Brazilian bicolor tourmaline 3.569ct loose
Sale price¥35,800
Bicolor tourmaline 0.669ct loose (rose cut)
Sale price¥8,800
Bicolor tourmaline 0.549ct loose (rose cut)
Sale price¥8,800
[10/12 22:00 Sale] Brazilian Paraiba Tourmaline 0.052ct Loose Stone
Sale price¥29,800
[On Sale at 10pm on 10/21] Brazilian Bicolor Tourmaline 1.449ct Loose
Sale price¥19,800
![[Limited to 24 stones] Tourmaline Gacha💎Indigolite tourmaline, clover cut, and other single loose stones {Multiple purchase discounts available}](http://store.karatz.jp/cdn/shop/files/P3260066_db1fef34-9e00-4e51-bd72-9465f452c506.jpg?v=1711842063&width=4000)
![[On sale from 10/10 at 10 PM] [Limited to 10 stones] Brazilian Bicolor Tourmaline Loose Stone (Baguette Cut) [Multiple purchase discounts available]](http://store.karatz.jp/cdn/shop/files/14_15be1edf-3bee-4b6c-a802-65c04eb4d4a9.png?v=1759454008&width=1500)
![[Option] Paraiba Tourmaline component analysis sorting issuance fee](http://store.karatz.jp/cdn/shop/products/P6062508_58dd99d0-190a-4656-98c6-53c5ff54428e.jpg?v=1680959036&width=4000)
[Option] Paraiba Tourmaline component analysis sorting issuance fee
Sale price¥5,000
![[Available at 10 PM on September 28th] [Limited to 16 stones] Loose tourmaline gacha featuring special cuts including Sakura in cut (from Congo) and Dandelion cut (from Brazil) [Multiple purchase discounts available]](http://store.karatz.jp/cdn/shop/files/6_ec410839-be94-4f88-8ee8-2aecc42a03a1.png?v=1758170824&width=1500)
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.