![[12/13 10 PM Sale] {Limited to 13 Stones} Tourmaline Gacha: Including Indigolite Tourmaline worth ¥50,000 and Rubellite worth ¥60,000. Plus, get one Canary Yellow Tourmaline. {Multiple Purchase Discounts Available}](http://store.karatz.jp/cdn/shop/files/collage_65789d17-2b38-423d-9a44-1bd5d7dd81b5.png?v=1765431911&width=2250)
【12/31 22時販売】《限定20石》ブラジル産パライバトルマリン(カボションカット約2.2ｍｍ)《複数購入割引有》
Sale price¥9,800
【1/6 22時販売】ブラジル産インディゴライトトルマリン 1.470ctルース 鑑別書
Sale price¥98,000
Mint color tourmaline 0.198ct loose
Sale price¥4,980
Mint color tourmaline 0.229ct loose
Sale price¥4,980
Pink tourmaline 0.205ct loose
Sale price¥4,980
Tourmaline cat's eye 0.910ct loose
Sale price¥4,980
![[12/14 22:00 Sale] Tanzanian Chrome Tourmaline 0.164ct Loose Stone](http://store.karatz.jp/cdn/shop/files/PC052891_aecd87ce-1d9c-485d-a210-a7cf06aa82c6.jpg?v=1765587023&width=3151)
[12/14 22:00 Sale] Tanzanian Chrome Tourmaline 0.164ct Loose Stone
Sale price¥9,800
![[12/14 22:00] Brazilian Pink Tourmaline 5.0mm/0.484ct Loose Stone (Rose Cut)](http://store.karatz.jp/cdn/shop/files/PC032029.jpg?v=1765629696&width=4000)
![[12/13 22:00 Sale] Brazilian Green Tourmaline 0.821ct Loose Stone](http://store.karatz.jp/cdn/shop/files/PC042796.jpg?v=1764990794&width=4000)
[12/13 22:00 Sale] Brazilian Green Tourmaline 0.821ct Loose Stone
Sale price¥12,800
Chrome tourmaline 0.300ct loose stone
Sale price¥2,980
![[12/22 22:00] Brazilian Green Tourmaline 3.102ct Loose Stone](http://store.karatz.jp/cdn/shop/files/PC094058.jpg?v=1766186898&width=4000)
[12/22 22:00] Brazilian Green Tourmaline 3.102ct Loose Stone
Sale price¥69,800
![[12/21 22:00] Brazilian Bicolor Tourmaline 7.268ct Loose Stone](http://store.karatz.jp/cdn/shop/files/PC093719.jpg?v=1766099644&width=4000)
[12/21 22:00] Brazilian Bicolor Tourmaline 7.268ct Loose Stone
Sale price¥158,000
![[12/21 22:00] Zambian Bicolor Tourmaline 4.019ct Loose Stone](http://store.karatz.jp/cdn/shop/files/PC093683_ab3ca4d5-82d7-402e-b474-5bcf0af831a4.jpg?v=1766221998&width=3121)
[12/21 22:00] Zambian Bicolor Tourmaline 4.019ct Loose Stone
Sale price¥98,000
![[12/21 22:00] Zambian Bicolor Tourmaline 6.536ct Loose Stone](http://store.karatz.jp/cdn/shop/files/collage_dfe0dd8f-7d35-4a35-856a-f6f364dbf15e.png?v=1766222390&width=2250)
[12/21 22:00] Zambian Bicolor Tourmaline 6.536ct Loose Stone
Sale price¥128,000
Brazilian Paraiba tourmaline in quartz 2.954ct loose
Sale price¥39,800
Brazilian Paraiba tourmaline 0.420ct raw stone (CuO:1.6%, MnO:1.3%)
Sale price¥69,800
Paraiba tourmaline from Mozambique 0.229ct loose
Sale price¥9,800
![[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)
![[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
![[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)
Additional charge: K18WG (base metal) + 10,000 yen
Sale price¥18,800
Brazilian Paraiba Tourmaline Ring and Half Eternity Ring Set (1.2mm)
Sale price¥188,000
![[Option] Paraiba tourmaline analysis report attached identification certificate issuance fee](http://store.karatz.jp/cdn/shop/products/f763614f5a2c22bc430c_a6f4f3a6-fd1b-4378-a11f-025dc9964731.jpg?v=1633481198&width=4000)
![[On sale November 8th at 10pm] Limited to 4 stones: Carving Gacha (pink tourmaline, average 3.4 carats) 1 loose stone [Multiple purchase discounts available]](http://store.karatz.jp/cdn/shop/files/collage_6903d02a-b1e6-4076-9d6a-36218d0edbf1.png?v=1762565599&width=2250)
![[12561487] Tourmaline 0.270ct loose stone](http://store.karatz.jp/cdn/shop/files/PC052284.jpg?v=1767484195&width=4000)
[12561487] Tourmaline 0.270ct loose stone
Sale price¥5,980
Pink tourmaline 0.516ct loose
Sale price¥5,980
Paraiba tourmaline from Mozambique 0.243ct loose
Sale price¥15,800
Paraiba tourmaline from Brazil 0.144ct loose (CuO:0.9%,MnO:2.8%)
Sale price¥55,800
[On Sale 11/26 10pm] Brazilian Bicolor Tourmaline 4.497ct Loose Stone
Sale price¥69,800
Brazilian bicolor tourmaline 2.047ct loose
Sale price¥29,800
Bicolor tourmaline 22.088ct loose
Sale price¥298,000
Blue tourmaline from Afghanistan 4.5mm/0.326ct loose
Sale price¥7,980
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
Pink tourmaline 1.404ct loose stone
Sale price¥12,800
[On sale 11/3 at 10pm] Illusion Bicolor Tourmaline 3.202ct Loose Stone
Sale price¥69,800
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.