![[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)
【11/2 22時販売開始】《限定10石》バイカラーピンクタンザナイト原石含むタンザナイト原石ガチャ（平均4.2ct）《複数購入割引有》
Sale price¥6,980
![[On Sale at 10 PM on October 12th] [Limited to 7 stones] One loose, oil-free emerald from Russia (1.5-1.6mm, step cut) [Multiple purchase discounts available]](http://store.karatz.jp/cdn/shop/files/P1010795_07720c8f-f8df-4c94-9f93-deb3d7382fb6.jpg?v=1760090374&width=4000)
Brazilian blue tourmaline 0.376ct loose
Sale price¥7,980
Dendritic quartz 7.997ct loose
Sale price¥6,980
【11/3 22時販売】《14石限定》ロシア産ノンオイルエメラルド1石ルース(2.1ｍｍ,スクエアカット)《複数購入割引有》
Sale price¥5,980
Tanzanian Sunstone 0.980ct Loose Stone
Sale price¥9,800
Tanzanian Sunstone 0.807ct Loose Stone
Sale price¥8,800
American Peridot 0.283ct Loose Stone
Sale price¥8,800
Tanzanian Zoisite 0.473ct Loose Stone
Sale price¥9,800
[12559917] Sunstone 1.355ct Loose
Sale price¥8,800
[12559858] Pakistani Peridot 0.517ct Loose Stone
Sale price¥9,800
[12559857] Pakistani Peridot 0.562ct Loose Stone
Sale price¥9,800
[12559763] Zimbabwean sphene 0.400ct loose stone
Sale price¥9,800
![[12558144] Moldavite 0.097ct loose stone from the former Czechoslovakia](http://store.karatz.jp/cdn/shop/files/PA305168.jpg?v=1762293920&width=4000)
![[12556633] Peridot 1.176ct loose stone](http://store.karatz.jp/cdn/shop/files/PA294755_2df0a260-f370-43cb-a9d9-7b28de9e31a6.jpg?v=1762176724&width=3268)
[12556633] Peridot 1.176ct loose stone
Sale price¥9,800
[On sale from 10/28 at 10pm] Rhodolite Garnet 1.270ct Loose Stone
Sale price¥7,980
![[12560961] Brazilian citrine 1.125ct loose stone](http://store.karatz.jp/cdn/shop/files/PA232086_c4ac78a5-7273-4b5b-b351-0e0491b37048.jpg?v=1762176724&width=3297)
[12560961] Brazilian citrine 1.125ct loose stone
Sale price¥9,800
[On Sale at 10pm on 10/28] Brazilian Citrine 1.659ct Loose Stone
Sale price¥9,800
[On Sale at 10pm on 10/28] Brazilian Citrine 1.644ct Loose Stone
Sale price¥9,800
[11/1 22:00 Sale] Brazilian Elestial Amethyst 0.970ct Loose Stone
Sale price¥7,980
[11/1 22:00 Sale] Brazilian Elestial Amethyst 0.762ct Loose Stone
Sale price¥8,800
[11/1 22:00 Sale] Brazilian Elestial Amethyst 1.586ct Loose Stone
Sale price¥8,800
![[12558408] Santa Maria Aquamarine 0.544ct Loose Stone](http://store.karatz.jp/cdn/shop/files/PA231282.jpg?v=1762157661&width=4000)
[12558408] Santa Maria Aquamarine 0.544ct Loose Stone
Sale price¥9,800
![[12558302] Aquamarine 0.729ct loose stone](http://store.karatz.jp/cdn/shop/files/PA231250_dd0e5fb2-5cf9-41be-a607-6d84f200f541.jpg?v=1762157824&width=4000)
[12558302] Aquamarine 0.729ct loose stone
Sale price¥8,800
![[12558301] Aquamarine 0.574ct loose stone](http://store.karatz.jp/cdn/shop/files/PA231212_128d6881-9022-46ef-a6ee-24d3ac72aa97.jpg?v=1762158002&width=3599)
[12558301] Aquamarine 0.574ct loose stone
Sale price¥8,800
![[12558291] Tibetan Andesine 0.361ct Loose Stone](http://store.karatz.jp/cdn/shop/files/PA231178.jpg?v=1762157488&width=4000)
[12558291] Tibetan Andesine 0.361ct Loose Stone
Sale price¥8,800
![[12558274] Brazilian Medusa Quartz (Paraiba Quartz) 0.614ct Loose Stone](http://store.karatz.jp/cdn/shop/files/PA231129.jpg?v=1762157407&width=4000)
![[12558204] Oregon Sunstone from the United States, 0.478ct Loose](http://store.karatz.jp/cdn/shop/files/PA231077.jpg?v=1762157407&width=4000)
[12558204] Oregon Sunstone from the United States, 0.478ct Loose
Sale price¥8,800
![[12558200] Labradorite 0.546ct loose stone](http://store.karatz.jp/cdn/shop/files/PA231037.jpg?v=1762157407&width=4000)
[12558200] Labradorite 0.546ct loose stone
Sale price¥7,980
![[12558199] Labradorite 0.903ct loose stone](http://store.karatz.jp/cdn/shop/files/PA230920.jpg?v=1761635647&width=4000)
[12558199] Labradorite 0.903ct loose stone
Sale price¥9,800
[On Sale at 10pm on 10/28] Indian Moss Agate 0.915ct Loose Stone
Sale price¥8,800
[On Sale at 10 PM on 10/28] Mexican Fire Opal 4.8mm/0.199ct Loose
Sale price¥8,800
Sunstone (Illusion Sunstone) 0.844ct Loose
Sale price¥8,800
Sunstone (Illusion Sunstone) 0.895ct loose stone
Sale price¥8,800
Pink zircon 0.508ct loose
Sale price¥6,980
Brazilian emerald cat's eye 0.459ct loose
Sale price¥5,980
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.