【1/4 22時販売】オーストラリア産ホワイトオパール 1.175ctルース
Sale price¥9,800
【1/4 22時販売】ミャンマー産非加熱スタールビー 0.617ctルース
Sale price¥18,800
【1/6 22時販売】スリランカ産ブルースピネル 1.218ctルース 鑑別書
Sale price¥45,800
【1/5 22時販売】パラサイティックペリドット 0.241ctルース 日独鑑
Sale price¥98,000
【1/3 22時販売】《限定13石》ベリルガチャ（甲州貴石切子のアクアマリン・ボルテックスカット含む）1石ルース《複数購入割引有》
Sale price¥3,980
![[On Sale 12/19 at 10 PM] [Only 3 left] Fancy or Fancy Intense pink diamond melee (1.0mm, round cut) [Multiple purchase discounts available]](http://store.karatz.jp/cdn/shop/files/S__225935380_a6b0d102-29b8-47f5-b54c-1c4192c6a30f.jpg?v=1766036992&width=1117)
![[12/19 10 PM Sale] [Limited to 10 Stones] Zimbabwean Bicolor Euclase, Bicolor Sapphire, and More Bicolor Gacha 💎 Single Loose Stone [Multiple Purchase Discounts Available]](http://store.karatz.jp/cdn/shop/files/3_4a75e5d4-cac2-4117-b097-242c5719f969.png?v=1765357628&width=2000)
Sri Lankan Zircon Cat's Eye 23.767ct Loose
Sale price¥398,000
![[12/13 22:00] Brazilian Dumortierite in Quartz 1.779ct Loose Stone](http://store.karatz.jp/cdn/shop/files/PC052164_42ad1654-2515-4b7b-b323-95e863cc8ff9.jpg?v=1765587852&width=4000)
![[12/14 22:00 Sale] Rainbow Garnet (Andradite Garnet) 6.7mm/1.488ct Loose Stone from Tenkawa Village, Nara Prefecture](http://store.karatz.jp/cdn/shop/files/PC042544_6ede3236-d3e4-44d5-a190-93898fe1bd84.jpg?v=1765631000&width=4000)
![[On Sale at 10 PM on December 7th] Rainbow Garnet (Andradite Garnet) 5.4mm/0.771ct Loose Stone from Tenkawa Village, Nara Prefecture](http://store.karatz.jp/cdn/shop/files/PC042513.jpg?v=1765589719&width=4000)
![[12/13 22:00 Sale] Tanzanite from Tanzania 0.436ct Loose Stone](http://store.karatz.jp/cdn/shop/files/PC052723_f3d01ab6-8f8c-4558-a15e-96c2758ed7b1.jpg?v=1765587394&width=2909)
[12/13 22:00 Sale] Tanzanite from Tanzania 0.436ct Loose Stone
Sale price¥8,800
![[12/13 22:00 Sale] Tanzanite from Tanzania 0.467ct Loose Stone](http://store.karatz.jp/cdn/shop/files/PC052703_85686e54-1c03-458b-9c70-c039b92a9c68.jpg?v=1765587507&width=4000)
[12/13 22:00 Sale] Tanzanite from Tanzania 0.467ct Loose Stone
Sale price¥9,800
![[12/7 22:00] Sri Lankan Yellow Sapphire 0.508ct Loose](http://store.karatz.jp/cdn/shop/files/PC052414.jpg?v=1765588082&width=4000)
![[12/6 22:00 Sale] Blue Coral (75.469ct) Loose Stone](http://store.karatz.jp/cdn/shop/files/PC021393.jpg?v=1766550634&width=4000)
![[12/12 22:00 Sale] Tanzanian Kornerupine 2.7mm/0.075ct Loose Stone](http://store.karatz.jp/cdn/shop/files/PC032398.jpg?v=1765589629&width=4000)
![[12/14 22:00 Sale] Chinese Cinnabar 1.062ct Loose Stone with Certificate of Authenticity](http://store.karatz.jp/cdn/shop/files/PB070084.jpg?v=1765675256&width=4000)
![[12561743] Tibetan Andesine 0.814ct Loose Stone](http://store.karatz.jp/cdn/shop/files/PC240615_8941520b-68ce-408a-ac57-bc605f73788e.jpg?v=1767355120&width=3231)
[12561743] Tibetan Andesine 0.814ct Loose Stone
Sale price¥49,800
![[12561742] Tibetan Bicolor Andesine 0.791ct Loose Stone](http://store.karatz.jp/cdn/shop/files/PC240581_13e547dc-9911-4454-bcfb-e6cb24de0fac.jpg?v=1767354943&width=3292)
[12561742] Tibetan Bicolor Andesine 0.791ct Loose Stone
Sale price¥49,800
![[12561740] Mongolian Color Change Andesine 0.655ct Loose Stone](http://store.karatz.jp/cdn/shop/files/PC240511_999dac6d-5929-47d3-bac6-fb5d3f71b923.jpg?v=1767309485&width=3249)
[12561740] Mongolian Color Change Andesine 0.655ct Loose Stone
Sale price¥49,800
![[12/22 22:00] Australian Black Opal 0.623ct Loose](http://store.karatz.jp/cdn/shop/files/PC104792_b012bb72-9a2e-4edc-9073-945d6e29acd1.jpg?v=1766288265&width=3223)
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.