Pink tourmaline 1.157ct loose stone
Sale price¥12,800
Russian Demantoid Garnet Cat's Eye (Horsetail Recognized) 0.200ct Loose
Sale price¥18,800
Sphene 0.503ct loose stone
Sale price¥5,980
Sillimanite from Sri Lanka 1.704ct loose stone
Sale price¥18,800
![Bungo and Alchemist x KARATZ Collaboration Jewelry Vol. 4: Bungo Ring [Takiji Kobayashi Model Ring]](http://store.karatz.jp/cdn/shop/files/bungou_pt4_bnr_03c_1080x1080_3452dba7-b9d7-4d95-805d-90a51ce343fa.jpg?v=1779787564&width=1080)
[Koshu Precious Stones plusthree] Citrine 5.121ct Loose
Sale price¥35,800
Mexican Opal 9.6mm/1.803ct Loose (Contralus Opal)
Sale price¥49,800
Pink sapphire 0.202ct loose stone
Sale price¥8,800
Yellow sapphire 0.287ct loose stone
Sale price¥8,800
American Peridot 0.339ct Loose Stone
Sale price¥6,980
Mozambique Aquamarine 0.216ct Loose Stone
Sale price¥6,980
American red beryl 0.160ct loose
Sale price¥89,800
Tanzanian Chrome Tourmaline 0.760ct Loose Stone
Sale price¥5,980
Romanesite in Quartz 4.825ct loose stone
Sale price¥9,800
0.165ct Unheated Silky Pink Sapphire from Vietnam
Sale price¥5,980
Colombian pyrite emerald 3.817ct loose stone
Sale price¥59,800
Sri Lankan Star Sapphire 7.111ct Loose
Sale price¥59,800
Sri Lankan Star Sapphire 6.477ct Loose
Sale price¥49,800
Mozambique pink spinel 0.670ct loose stone
Sale price¥22,800
Myanmar Star Spinel 2.030ct Loose
Sale price¥69,800
Almandine Garnet 1.049ct Loose Stone
Sale price¥9,800
Almandine Garnet 0.814ct Loose Stone
Sale price¥7,980
Greenland sapphire 0.592ct loose stone
Sale price¥18,800
[Cat cut] Brazilian dendritic agate 0.774ct loose stone
Sale price¥6,980
Paraiba tourmaline from Brazil 0.071ct loose
Sale price¥19,800
Mozambique Elbaite Tourmaline 1.793ct Loose Stone
Sale price¥39,800
Synthetic Moissanite 8.679ct loose stone
Sale price¥29,800
Ethiopian Opal 5.7mm/0.878ct Loose (Sphere)
Sale price¥6,980
【6/3 22時販売】高知県産血赤珊瑚 21.156ct原木（原石）
Sale price¥25,800
【6/2 22時販売】モザンビーク産ルビー 0.464ctルース 鑑別書
Sale price¥29,800
【5/30 22時販売】マダガスカル産アンデシン・ラブラドライト（通称名 レインボームーンストーン） 0.556ctルース
Sale price¥8,800
【5/30 22時販売】マダガスカル産アンデシン・ラブラドライト（通称名 レインボームーンストーン） 6.0mm/1.101ctルース
Sale price¥16,800
【6/2 22時販売】スペイン産スファレライト 4.445ctルース
Sale price¥79,800
【5/31 22時販売】マダガスカル産パパラチアサファイア 5.0mm/0.560ctルース AIGS
Sale price¥89,800
【5/31 22時販売】ブラジル産シーフォームトルマリン 4.1mm/0.280ctルース
Sale price¥15,800
【5/30 22時販売】ブラジル産シーフォームトルマリン 4.2mm/0.319ctルース
Sale price¥17,800
【5/30 22時販売】ブラジル産シーフォームトルマリン 4.1mm/0.303ctルース
Sale price¥16,800
【5/31 22時販売】ケニア産ツァボライト 4.0mm/0.357ctルース
Sale price¥12,800
【5/30 22時販売】ケニア産ツァボライト 4.1mm/0.386ctルース
Sale price¥15,800
【5/31 22時販売】アフガニスタン産ハックマナイト 0.205ctルース
Sale price¥36,800
【5/30 22時販売】アフガニスタン産ハックマナイト 0.093ctルース
Sale price¥16,800
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.