Ma line

Brazilian Morganite 0.591ct loose stone Sale price¥3,980

Tanzania Peristallite 6.0mm/0.531ct Loose Stone (Blue Moonstone) Sale price¥9,800

Tanzania Peristerite 1.592ct Loose Stone (Blue Moonstone) Sale price¥14,800

Indian Moonstone 0.881ct Loose Sale price¥8,800

Indian Moonstone 2.009ct Loose Sale price¥15,800

Indian Moonstone 1.105ct Loose Sale price¥8,800

Indian Moonstone 8.2mm/1.823ct Loose Sale price¥14,800

Brazilian Morganite 1.296ct loose stone Sale price¥8,800

Andesine Labradorite (also known as Blue Moonstone) 0.949ct loose stone Sale price¥45,800

Brazilian Medusa Quartz (Paraiba Quartz) 2.089ct loose stone Sale price¥16,800

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） 1.742ctルース

Madagascar Andesine Labradorite (also known as Rainbow Moonstone) 1.742ct loose stone Sale price¥37,800

【12549333掲載】ブラジル産メデューサクォーツ（パライバクォーツ） 1.945ctルース

Brazilian Medusa Quartz (Paraiba Quartz) 1.945ct Loose Stone Sale price¥24,800

Limited to 2 stones: 1 loose Morganite stone from Mozambique (cabochon cut, April birthstone) Multiple purchase discounts available Sale price¥3,980

Sri Lankan Moonstone 1.959ct Loose Sale price¥12,800

Sri Lankan Moonstone 0.561ct Loose Sale price¥6,980

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） 0.135ctルース

Madagascar Andesine Labradorite (also known as Rainbow Moonstone) 0.135ct loose stone Sale price¥8,800

Indian Moonstone 1.946ct Loose Sale price¥14,800

[Rouge cut] Morganite 2.059ct loose stone Sale price¥8,800

Indian Moonstone 8mm/1.879ct Loose Sale price¥6,980

【スタッフセレクション】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） 0.450ctルース（セミオーダーメイドセッ

[Staff Selection] Madagascar Andesine Labradorite (also known as Rainbow Moonstone) 0.450ct Loose Stone (Semi-Custom Made Set) Sale price¥47,800

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） 0.585ctルース

Madagascar Andesine Labradorite (also known as Rainbow Moonstone) 0.585ct loose stone Sale price¥12,800

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） 0.838ctルース

Madagascar Andesine Labradorite (also known as Rainbow Moonstone) 6.1mm/0.838ct Loose Stone Sale price¥12,800

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） 1.030ctルース

Madagascar Andesine Labradorite (also known as Rainbow Moonstone) 6.2mm/1.030ct loose stone Sale price¥15,800

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） 1.087ctルース

Madagascar Andesine Labradorite (also known as Rainbow Moonstone) 6.1mm/1.087ct loose stone Sale price¥16,800

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） 0.826ctルース

Andesine Labradorite from Madagascar (commonly known as Rainbow Moonstone) 0.826ct loose Sale price¥12,800

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） 0.971ctルース

Madagascar Andesine Labradorite (also known as Rainbow Moonstone) 6.2mm/0.971ct Loose Stone Sale price¥15,800

Andesine Labradorite (also known as Rainbow Moonstone) 1.373ct loose stone Sale price¥12,800

Morganite 0.379ct loose stone Sale price¥8,800

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） 0.635ctルース

Indian Andesine Labradorite (also known as Rainbow Moonstone) 0.635ct loose stone Sale price¥18,800

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） 1.003ctルース

Madagascar Andesine Labradorite (also known as Rainbow Moonstone) 1.003ct loose stone Sale price¥15,800

Brazilian Morganite 3.929ct loose stone Sale price¥19,800

Brazilian Morganite 7.339ct loose stone Sale price¥39,800

Medusa Quartz (Paraiba Quartz) 1.666ct loose Sale price¥22,800

Brazilian Medusa Quartz (Paraiba Quartz) 1.975ct Loose Stone Sale price¥29,800

インド産アンデシン・ラブラドライト（通称名レインボームーンストーン） 0.468ctルース

Indian Andesine Labradorite (also known as Rainbow Moonstone) 0.468ct loose stone Sale price¥16,800

Brazilian Medusa Quartz (Paraiba Quartz) 0.400ct Loose Sale price¥6,980

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） 0.581ctルース

Madagascar Andesine Labradorite (also known as Rainbow Moonstone) 0.581ct loose stone Sale price¥9,800

Brazilian Medusa Quartz (Paraiba Quartz) 3.122ct Loose Stone Sale price¥15,800

Brazilian Medusa Quartz (Paraiba Quartz) 1.132ct Loose Stone Sale price¥6,980

Brazilian Medusa Quartz (Paraiba Quartz) 1.529ct Loose Stone Sale price¥6,980

Brazilian Medusa Quartz (Paraiba Quartz) 1.241ct Loose Stone Sale price¥6,980

Brazilian Medusa Quartz (Paraiba Quartz) 1.405ct Loose Stone Sale price¥8,800

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） 3.251ctルース

Andesine Labradorite (also known as Rainbow Moonstone) 7.7mm/3.251ct Loose Stone (Sphere) Sale price¥39,800

インド産アンデシン・ラブラドライト（通称名レインボームーンストーン） 0.397ctルース

Indian Andesine Labradorite (also known as Rainbow Moonstone) 0.397ct loose stone Sale price¥16,800

Brazilian Medusa Quartz (Paraiba Quartz) 2.484ct loose stone Sale price¥39,800

Brazilian Medusa Quartz (Paraiba Quartz) 2.524ct loose Sale price¥35,800

Brazilian Medusa Quartz (Paraiba Quartz) 1.317ct loose Sale price¥24,800

Medusa Quartz (Paraiba Quartz) 1.855ct loose Sale price¥25,800

KARATZ Custom Made

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.

KARATZ・Five Commitments

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.