¥30,000 - ¥50,000

【スタッフセレクション】スピネル 0.658ctルース（セミオーダーメイドセット）

[Staff Selection] [Mr. KEN] Myanmar Spinel 0.658ct Loose (Semi-Custom Made Set) Sale price¥49,800

Myanmar Pink Taaffeite 0.340ct Loose GIT Sale price¥39,800

Spanish Sphalerite 7.0mm/1.753ct loose stone Sale price¥35,800

【スタッフセレクション】バイカラーサファイア 0.384ctルース（セミオーダーメイドセット）

[Staff Selection] Tanzanian Bicolor Sapphire 0.384ct Loose (Semi-Custom Made Set) Sale price¥49,800

Bolivian Ametrine 31.854ct loose stone Sale price¥49,800

Bolivian Ametrine 16.867ct loose stone Sale price¥39,800

Spanish Sphalerite 9.2mm/3.980ct loose stone Sale price¥49,800

[12550851] 2.944ct Mozambique pink tourmaline loose stone Sale price¥49,800

【スタッフセレクション】マダガスカル産バイカラーサファイア 0.330ctルース（セミオーダーメイドセット）

[Staff Selection] Madagascar Bicolor Sapphire 0.330ct Loose (Semi-Custom Made Set) Sale price¥47,800

【スタッフセレクション】　【KEN氏】タンザニア産アイオライト 3.7mm/0.150ctルース（セミオーダーメイドセット）

[Staff Selection] [Mr. KEN] Tanzanian Iolite 3.7mm/0.150ct Loose Stone (Semi-Custom Made Set) Sale price¥47,800

Solo (Simple Order Earring Frame/Chain Type) Sale price¥49,800

American Red Beryl 0.147ct Loose Sale price¥39,800

American Red Beryl 0.132ct Loose Sale price¥33,800

【KEN氏】ブラジル産グリーントルマリン 5.2mm/0.584ctルース（セミオーダーメイドセット）

[Staff Selection] [Mr. KEN] Brazilian Green Tourmaline 5.2mm/0.584ct Loose Stone (Semi-Custom Made Set) Sale price¥47,800

Additional charge: K18WG (base metal) + 10,000 yen Sale price¥42,000

Additional charge: K18YG (base metal) + 10,000 yen Sale price¥37,000

【スタッフセレクション】【KEN氏】ミャンマー産スピネル 0.482ctルース（セミオーダーメイドセッ

[Staff Selection] [Mr. KEN] Myanmar Spinel 0.482ct Loose (Semi-Custom Made Set) Sale price¥47,800

【スタッフセレクション】【KEN氏】タンザニア産グリーンサファイア 0.258ctルース（セミオーダーメイドセッ

[Staff Selection] [Mr. KEN] Tanzanian Green Sapphire 0.258ct Loose (Semi-Custom Made Set) Sale price¥47,800

【スタッフセレクション】【KEN氏】タンザニア産オレンジジルコン 0.650ctルース（セミオーダーメイドセッ

[Staff Selection] [Mr. KEN] Tanzanian orange zircon 0.650ct loose stone (semi-custom made set) Sale price¥47,800

【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

[Staff Selection] Brazilian Santa Maria Aquamarine 5.1mm/0.523ct Loose Stone (Semi-Custom Made Set) Sale price¥47,800

[Staff Selection] Brazilian Green Tourmaline 0.475ct Loose (Semi-Custom Made Set) Sale price¥47,800

[Staff Selection] [Mr. KEN] Tanzanian Iolite 5.5mm/0.589ct Loose Stone (Semi-Custom Made Set) Sale price¥47,800

[Koshu Precious Stones plusthree] Ametrine 7.238ct loose stone with patch Sale price¥39,800

Blue watermelon tourmaline 6.815ct loose Sale price¥49,800

Tanzanian Kornerupine 0.356ct loose stone Sale price¥49,800

Tanzanian Kornerupine 0.391ct loose stone Sale price¥39,800

Kunzite from Afghanistan 12mm/8.834ct loose stone Sale price¥39,800

Synthetic Moissanite 8.679ct loose stone Sale price¥39,800

Mozambique Elbaite Tourmaline 1.793ct Loose Stone Sale price¥49,800

Russian Demantoid Garnet (Horsetail) 0.297ct Loose Sale price¥39,800

Sri Lankan Star Sapphire 6.477ct Loose Sale price¥49,800

マダガスカル産ベキリーブルーガーネット（カラーチェンジガーネット） 0.352ctルース

Madagascar Bekiri Blue Garnet (Color Change Garnet) 0.352ct Loose Stone Sale price¥39,800

マダガスカル産ベキリーブルーガーネット（カラーチェンジガーネット） 0.341ctルース

Bekiri Blue Garnet (Color Change Garnet) from Madagascar 0.341ct Loose Stone Sale price¥32,800

Brazilian Paraiba Tourmaline 0.177ct loose stone (CuO: 2.1%, MnO: 1.3%) Sale price¥45,800

Colombian Trapiche Emerald 0.746ct Loose Sale price¥39,800

Tanzanian Kornerupine 0.298ct loose stone Sale price¥35,800

Zimbabwean Euclase 0.058ct loose stone Sale price¥39,800

Jeremejevite 0.201ct loose stone Sale price¥45,800

Sri Lankan Ilmenite in Star Sapphire 3.426ct loose stone (Ratnapura) Sale price¥49,800

German Awinite 0.070ct loose stone Sale price¥32,800

Colombian pyrite-mica emerald 0.844ct loose stone Sale price¥35,800

Ethiopian honeycomb opal 3.566ct loose stone Sale price¥46,800

[Koshu Precious Stones plusthree] Citrine 5.121ct Loose Sale price¥39,800

[Koshu Precious Stones Plusthree] Tibetan Andesine 7.873ct [Collaboration] Loose Stone (Color Change Andesine) Sale price¥39,800

[Koshu Precious Stones Plusthree] Lavender Quartz (Scorolite) 1.761ct Loose Stone Sale price¥39,800

Colombian Trapiche emerald 0.424ct rough stone Sale price¥39,800

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

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.