Tanzania

【11/2 22時販売】タンザニア産アルマンディンガーネット 2.108ctルース Sale price¥12,800

Tanzanian Tanzanite 1.36ct Loose Sale price¥49,800

Tanzanian Rhodolite Garnet 10.608ct Loose Stone Sale price¥79,800

【10/28 22時販売】タンザニア産タンザナイト 0.537ctルース Sale price¥15,800

【10/28 22時販売】タンザニア産タンザナイト 0.559ctルース Sale price¥15,800

【10/24 22時販売】《限定10石》タンザニア産ゾイサイトガチャ（平均3.5ct、カボションカット、含浸処理）《複数購入割引有》 Sale price¥2,980

【10/25 22時販売】《限定7セット》タンザニア産ミントダイオプサイド2石セット（原石＆訳ありルース）《複数購入割引有》 Sale price¥5,980

[Item 12564727] Tanzanite from Tanzania, 0.956ct Loose Stone Sale price¥19,800

[Item 12564726] Tanzanian Tanzanite 0.827ct Loose Stone Sale price¥18,800

[Ref: 12564725] Tanzanite from Tanzania, 0.892ct loose stone Sale price¥18,800

[12565162 Listed] Spessartine Garnet from Tanzania 0.739ct Loose Gemstone Sale price¥25,800

[10/18 10:00 PM Release] Tanzanian Mandarin Garnet 4.5mm/0.529ct Loose Stone with Identification Report Sale price¥29,800

[Item 12564624] Tanzanian Cobalt Spinel 0.094ct Loose Gemstone Sale price¥47,800

[Available 10/12 at 10 PM] Tanzanian Sunstone (Illusion Sunstone) 4.124ct Loose Gemstone Sale price¥15,800

[10/12 10 PM Sale] Tanzanian Sunstone (Illusion Sunstone) 7.715ct Loose Stone Sale price¥24,800

[Available 10/12 at 10 PM] Tanzanian Sunstone (Illusion Sunstone) 2.888ct Loose Gemstone Sale price¥9,800

【Available 10/15, 10:00 PM】 Tanzanian Sunstone (Illusion Sunstone) 6.411ct Loose Gemstone Sale price¥19,800

[10/15 10 PM Sale] Tanzanian Sunstone (Illusion Sunstone) 5.158ct Loose Gemstone Sale price¥15,800

【Available Oct 15 at 10:00 PM】Tanzanian Sunstone (Illusion Sunstone) 5.162ct Loose Stone Sale price¥15,800

[Available 10/15 at 10 PM] Tanzanian Sunstone (Illusion Sunstone) 6.321ct Loose Stone Sale price¥18,800

[Available 10/14 at 10 PM] Tanzanian Sunstone (Illusion Sunstone) 1.383ct Loose Gemstone Sale price¥6,980

[10/13 10:00 PM Release] Tanzanian Cobalt Spinel 2.7mm/0.100ct Loose Stone with Identification Report Sale price¥39,800

[Available 10/11 at 10 PM] Tanzanian Cobalt Spinel 2.3mm/0.070ct Loose Gemstone with Identification Report Sale price¥22,800

[Available 10/9, 10 PM] Tanzanian Cobalt Spinel 2.1mm / 0.053ct Loose Gemstone with Identification Report Sale price¥19,800

[Available 10/3 at 10 PM] Tanzanian Cobalt Spinel 3.6mm/0.187ct Loose Stone, JGL Origin Report Included Sale price¥98,000

[Available 10/5 at 10:00 PM] Tanzanian Rhodolite Garnet 0.510ct Loose Stone Sale price¥9,800

[Item 12563638] Tanzanian Bicolor Grossular Garnet 0.904ct Loose Stone Sale price¥25,800

[Available 9/23 at 10 PM] Tanzanian Almandine Garnet 1.267ct Loose Gemstone Sale price¥14,800

Tanzanian Zoisite 1.000ct Loose Stone Sale price¥18,800

Tanzania Bicolor Zoisite 0.645ct Loose Stone Sale price¥11,800

K18YG タンザニア産アルマンディンガーネット 1.003ct・ピンクサファイアリング

[Available 9/13, 10:00 PM] 18K Yellow Gold Tanzanian Almandine Garnet 1.003ct & Pink Sapphire Ring Sale price¥89,800

[Available 9/11 at 10 PM] Almandine Garnet from Tanzania, 1.354ct Loose Gemstone Sale price¥15,800

タンザニア産サンストーン（イリュージョンサンストーン） 6.3mm/0.762ctルース

【9/11 10 PM Release】 Tanzanian Sunstone (Illusion Sunstone) 6.3mm/0.762ct Loose Gemstone Sale price¥9,800

[On sale 9/15 at 10 PM] Tanzanian Blue Spinel 0.725ct Loose Gemstone with Identification Report Sale price¥22,800

[Available 9/15, 10 PM] Tanzanian Blue Spinel 0.449ct Loose Gemstone with Identification Report Sale price¥12,800

Tanzanian Dragon Garnet 0.748ct Loose Stone Sale price¥18,800

【Lottery Sale 0718_07】Tanzanian Pink Zoisite 0.398ct Loose Stone with Certificate Sale price¥59,800

Tanzanite from Tanzania 0.262ct loose stone Sale price¥8,800

Tanzania Bicolor Zoisite 0.397ct Loose Stone Sale price¥8,800

タンザニア産ウィンザーサファイア（カラーチェンジサファイア） 0.261ctルース

【9/12 22:00 Release】 Tanzanian Windsor Sapphire (Color Change Sapphire) 0.261ct Loose Gemstone Sale price¥9,800

【9/7 10 PM Release】Tanzanian Silky Pink Spinel 0.219ct Loose Gemstone Sale price¥8,800

[On sale 9/7 at 10 PM] Tanzanian Silky Pink Spinel 0.218ct Loose Stone Sale price¥8,800

[Available 9/7 at 10 PM] Mahenge Spinel (Pink Spinel) from Tanzania, 0.386ct loose stone Sale price¥15,800

【Available Sept 10, 10:00 PM】 Tanzanian Bicolor Grossular Garnet 0.869ct Loose Stone Sale price¥25,800

[9/7 10:00 PM Sale] Tanzania Bicolor Grossular Garnet 0.433ct Loose Stone Sale price¥15,800

【Available 9/7 at 10 PM】 Tanzanian Bicolor Grossular Garnet 0.596ct Loose Gemstone Sale price¥14,800

Tanzania Bicolor Zoisite 0.278ct Loose Stone Sale price¥4,980

Tanzania Bicolor Zoisite 0.357ct Loose Stone Sale price¥6,980

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.