【9/7 22時販売】タンザニア産バイカラーグロッシュラーガーネット 0.596ctルース
Sale price¥14,800
【9/7 22時販売】ブラジル産バイカラートルマリン 1.753ctルース
Sale price¥29,800
【9/7 22時販売】インド産パロットクリソベリル 0.288ctルース
Sale price¥12,800
【9/7 22時販売】インド産パロットクリソベリル 0.630ctルース
Sale price¥18,800
【9/7 22時販売】ブラジル産非加熱ピンクインペリアルトパーズ（シェリーピンク） 0.496ctルース
Sale price¥29,800
【9/7 22時販売】スリランカ産クリソベリルキャッツアイ 4.3mm/0.526ctルース
Sale price¥15,800
【9/11 22時販売】スリランカ産クリソベリルキャッツアイ 4.2mm/0.537ctルース
Sale price¥18,800
【9/11 22時販売】スリランカ産パープルサファイア 0.271ctルース 鑑別書
Sale price¥18,800
Brazilian pink tourmaline 1.458ct loose stone
Sale price¥39,800
Amazon Green Opal 0.814ct Loose (Faceted Cut)
Sale price¥7,980
Amazonian green opal 0.517ct loose stone (faceted cut)
Sale price¥7,980
Amazon Green Opal 0.285ct Loose (Faceted Cut)
Sale price¥6,980
Brazilian copper rutilated quartz 1.334ct loose stone
Sale price¥8,800
Oregon Sunstone from the United States 0.292ct loose stone
Sale price¥6,980
Oregon Sunstone from the United States 1.132ct loose stone
Sale price¥12,800
Green Fluorite 38.074ct Loose
Sale price¥148,000
Brazilian Tourmaline (untreated) 5.120ct loose stone
Sale price¥39,800
Brazilian Yellow Beryl 11.411ct Loose Stone, Japan-Germany Exchange
Sale price¥25,800
South African Rhodochrosite 0.990ct Loose Stone by Nikkei
Sale price¥128,000
Tanzania Bicolor Zoisite 0.278ct Loose Stone
Sale price¥4,980
Tanzania Bicolor Zoisite 0.357ct Loose Stone
Sale price¥6,980
Mozambique Aquamarine 4.9mm/0.463ct Loose Stone
Sale price¥8,800
[Lottery Sale 0731_10] Colombian Muzo Non-Oil Emerald 0.370ct Loose GIA
Sale price¥298,000
[Lottery Sale 0825_09] Colombian Non-Oil Emerald 0.080ct Loose GIA
Sale price¥118,000
[Lottery Sale 0818_09] Brazilian Dioptase 1.608ct Loose with Certificate
Sale price¥59,800
[Lottery Sale 0825_10] Colombian Non-Oil Emerald 0.090ct Loose GIA
Sale price¥128,000
[Lottery Sale 0812_18] Zambian Non-Oil Emerald 0.540ct Loose GIA
Sale price¥178,000
Tibetan bicolor andesine 0.755ct loose stone
Sale price¥6,980
【8/30 22時販売】マダガスカル産サファリン 0.164ctルース 鑑別書
Sale price¥12,800
【8/30 22時販売】マダガスカル産サファリン 0.145ctルース 鑑別書
Sale price¥11,800
【8/30 22時販売】ダイヤモンド 4.4mm/0.309ctルース(D, VVS-1, 3Excellent)
Sale price¥79,800
【8/30 22時販売】ジンバブエ産スフェーン 0.302ctルース
Sale price¥8,800
【8/30 22時販売】コロンビア産ミントカラーエメラルド 0.359ctルース
Sale price¥12,800
【8/30 22時販売】メキシコ産ファイアオパール 0.352ctルース
Sale price¥7,980
【8/30 22時販売】ジンバブエ産スフェーン 0.332ctルース
Sale price¥9,800
【8/29 22時販売】マダガスカル産アンダリュサイト 0.454ctルース
Sale price¥7,980
【8/29 22時販売】タンザニア産パープルスピネル 0.751ctルース
Sale price¥18,800
【8/29 22時販売】タンザニア産ミントガーネット 0.296ctルース
Sale price¥8,800
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.