【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
【8/30 22時販売】ブルーサファイア 0.176ctルース
Sale price¥14,800
【8/30 22時販売】ブルーサファイア 0.148ctルース
Sale price¥8,800
【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】ロシア産デマントイドガーネット（ホーステール認む） 2.7mm/0.093ctルース
Sale price¥14,800
【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
【8/29 22時販売】ブラジル産ラベンダークォーツ（スコロライト） 0.475ctルース
Sale price¥7,980
[Camellia cut] Mexican fire opal 1.270ct loose with patch
Sale price¥69,800
[12553609] Swiss Blue Topaz 3.230ct Loose
Sale price¥25,800
Pakistani Peridot 5.2mm/0.562ct Loose Stone
Sale price¥9,800
Royal blue sapphire 1.220ct loose stone
Sale price¥258,000
Grandidierite from Madagascar 0.264ct loose stone
Sale price¥79,800
Brazilian copper rutilated quartz 1.262ct loose stone
Sale price¥6,980
Brazilian copper rutilated quartz 1.647ct loose stone
Sale price¥6,980
Brazilian copper rutilated quartz 1.352ct loose stone
Sale price¥6,980
[Published on 12563859] Australian black opal, 1.184ct loose stone
Sale price¥45,800
[Listing 12563862] Australian Black Opal 1.392ct Loose
Sale price¥69,800
Brazilian Euclase 0.224ct Loose Stone (Bicolor Euclase)
Sale price¥18,800
Synthetic Alexandrite 0.578ct loose stone
Sale price¥9,800
Brazilian Euclase 0.213ct loose stone (bicolor Euclase)
Sale price¥12,800
Synthetic Alexandrite 0.841ct loose stone
Sale price¥15,800
Pakistani Clinohumite 1.440ct Loose Stone, Japan-Germany Exchange
Sale price¥39,800
Mexican Fire Agate 6.090ct Loose Stone
Sale price¥12,800
【8/31 22時販売】マダガスカル産グランディディエライト 2.8mm/0.113ctルース 鑑別書
Sale price¥22,800
【8/31 22時販売】パキスタン産アキシナイト（ブルーティント） 0.263ctルース
Sale price¥18,800
【8/31 22時販売】高知県産血赤珊瑚 1.444ctルース
Sale price¥9,800
Purple zoisite from Tanzania 1.103ct loose Japanese German edition
Sale price¥98,000
Russian rough diamond (sawable) 0.101ct loose
Sale price¥22,800
[Posted as 12563267] Rough Botswana Diamond (Sawable) 0.140ct
Sale price¥44,800
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.