Euclase from Zimbabwe 0.409ct loose
Sale price¥45,800
【10/5 22時販売】《限定4石》スリランカ産ロードライトガーネット（4mm,ラウンドカット） 1石ルース《複数購入割引有》
Sale price¥3,980
Aquamarine 1.574ct loose stone
Sale price¥9,800
Andesine 3.430ct loose stone
Sale price¥18,800
Bicolor sapphire 1.030ct loose from Windsor, Tanzania
Sale price¥89,800
[Rouge cut] Almandine garnet 1.725ct loose
Sale price¥7,980
Green Zoisite 3.617ct loose
Sale price¥118,000
Bicolor Zoisite 2.481ct loose
Sale price¥69,800
Pink zoisite from Tanzania 6.7mm/1.393ct loose (peach tanzanite)
Sale price¥128,000
Brazilian alexandrite 0.066ct loose (Hemachita mine)
Sale price¥12,800
Brazilian Alexandrite 0.073ct Ruth (Hemachita Mine)
Sale price¥12,800
Brazilian Alexandrite 0.099ct Ruth (Hemachita Mine)
Sale price¥19,800
Brazilian Alexandrite 0.097ct Ruth (Hemachita Mine)
Sale price¥22,800
Brazilian Alexandrite 0.098ct Ruth (Hemachita Mine)
Sale price¥22,800
Grandidierite 0.206ct loose
Sale price¥22,800
Mali Garnet (Grossular/Andradite Garnet) 4.5mm/0.497ct Loose
Sale price¥8,800
UV type mint garnet 0.435ct loose
Sale price¥3,980
UV type mint garnet 0.521ct loose
Sale price¥3,980
Brazilian Paraiba tourmaline 0.370ct loose (CuO:1.0%, MnO:1.2%)
Sale price¥59,800
Jeremejevite from Namibia 0.056ct loose
Sale price¥12,800
Jeremejevite from Namibia 0.034ct loose
Sale price¥9,800
Jeremejevite from Namibia 0.064ct loose
Sale price¥12,800
Celestite from Madagascar 7.080ct loose Japanese and German
Sale price¥98,000
Musgravite from Myanmar 0.546ct loose Japanese German edition
Sale price¥98,000
Bicolor tanzanite 1.165ct rough stone from Tanzania
Sale price¥7,980
Bicolor tanzanite 1.121ct rough stone from Tanzania
Sale price¥6,980
Bicolor tanzanite 0.492ct raw stone from Tanzania
Sale price¥6,980
Pink zoisite 3.206ct rough stone from Tanzania
Sale price¥7,980
Bicolor tourmaline 0.418ct loose
Sale price¥3,980
Lavender Jade (Jade) 78.496ct Loose Medium Treasure
Sale price¥258,000
Synthetic rutile 2.031ct loose
Sale price¥9,800
Brazilian rainbow scapolite 6mm/0.516ct loose
Sale price¥2,980
Brazilian Medusa Quartz (Paraiba Quartz) 1.181ct loose
Sale price¥3,980
Brazilian Medusa Quartz (Paraiba Quartz) 1.008ct loose
Sale price¥4,980
Hemimorphite from Congo 0.432ct loose
Sale price¥6,980
Australian boulder opal 0.874ct loose
Sale price¥3,980
Australian boulder opal 1.156ct loose
Sale price¥3,980
Australian boulder opal 1.173ct loose
Sale price¥5,980
Australian boulder opal 0.982ct loose
Sale price¥6,980
Burmese spinel 0.950ct loose (buff top)
Sale price¥15,800
《25石限定》アメリカ・スートホーム産ロードクロサイト1石ルース（4mm・カボションカット）《複数購入割引有》
Sale price¥4,580
【9/28 22時販売】ノンオイルレッドベリル 0.200ctルース GIA
Sale price¥168,000
【9/28 22時販売】ナイジェリア産モルガナイト 1.149ctルース
Sale price¥19,800
【9/28 22時販売】イエローダイヤモンド 3.4mm/0.165ctルース(FANCY VIVID ORANGY YELLOW, SI-2)
Sale price¥29,800
【9/28 22時販売】アメリカ産ベニトアイト 2.2mm/0.270ctルース（グラデーションセット）
Sale price¥69,800
【9/28 22時販売】《9セット限定》奈良県天川村産レインボーガーネット原石＋ルース2石セット《複数購入割引有》
Sale price¥6,980
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.