Indian Moonstone 6.2mm/0.749ct Loose
Sale price¥7,980
Colombian emerald 3.5mm/0.150ct loose stone
Sale price¥22,800
Pakistani Lazurite (Azurite) 0.123ct loose stone
Sale price¥45,800
Brazilian bicolor tourmaline 0.914ct loose stone
Sale price¥12,800
Tanzanian Tanzanite 1.36ct Loose
Sale price¥49,800
Burmese Ruby 0.418ct Loose Stone Japan-Germany
Sale price¥29,800
Myanmar Ruby 0.283ct Loose
Sale price¥25,800
Emerald 0.484ct loose
Sale price¥7,980
Madagascar Apatite 1.038ct Loose
Sale price¥11,800
Madagascar Pink Tourmaline 0.543ct Loose Stone
Sale price¥12,800
Spanish Sphalerite 7mm/1.676ct loose stone
Sale price¥35,800
Brazilian Morganite 1.296ct loose stone
Sale price¥8,800
Australian Black Opal 0.386ct Loose Stone
Sale price¥29,800
Brazilian Green Tourmaline 0.703ct Loose Stone
Sale price¥15,800
Brazilian Green Tourmaline 0.764ct Loose Stone
Sale price¥8,800
Sri Lankan Blue Sapphire 0.226ct Loose
Sale price¥14,800
Mexican Fire Opal 0.780ct Loose
Sale price¥12,800
Rhodochrosite from South Africa 4.2mm/0.409ct loose
Sale price¥39,800
Mozambique Rubellite 1.706ct Loose Stone
Sale price¥39,800
Diamond (cabochon cut) 0.183ct loose
Sale price¥24,800
Brazilian Paraiba Tourmaline in Quartz 4.5mm/0.284ct Loose Stone
Sale price¥19,800
Brazilian Paraiba Tourmaline in Quartz 1.146ct Loose Stone
Sale price¥25,800
Brazilian Paraiba Tourmaline in Quartz 8.0mm/1.287ct Loose Stone
Sale price¥25,800
Kenyan Gold Sheen Sapphire 3.6mm/0.302ct Loose Stone
Sale price¥29,800
Kenyan Gold Sheen Sapphire 3.5mm/0.273ct Loose Stone
Sale price¥19,800
Brazilian Bicolor Pink Euclase 0.236ct Loose Stone, Japan-Germany
Sale price¥110,000
Tibetan bicolor andesine 1.542ct loose stone
Sale price¥12,800
Indian Cavansite 1.717ct loose stone
Sale price¥6,980
Colombian Trapiche Emerald 1.494ct Loose
Sale price¥69,800
Brazilian bicolor tourmaline 0.845ct loose stone
Sale price¥12,800
Myanmar Podretteite 0.834ct loose stone
Sale price¥298,000
Indian Moss Agate 0.755ct Loose Stone
Sale price¥6,980
【11/2 22時販売】アフガニスタン産ブルーサイト 1.152ctルース
Sale price¥15,800
【11/2 22時販売】ブラジル産アパタイト 1.576ctルース
Sale price¥8,800
【11/2 22時販売】スリランカ産ブルーサファイア 0.518ctルース 鑑別書
Sale price¥29,800
【11/2 22時販売】スリランカ産ホワイトサファイア 1.509ctルース 鑑別書
Sale price¥39,800
【11/3 22時販売】スペイン産スファレライト 1.035ctルース
Sale price¥8,800
【11/3 22時販売】アフガニスタン産ハックマナイト 0.148ctルース
Sale price¥22,800
【11/3 22時販売】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） 0.349ctルース
Sale price¥39,800
【11/3 22時販売】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） 0.398ctルース
Sale price¥49,800
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.