Custom Cut
Tanzanian bicolor sapphire 0.118ct loose stone
Sale price¥4,980
Tanzanian bicolor sapphire 0.149ct loose stone
Sale price¥6,980
Tanzanian bicolor sapphire 0.152ct loose stone
Sale price¥6,980
Tanzanian bicolor sapphire 0.128ct loose stone
Sale price¥6,980
Brazilian Green Tourmaline 0.182ct Loose Stone
Sale price¥8,800
Brazilian Euclase 0.213ct loose stone (bicolor Euclase)
Sale price¥15,800
Tanzania Green Apatite 0.246ct Loose Stone
Sale price¥8,800
Tanzania Green Apatite 0.190ct Loose Stone
Sale price¥6,980
Tanzania Green Apatite 0.329ct Loose Stone
Sale price¥8,800
Emerald 0.308ct loose stone
Sale price¥14,800
Indian Moonstone 1.946ct Loose
Sale price¥14,800
Amazon Green Opal 0.781ct Loose (Faceted Cut)
Sale price¥7,980
Brazilian Dendritic Agate 2.788ct Loose Stone
Sale price¥9,800
[Rouge cut] Morganite 2.059ct loose stone
Sale price¥8,800
Brazilian Pink Tourmaline 0.418ct Loose Stone (Rouge Cut)
Sale price¥9,800
Brazilian copper rutilated quartz 1.410ct loose stone
Sale price¥8,800
Brazilian copper rutilated quartz 1.647ct loose stone
Sale price¥8,800
Brazilian copper rutilated quartz 1.560ct loose stone
Sale price¥8,800
Brazilian copper rutilated quartz 1.262ct loose stone
Sale price¥8,800
Brazilian copper rutilated quartz 1.610ct loose stone
Sale price¥8,800
Brazilian copper rutilated quartz 1.465ct loose stone
Sale price¥8,800
[12553607] Swiss Blue Topaz 2.384ct Loose
Sale price¥19,800
Blue sapphire 0.231ct loose
Sale price¥9,800
Sri Lankan Yellow Sapphire 0.349ct Loose
Sale price¥12,800
Sri Lankan Yellow Sapphire 0.406ct Loose
Sale price¥9,800
Synthetic Moissanite 5.8mm/0.678ct Loose Stone
Sale price¥9,800
Synthetic Moissanite 5.8mm/0.682ct Loose Stone
Sale price¥9,800
Vietnam Yellow Beryl (Heliodor) 0.904ct Loose Stone
Sale price¥8,800
Vietnam Yellow Beryl (Heliodor) 0.911ct Loose Stone
Sale price¥8,800
Aventurine aquamarine 1.450ct loose
Sale price¥8,800
Brazilian Green Tourmaline 0.825ct Loose Stone
Sale price¥9,800
Brazilian Green Tourmaline 0.883ct Loose Stone
Sale price¥19,800
Brazilian Green Tourmaline 0.376ct Loose Stone
Sale price¥9,800
Brazilian Green Tourmaline 0.332ct Loose Stone
Sale price¥9,800
Brazilian Tinkerbell Quartz (Pink Fire Quartz) 0.344ct Loose Stone
Sale price¥12,800
Canary Yellow Tourmaline from Mozambique 0.190ct loose stone
Sale price¥8,800
Canary Yellow Tourmaline from Mozambique 0.132ct loose stone
Sale price¥8,800
Almandine Garnet 1.471ct Loose Stone
Sale price¥15,800
Almandine Garnet 1.388ct Loose Stone
Sale price¥12,800
Almandine Garnet 1.988ct Loose Stone
Sale price¥18,800
Almandine Garnet 1.485ct Loose Stone
Sale price¥15,800
Blue sapphire 0.287ct loose
Sale price¥12,800
Bicolor Fluorite 0.763ct Loose
Sale price¥9,800
Tanzanian Mandarin Garnet 2.039ct Loose Stone
Sale price¥8,800
Tanzanian Rhodolite Garnet 0.448ct Loose Stone
Sale price¥6,980
Tanzanian Rhodolite Garnet 0.775ct Loose Stone
Sale price¥9,800
Tanzanian Rhodolite Garnet 0.810ct Loose Stone
Sale price¥9,800
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.