Oligoclase Sunstone 15mm/10.593ct Loose
Sale price¥15,800
Synthetic Alexandrite 0.560ct loose stone
Sale price¥14,800
Madagascar Iolite 2.272ct loose stone
Sale price¥19,800
American Benitoite 0.058ct loose stone (princess cut)
Sale price¥15,800
American Benitoite 0.051ct loose stone (princess cut)
Sale price¥15,800
Brazilian Green Tourmaline 0.561ct Loose Stone
Sale price¥25,800
Tanzanite 0.477ct loose stone (princess cut) from Tanzania
Sale price¥12,800
Tanzanite from Tanzania 0.520ct loose stone
Sale price¥12,800
Vietnam Aquamarine 0.585ct Loose
Sale price¥12,800
Orange spinel 0.225ct loose stone
Sale price¥12,800
Nigerian Morganite 2.745ct loose stone
Sale price¥12,800
Ethiopian Sunstone 1.045ct Loose
Sale price¥15,800
Cambodian Zircon 1.547ct Loose Stone
Sale price¥22,800
Brazilian Green Spodumene 10mm/4.505ct Loose Stone
Sale price¥19,800
Brazilian Green Tourmaline 1.431ct Loose Stone
Sale price¥12,800
Oregon Sunstone from the United States 1.951ct loose stone
Sale price¥12,800
Sakura Shape Brazilian Topaz 8.1mm/2.211ct Loose Stone
Sale price¥29,800
Tanzanian bicolor tanzanite 1.284ct loose stone
Sale price¥29,800
Namibian Jeremejevite 0.127ct loose stone
Sale price¥29,800
Pakistani Axinite 0.500ct loose stone (green tint)
Sale price¥12,800
Sri Lankan saffron 0.121ct loose stone
Sale price¥18,800
Madagascar Purple Sapphire 4.5mm/0.393ct Loose Stone
Sale price¥18,800
Madagascar Purple Sapphire 4.5mm/0.435ct Loose Stone
Sale price¥18,800
Dendritic Opal 3.041ct Loose
Sale price¥18,800
Madagascar Golden Iolite (Cordierite) 7.6mm/1.477ct Loose Stone
Sale price¥29,800
Sri Lankan zircon 3.614ct loose stone
Sale price¥29,800
Afghanistan Lazurite in Sodalite 0.581ct Loose Stone
Sale price¥18,800
Colombian Euclase 1.836ct loose stone
Sale price¥18,800
Mexican Hyalite Opal 3.917ct Loose
Sale price¥15,800
Brazilian Dumortierite in Quartz 3.188ct loose stone (faceted cut)
Sale price¥12,800
Brazilian Dumortierite in Quartz 1.447ct loose stone (faceted cut)
Sale price¥18,800
Tanzanite 1.055ct loose stone
Sale price¥29,800
Mongolian color change andesine 1.486ct loose stone
Sale price¥18,800
Labradorite (Spectrolite) from Finland 56.209ct loose
Sale price¥15,800
Mexican Fire Opal (Faceted Cut) 0.934ct Loose
Sale price¥25,800
American Red Beryl 0.104ct Loose
Sale price¥15,800
Brazilian Alexandrite 0.097ct loose stone
Sale price¥18,800
Brazilian Lepidocrocite in Quartz 9.0mm/2.735ct Loose Stone
Sale price¥14,800
Mozambique Rhodolite Garnet 1.146ct Loose Stone
Sale price¥12,800
Russian Diopside 1.506ct Loose Stone
Sale price¥29,800
Ruby 0.258ct loose
Sale price¥18,800
Pyrope Almandine Garnet 2.514ct Loose Stone
Sale price¥29,800
Synthetic Alexandrite 0.570ct loose stone
Sale price¥18,800
Kasharai Amethyst 0.430ct Loose
Sale price¥12,800
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.