Bicolor Fluorite 0.909ct Loose
Sale price¥6,980
Bicolor Fluorite 0.582ct Loose
Sale price¥5,980
Bicolor fluorite 1.332ct loose stone
Sale price¥6,980
Bicolor Fluorite 0.528ct Loose
Sale price¥6,980
Ethiopian Opal 2.131ct Loose
Sale price¥12,800
Ethiopian Opal 1.694ct Loose
Sale price¥8,800
Mexican Opal 0.677ct Loose
Sale price¥6,980
Mexican Opal 0.648ct Loose
Sale price¥14,800
Mexican Opal 0.499ct Loose
Sale price¥5,980
Mexican Opal 0.854ct Loose
Sale price¥6,980
Green tourmaline 0.621ct loose stone
Sale price¥9,800
Green tourmaline 0.457ct loose stone
Sale price¥9,800
Indian Cavansite 105.482ct rough stone
Sale price¥9,800
Chameleon Diamond Green Diamond 0.122ct Loose (FANCY GRAY GREEN, SI2)
Sale price¥69,800
Diamond 0.320ct loose (D, VS2)
Sale price¥79,800
Afghanistan Hackmanite 0.418ct loose stone
Sale price¥12,800
Australian black opal 2.407ct loose
Sale price¥59,800
Salt and pepper diamond 0.446ct loose
Sale price¥39,800
Zimbabwean Blue Apatite (UV Type) 0.539ct Loose
Sale price¥9,800
Zimbabwean Blue Apatite (UV type) 0.703ct loose stone
Sale price¥11,000
Zimbabwean Blue Apatite (UV type) 1.061ct loose stone
Sale price¥12,800
Mexican Fire Opal 2.235ct Loose
Sale price¥26,800
Mexican Fire Opal 1.743ct Loose
Sale price¥24,800
Mexican Fire Opal 3.425ct Loose
Sale price¥29,800
Australian Opal 0.760ct Loose
Sale price¥12,800
Australian Opal 0.315ct Loose
Sale price¥5,980
Australian Opal 0.440ct Loose
Sale price¥8,800
Australian Opal 1.203ct Loose
Sale price¥12,800
Myanmar Leuco Garnet 0.324ct loose stone
Sale price¥39,800
[Cat cut] Dendritic agate 13.569ct loose stone
Sale price¥12,800
[Cat cut] Dendritic agate 6.757ct loose stone
Sale price¥12,800
[Rouge cut] Rhodolite garnet 0.410ct loose stone
Sale price¥8,800
Synthetic Moissanite 7.999ct loose stone
Sale price¥39,800
Synthetic Moissanite 8.417ct Loose Stone
Sale price¥49,800
Zoisite 1.290ct loose stone
Sale price¥19,800
Nigerian Star Enstatite 0.880ct Loose Stone
Sale price¥14,800
Cambodian Blue Zircon 0.348ct Loose Stone
Sale price¥6,980
Green Zoisite 0.703ct Loose Stone
Sale price¥22,800
Synthetic Moissanite 8.931ct loose stone
Sale price¥55,800
Synthetic Moissanite 4.924ct loose stone
Sale price¥39,800
YAG (Yttrium Aluminum Garnet) 1.357ct loose stone
Sale price¥16,800
YAG (Yttrium Aluminum Garnet) 1.171ct loose stone
Sale price¥14,800
Synthetic rutile 1.210ct loose stone
Sale price¥24,800
Golden Iolite (Cordierite) 0.321ct loose stone
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.