Vietnam Aquamarine 1.309ct Loose Stone
Sale price¥12,800
Tanzanian Grape Garnet 0.785ct Loose Stone
Sale price¥9,800
Pakistani Clinohumite 1.440ct Loose Stone, Japan-Germany Exchange
Sale price¥29,800
Brazilian Dendritic Agate 1.679ct Loose Stone
Sale price¥8,800
Brazilian copper rutilated quartz 1.410ct loose stone
Sale price¥8,800
Brazilian copper rutilated quartz 1.352ct loose stone
Sale price¥8,800
Brazilian copper rutilated quartz 1.560ct loose stone
Sale price¥8,800
Brazilian copper rutilated quartz 1.381ct loose stone
Sale price¥8,800
Brazilian copper rutilated quartz 1.465ct loose stone
Sale price¥8,800
Sri Lankan Chrysoberyl Cat's Eye 1.514ct Loose Stone
Sale price¥6,980
Spanish Sphalerite 7.0mm/1.753ct loose stone
Sale price¥35,800
Aventurine aquamarine 1.450ct loose
Sale price¥8,800
Brazilian Green Tourmaline 0.883ct Loose Stone
Sale price¥19,800
Almandine Garnet 1.988ct Loose Stone
Sale price¥18,800
Tanzania Purple Zoisite 0.863ct Rough Stone
Sale price¥8,800
[Posted in 12549756] Lavender quartz (scorolite) 1.704ct loose
Sale price¥19,800
[12551312] Zimbabwean Blue Apatite (UV Type) 1.312ct Loose Stone
Sale price¥9,800
[12550887] Paraiba Tourmaline from Mozambique 0.784ct loose stone
Sale price¥128,000
Sky blue topaz 1.719ct loose stone
Sale price¥9,800
Tanzanian pink tourmaline 0.558ct loose stone
Sale price¥12,800
Brazilian Bicolor Tourmaline 7.2mm/1.326ct Loose Stone
Sale price¥19,800
Mexican Hyalite Opal 1.215ct Loose (Faceted Cut)
Sale price¥9,800
Australian Rainbow Lattice Sunstone 0.463ct Loose Stone
Sale price¥5,980
Spanish Sphalerite 2.374ct loose stone
Sale price¥79,800
Mongolian bicolor andesine (color change andesine) 1.305ct loose stone
Sale price¥15,800
Almandine Garnet 1.049ct Loose Stone
Sale price¥15,800
Myanmar Star Spinel 2.030ct Loose
Sale price¥79,800
Spanish Sphalerite 1.127ct loose stone
Sale price¥14,800
Bicolor Tanzanite 1.677ct rough stone
Sale price¥8,800
Colombian emerald 0.443ct rough stone
Sale price¥9,800
Mica in Quartz 0.865ct Loose Stone
Sale price¥6,980
South African Sugilite 7.3mm/1.034ct loose stone
Sale price¥18,800
South African Sugilite 0.814ct loose stone
Sale price¥14,800
Sri Lankan Purple Spinel 1.638ct Loose Stone, Japan-Germany Exchange
Sale price¥69,800
Sri Lankan Star Sapphire 2.093ct Loose
Sale price¥9,800
Tanzanite 1.004ct loose stone
Sale price¥22,800
Bicolor Zoisite 1.100ct Loose Stone (Bicolor Tanzanite)
Sale price¥19,800
Lavender Tanzanite 0.784ct loose stone
Sale price¥14,800
Mexican Fire Opal 1.424ct Loose
Sale price¥49,800
Mexican Opal 0.677ct Loose
Sale price¥6,980
Mexican Opal 0.499ct Loose
Sale price¥5,980
Mexican Opal 0.854ct Loose
Sale price¥6,980
Diamond 0.320ct loose (D, VS2)
Sale price¥79,800
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.