Emerald Cut
Sri Lankan purple spinel 1.060ct loose stone
Sale price¥98,000
Tanzanite from Tanzania 0.342ct loose stone
Sale price¥7,980
Madagascar Bicolor Sapphire 0.278ct Loose
Sale price¥8,800
Madagascar Bicolor Sapphire 0.324ct Loose
Sale price¥9,800
Brazilian Alexandrite 0.097ct Loose Stone (Emerald Cut)
Sale price¥38,800
Zimbabwean sphene 0.987ct loose stone
Sale price¥19,800
Zimbabwean sphene 0.704ct loose stone
Sale price¥14,800
Zimbabwean Bicolor Euclase 0.146ct Loose Stone
Sale price¥35,800
Brazilian Bicolor Beryl 0.556ct Loose Stone
Sale price¥29,800
Colombian emerald 0.222ct loose stone
Sale price¥59,800
Sri Lankan saffron 0.116ct loose stone with certificate of authenticity
Sale price¥25,800
Colombian emerald 0.101ct loose stone
Sale price¥15,800
Tanzanian magnesioaxinite 0.380ct loose stone, Japan-Germany Quantity
Sale price¥39,800
0.145ct loose pink sapphire from Madagascar
Sale price¥6,980
Brazilian Bicolor Imperial Topaz 0.981ct Loose Stone
Sale price¥79,800
Namibian Jeremejevite 0.245ct loose stone
Sale price¥79,800
Russian oil-free emerald 0.570ct loose stone GIA
Sale price¥298,000
Afghanistan Oil-Free Emerald 0.100ct Loose GIA
Sale price¥98,000
0.060ct loose, oil-free emerald from Madagascar, GIA
Sale price¥69,800
Nigerian green beryl 0.437ct loose stone
Sale price¥9,800
Colombian emerald 0.202ct loose stone
Sale price¥59,800
American Red Beryl 0.217ct Loose
Sale price¥49,800
Pakistani Axinite (Blue Tint) 0.815ct Loose Stone
Sale price¥45,800
Bicolor sapphire 0.301ct loose
Sale price¥18,800
Madagascar sphene 0.602ct loose stone
Sale price¥9,800
Madagascar sphene 0.556ct loose stone
Sale price¥9,800
Madagascar sphene 0.531ct loose stone
Sale price¥8,800
Madagascar Aquamarine 1.678ct Loose Stone
Sale price¥15,800
Oregon Sunstone from the United States 1.951ct loose stone
Sale price¥12,800
Namibian Jeremejevite 0.171ct loose stone
Sale price¥39,800
Namibian Jeremejevite 0.127ct loose stone
Sale price¥29,800
Pakistani Axinite 1.190ct loose stone (green tint)
Sale price¥39,800
Dendritic Opal 3.041ct Loose
Sale price¥18,800
Pakistani Axinite (Green Tint) 1.389ct Loose Stone
Sale price¥39,800
Afghanistan Lazurite in Sodalite 0.581ct Loose Stone
Sale price¥18,800
Pakistani Axinite (Blue Tint) 0.300ct Loose
Sale price¥7,980
American Red Beryl 0.260ct Loose
Sale price¥69,800
Cambodian Blue Zircon (Ratanakiri Blue) 6.771ct Loose
Sale price¥168,000
Tanzania UV type bicolor tsavorite 0.947ct loose stone
Sale price¥39,800
Madagascar Green Sapphire 0.435ct Loose
Sale price¥13,800
White Topaz 2.563ct Loose (Needle-in Topaz)
Sale price¥5,980
Cambodian Blue Zircon 0.431ct Loose
Sale price¥7,980
Brazilian Alexandrite 0.056ct loose stone
Sale price¥22,800
Brazilian Alexandrite 0.054ct Loose Stone (Emerald Cut)
Sale price¥18,800
Brazilian copper rutilated quartz 1.445ct loose stone
Sale price¥8,800
[12558729] Brazilian Alexandrite 0.079ct loose stone
Sale price¥31,800
Brazilian alexandrite 0.078ct loose
Sale price¥29,800
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.