White sapphire 0.418ct loose
Sale price¥12,800
White sapphire 0.364ct loose
Sale price¥9,800
White sapphire 0.212ct loose
Sale price¥6,980
White sapphire 0.338ct loose
Sale price¥9,800
Sri Lankan Yellow Sapphire 0.300ct Loose
Sale price¥15,800
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
Pakistani Veirinite 0.177ct Loose Stone with Certificate of Authenticity
Sale price¥39,800
Zimbabwean sphene 0.457ct loose stone
Sale price¥8,800
Zimbabwean sphene 0.393ct loose stone
Sale price¥8,800
American Peridot 0.458ct Loose Stone
Sale price¥6,980
Mexican fire opal (faceted cut) 0.167ct loose stone
Sale price¥8,800
Grandidierite from Madagascar 0.169ct loose stone
Sale price¥15,800
Myanmar Red Spinel 0.174ct Loose Stone
Sale price¥8,800
Pakistani Veirinite 0.251ct Loose Stone with Certificate of Authenticity
Sale price¥55,800
Benitoite 0.091ct loose
Sale price¥22,800
Red beryl 0.096ct loose
Sale price¥22,800
Synthetic Moissanite 0.491ct loose stone
Sale price¥4,980
South African green diamond rough (makeable) 0.298ct loose
Sale price¥69,800
Synthetic moissanite 0.245ct loose (shield cut)
Sale price¥6,980
Montana Sapphire 1.9mm/0.033ct loose
Sale price¥4,980
Dioptase from Namibia 3.2mm/0.123ct loose
Sale price¥59,800
Andalusite from Sri Lanka 0.408ct loose
Sale price¥3,980
Andalusite from Sri Lanka 0.361ct loose
Sale price¥3,980
Montana Sapphire 2.8mm/0.098ct Loose Stone (Yellow)
Sale price¥6,980
Ruby from Greenland 0.268ct loose with certificate
Sale price¥18,800
Myanmar pink spinel 0.325ct loose stone
Sale price¥6,980
Myanmar Purple Spinel 0.312ct Loose Stone
Sale price¥3,980
Pakistani Veirinite 0.190ct Loose Stone with Certificate of Authenticity
Sale price¥45,800
0.324ct loose pink sapphire from Madagascar
Sale price¥12,800
Madagascar sapphire 0.298ct loose stone
Sale price¥12,800
Brazilian Aquamarine 0.287ct Loose Stone
Sale price¥6,980
Brazilian Aquamarine 0.223ct Loose Stone
Sale price¥8,800
Brazilian Aquamarine 0.238ct Loose Stone (Princess Cut)
Sale price¥5,980
Brazilian Aquamarine 0.255ct Loose Stone
Sale price¥6,980
Brazilian Aquamarine 0.463ct Loose Stone
Sale price¥6,980
Brazilian Aquamarine 0.239ct Loose Stone (Princess Cut)
Sale price¥8,800
Brazilian Aquamarine 0.228ct Loose Stone
Sale price¥6,980
Brazilian Aquamarine 0.214ct Loose Stone (Princess Cut)
Sale price¥6,980
Tanzanian Rhodolite Garnet 0.391ct Loose Stone
Sale price¥6,980
Tanzanian Rhodolite Garnet 4.5mm/0.394ct Loose Stone
Sale price¥6,980
Tanzanian Rhodolite Garnet 0.380ct Loose Stone
Sale price¥5,980
Tanzanian Rhodolite Garnet 0.336ct Loose Stone
Sale price¥6,980
American Peridot 4.9mm/0.488ct Loose Stone
Sale price¥8,800
American Peridot 4.5mm/0.370ct Loose Stone
Sale price¥8,800
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.