Brazilian Alexandrite 0.106ct Loose Stone (Silky Alexandrite)
Sale price¥15,800
Brazilian alexandrite 0.116ct loose
Sale price¥15,800
Vietnam Aquamarine 0.398ct Loose
Sale price¥6,980
Vietnam Aquamarine 0.461ct Loose Stone
Sale price¥5,980
Turkish pink diaspore 0.205ct loose stone
Sale price¥12,800
Brazilian Pink Tourmaline 0.470ct Loose Stone
Sale price¥12,800
Vietnam Aquamarine 0.494ct Loose Stone
Sale price¥8,800
Brazilian Blue Tourmaline 0.196ct Loose
Sale price¥8,800
Sri Lankan Yellow Sapphire 0.312ct Loose
Sale price¥8,800
Mozambique Rubellite 0.410ct Loose Stone
Sale price¥15,800
Tanzanian Golden Sheen Sapphire 3.8mm/0.301ct Loose Stone
Sale price¥13,800
Colombian emerald cat's eye 0.138ct loose
Sale price¥17,800
Yellow Opal 0.372ct Loose (Faceted Cut)
Sale price¥8,800
0.421ct loose yellow sapphire from Ratnapura, Sri Lanka
Sale price¥11,800
Morganite 0.379ct loose stone
Sale price¥8,800
Benitoite 0.338ct loose stone
Sale price¥258,000
Australian Rainbow Lattice Sunstone 0.463ct Loose Stone
Sale price¥5,980
Tanzanian Kornerupine 0.199ct loose stone
Sale price¥19,800
Tanzanian Kornerupine 0.172ct loose stone
Sale price¥18,800
Tanzanian Kornerupine 0.212ct loose stone
Sale price¥19,800
Tanzanian Kornerupine 0.356ct loose stone
Sale price¥49,800
Tanzanian Mandarin Garnet 0.359ct Loose Stone
Sale price¥22,800
Paraiba Tourmaline from Mozambique 0.171ct loose stone
Sale price¥8,980
Paraiba Tourmaline from Mozambique 0.153ct loose stone
Sale price¥9,800
Paraiba Tourmaline from Mozambique 0.154ct loose stone
Sale price¥9,800
Tanzanian Kornerupine 0.213ct loose stone
Sale price¥12,800
Myanmar orange spinel 0.377ct loose stone
Sale price¥15,800
Color change sapphire 0.473ct loose stone (purple sapphire)
Sale price¥29,800
Madagascar Green Sapphire 0.253ct Loose
Sale price¥9,800
Madagascar Yellow Sapphire 4.4mm/0.417ct Loose
Sale price¥15,800
Madagascar Blue Sapphire 0.302ct Loose
Sale price¥16,800
Madagascar pink sapphire 0.346ct loose stone
Sale price¥16,800
Madagascar pink sapphire 0.243ct loose stone
Sale price¥9,800
Tanzanian Kornerupine 0.391ct loose stone
Sale price¥39,800
Demantoid Garnet from Madagascar 0.169ct loose stone
Sale price¥25,800
Russian Demantoid Garnet (Horsetail) 0.297ct Loose
Sale price¥39,800
Tanzania color change spinel 0.319ct loose stone
Sale price¥29,800
Purple spinel 0.403ct loose stone
Sale price¥5,980
Russian Demantoid Garnet Cat's Eye (Horsetail Recognized) 0.200ct Loose
Sale price¥29,800
Madagascar Bekiri Blue Garnet (Color Change Garnet) 0.352ct Loose Stone
Sale price¥39,800
Madagascar Bicolor Sapphire 0.296ct Loose
Sale price¥7,980
0.165ct Unheated Silky Pink Sapphire from Vietnam
Sale price¥6,980
American red beryl 0.160ct loose
Sale price¥98,000
Mozambique Aquamarine 0.216ct Loose Stone
Sale price¥6,980
Mozambique Aquamarine 0.292ct Loose Stone
Sale price¥6,980
Mozambique Aquamarine 0.337ct Loose Stone
Sale price¥6,980
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.