Namibian Jeremejevite 0.069ct loose stone with certificate
Sale price¥19,800
Brazilian Alexandrite 0.056ct loose stone
Sale price¥22,800
Madagascar Purple Sapphire 0.315ct Loose
Sale price¥12,800
Montana Sapphire 0.275ct Loose (Blue Sapphire)
Sale price¥8,800
Montana Sapphire 0.217ct Loose (Blue Sapphire)
Sale price¥8,800
Tanzanian Kornerupine 0.301ct loose stone
Sale price¥25,800
Zimbabwean Euclase 0.107ct loose stone
Sale price¥79,800
Tanzania Magnesioaxinite 0.198ct loose stone by Nikkei
Sale price¥69,800
Sri Lankan pink star sapphire 0.391ct loose stone
Sale price¥12,800
Sri Lankan pink star sapphire 0.270ct loose stone
Sale price¥12,800
0.095ct Brazilian Alexandrite Loose Stone (Emerald Cut)
Sale price¥35,800
[12558729] Brazilian Alexandrite 0.079ct loose stone
Sale price¥31,800
Brazilian alexandrite 0.078ct loose
Sale price¥29,800
Brazilian Alexandrite 0.071ct loose stone (emerald cut)
Sale price¥29,800
Sri Lankan Dunilite 0.142ct loose stone with certificate
Sale price¥25,800
Russian Demantoid Garnet (Horsetail certified) 3.6mm/0.293ct loose stone
Sale price¥49,800
Sri Lankan saffron 0.264ct loose stone with certificate
Sale price¥22,800
Star Ruby 0.461ct Loose Stone with Certificate
Sale price¥18,800
American red beryl 0.080ct loose
Sale price¥39,800
Nigerian Green Beryl 0.340ct Loose Stone
Sale price¥6,980
Namibian Jeremejevite 0.193ct loose stone JTL catalogue
Sale price¥98,000
Madagascar Bekiri Blue Garnet (Color Change Garnet) 0.189ct Loose Stone
Sale price¥16,800
Madagascar Bekiri Blue Garnet (Color Change Garnet) 0.192ct Loose Stone
Sale price¥13,800
Madagascar Bekiri Blue Garnet (Color Change Garnet) 0.272ct Loose Stone
Sale price¥19,800
Madagascar Bekiri Blue Garnet (Color Change Garnet) 0.272ct Loose Stone
Sale price¥19,800
Madagascar Bekiri Blue Garnet (Color Change Garnet) 0.179ct Loose Stone
Sale price¥12,800
Nigerian Morganite 0.419ct loose stone
Sale price¥9,800
[12558581] Pakistani Veirinite 0.183ct loose stone
Sale price¥45,800
Pakistani Veirinite 0.164ct loose stone with certificate
Sale price¥45,800
Blue spinel 0.451ct loose stone
Sale price¥18,800
Parasite Peridot (Parasitetic Peridot) 0.172ct Loose Stone
Sale price¥98,000
Sri Lankan Musgravite 0.389ct Loose Stone (Tubular Inclusions) Nikkei
Sale price¥398,000
Tanzanite from Tanzania 0.331ct loose stone
Sale price¥5,980
Ethiopian Sunstone 5.1mm/0.468ct Loose
Sale price¥9,800
Malawi Bicolor Zircon 0.355ct Loose Stone
Sale price¥12,800
Namibian Jeremejevite 0.065ct loose stone with certificate
Sale price¥19,800
Namibian Jeremejevite 0.052ct loose stone JTL catalogue
Sale price¥18,800
Namibian Jeremejevite 0.038ct loose stone JTL catalogue
Sale price¥9,800
Nigerian Green Beryl 0.427ct Loose Stone
Sale price¥9,800
Nigerian Green Beryl 0.308ct Loose Stone (Mint Green Color)
Sale price¥7,980
Bicolor sapphire 0.244ct loose
Sale price¥15,800
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.