Oil-in-quartz 24.653ct rough stone from Madagascar
Sale price¥7,980
Oil-in-quartz 30.677ct rough stone from Madagascar
Sale price¥8,800
0.097ct Grandidierite Loose Stone from Madagascar
Sale price¥29,800
Bekily Blue Garnet from Madagascar (color change garnet) 0.297ct loose
Sale price¥19,800
Oil-in-quartz 22.073ct rough stone from Madagascar
Sale price¥4,980
Demantoid garnet 15.468ct rough stone from Madagascar
Sale price¥9,800
Sphene from Madagascar 0.498ct loose
Sale price¥6,980
Madagascar Bekiri Blue Garnet (Color Change Garnet) 0.189ct Loose Stone
Sale price¥18,800
Madagascar Bekily Blue Garnet (Color Change Garnet) 0.221ct Loose Stone
Sale price¥22,800
Bicolor sapphire from Madagascar 0.265ct loose
Sale price¥16,800
Sphene from Madagascar 1.476ct loose
Sale price¥18,800
Sphene from Madagascar 1.853ct loose
Sale price¥24,800
Bicolor chrysoberyl from Madagascar 1.753ct loose
Sale price¥25,800
Bicolor chrysoberyl from Madagascar 1.003ct loose
Sale price¥14,800
Bicolor chrysoberyl from Madagascar 1.520ct loose
Sale price¥18,800
Bicolor sphene from Madagascar 1.242ct loose
Sale price¥49,800
Sphene from Madagascar 1.229ct loose
Sale price¥55,800
Pink sapphire 0.225ct loose
Sale price¥6,980
Madagascar Dumortierite (single crystal) 0.195ct loose stone
Sale price¥89,800
Sapphire from Madagascar 4.3mm/0.398ct loose
Sale price¥12,800
Silky pink sapphire from Madagascar, 1.050ct loose, GIT
Sale price¥128,000
Madagascar sphene 1.864ct loose stone
Sale price¥45,800
Madagascar Bicolor Sapphire 0.266ct Loose
Sale price¥16,800
Madagascar Bicolor Sapphire 0.318ct Loose
Sale price¥25,800
Pezzottaite from Madagascar 0.198ct loose stone
Sale price¥15,800
Madagascar Apatite 6.0mm/0.901ct Loose Stone
Sale price¥9,800
Grandidierite from Madagascar 0.168ct loose stone
Sale price¥35,800
Madagascar Labradorite 0.546ct Loose Stone
Sale price¥7,980
0.903ct loose labradorite from Madagascar
Sale price¥9,800
Madagascar Labradorite 6.1mm/0.816ct Rose Cut Loose Stone
Sale price¥8,800
Grandidierite 0.206ct loose
Sale price¥22,800
Celestite from Madagascar 7.080ct loose Japanese and German
Sale price¥98,000
0.597ct Green Apatite Loose Stone from Madagascar
Sale price¥6,980
Golden Iolite (Cordierite) from Madagascar 0.193ct loose stone
Sale price¥8,800
Sphene from Madagascar 0.765ct loose
Sale price¥15,800
0.145ct loose pink sapphire from Madagascar
Sale price¥6,980
0.266ct loose blue sapphire from Madagascar
Sale price¥8,800
0.060ct loose, oil-free emerald from Madagascar, GIA
Sale price¥69,800
Grandidierite from Madagascar 0.169ct loose stone
Sale price¥15,800
Bicolor apatite 15.507ct loose
Sale price¥98,000
0.324ct loose pink sapphire from Madagascar
Sale price¥12,800
Madagascar sapphire 0.298ct loose stone
Sale price¥12,800
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.