Yellow Opal 0.372ct Loose (Faceted Cut)
Sale price¥8,800
Madagascar Green Sapphire 0.253ct Loose
Sale price¥9,800
Madagascar pink sapphire 0.243ct loose stone
Sale price¥8,800
Madagascar sphene 0.838ct loose stone
Sale price¥9,800
Almandine Garnet 0.814ct Loose Stone
Sale price¥7,980
Almandine Garnet 1.049ct Loose Stone
Sale price¥9,800
Purple spinel 0.403ct loose stone
Sale price¥5,980
Mozambique Aquamarine 0.216ct Loose Stone
Sale price¥6,980
American Peridot 0.339ct Loose Stone
Sale price¥6,980
Detroit City Rhodochrosite 4mm/0.434ct Loose Stone
Sale price¥8,800
Aquamarine 0.327ct loose stone
Sale price¥9,800
Tanzanian Kornerupine 0.220ct loose stone
Sale price¥6,980
Tanzanian Kornerupine 0.229ct loose stone
Sale price¥9,800
Brazilian Flower Quartz 4.666ct Loose Stone
Sale price¥9,800
Brazilian Emerald Cat's Eye 0.459ct Loose Stone with Certification
Sale price¥9,800
Brazilian Dumortierite in Quartz 0.432ct Loose Stone
Sale price¥6,980
Brazilian alexandrite 0.051ct loose
Sale price¥9,800
Mozambique Pink Sapphire 0.276ct Loose (Hot Pink Sapphire)
Sale price¥9,800
Goshenite 6.1mm/0.905ct loose stone
Sale price¥7,980
Purple Spinel 4.3mm/0.323ct Loose Stone
Sale price¥6,980
Violet spinel 0.301ct loose
Sale price¥6,980
Pink tourmaline 0.466ct loose
Sale price¥8,800
Tanzania Zoisite 0.278ct loose stone
Sale price¥7,980
Zoisite 0.216ct loose stone (heart shape)
Sale price¥7,980
Zoisite 0.162ct loose stone (heart shape)
Sale price¥7,980
Zoisite 0.247ct loose stone (heart shape)
Sale price¥7,980
Andalusite from Spain, 0.425 ct loose
Sale price¥9,800
Andalusite from Spain, 0.571 ct loose
Sale price¥7,980
Andalusite from Spain, 0.598 ct, loose
Sale price¥9,800
0.478ct Andalusite Loose Stone from Spain
Sale price¥8,800
Brazilian Color-Shift Amethyst, 1.865 ct Loose
Sale price¥9,800
Brazilian Lavender Quartz (Scorolite) 0.952ct Loose Stone
Sale price¥9,800
Tanzanian Tanzanite 4.1mm/0.295ct Loose Stone
Sale price¥9,800
Brazilian Sky Blue Topaz, 0.756 ct, loose stone
Sale price¥8,800
Colombian mint color emerald 0.136ct loose stone
Sale price¥6,980
Colombian mint color emerald 0.155ct loose stone
Sale price¥7,980
Bicolor Zoisite 0.823ct rough stone
Sale price¥6,980
Colombian emerald 0.443ct rough stone
Sale price¥8,800
Mica in Quartz 0.865ct Loose Stone
Sale price¥5,980
Mica in Quartz 0.736ct loose stone
Sale price¥5,980
Mica in Quartz 0.710ct Loose
Sale price¥5,980
Brazilian Dendritic Agate 5.107ct Loose Stone
Sale price¥6,980
Dendritic Agate from Brazil, 5.192ct Loose Stone
Sale price¥6,980
4.040 ct loose Brazilian mica in rose quartz
Sale price¥5,980
Brazilian Mica in Rose Quartz (雲母 in Rose Quartz) 7.882ct Loose
Sale price¥9,800
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.