0.338ct Canadian Green Diamond Rough (Sawable) - With Trigons
Sale price¥128,000
Colombian oil-free emerald 0.220ct loose GIA
Sale price¥248,000
American oil-free red beryl 2.6mm/0.050ct loose GIA
Sale price¥79,800
Russian Alexandrite 0.091ct Loose Stone
Sale price¥69,800
Mexican Fire Opal 0.218ct Loose Stone (Faceted Cut)
Sale price¥18,800
0.076ct Loose Madagascar Bekily Blue Garnet (Color Change Garnet)
Sale price¥9,800
0.451 ct loose Colombian emerald
Sale price¥39,800
Mexican Fire Opal 0.277ct Loose (Faceted Cut)
Sale price¥5,980
Mexican Fire Opal 0.472ct Loose (Star Cut, Faceted Cut)
Sale price¥8,800
Colombian trapiche emerald (reverse trapiche) 0.457ct rough stone
Sale price¥25,800
Cambodian blue zircon (Ratanakiri blue) 0.453ct loose
Sale price¥6,980
Pakistani Oil in Quartz 0.443ct Loose Stone
Sale price¥5,980
Green tourmaline 0.388ct loose
Sale price¥8,800
0.097ct Grandidierite Loose Stone from Madagascar
Sale price¥29,800
Tibetan Andesine 0.348ct Loose Stone
Sale price¥12,800
Indian Parrot Chrysoberyl 4.5mm/0.375ct Loose Gemstone
Sale price¥15,800
Mexican Opal (Faceted) 0.208ct Loose Stone
Sale price¥9,800
Mexican Fire Opal 0.362ct Loose
Sale price¥15,800
0.227 ct Loose Pink Spinel from Mozambique
Sale price¥12,800
Colombian emerald 0.159ct loose stone
Sale price¥47,800
Paraiba tourmaline from Brazil 0.162ct loose
Sale price¥69,800
Loose 0.498ct 5.0mm Oregon Sunstone from the USA
Sale price¥15,800
Paraiba tourmaline from Brazil 0.097ct loose
Sale price¥22,800
Tanzanian Tanzanite 4.3mm/0.311ct Loose Stone
Sale price¥12,800
Tibetan Andesine 0.320ct Loose Stone
Sale price¥9,800
Tanzanian Lavender Tanzanite 0.391ct Loose Stone
Sale price¥12,800
Pigeon Blood Ruby 4.6mm/0.490ct Loose
Sale price¥128,000
Pigeon Blood Ruby 0.250ct Loose
Sale price¥79,800
Brazilian Medusa Quartz (Paraiba Quartz) 3.9mm/0.237ct Loose
Sale price¥15,800
0.343 ct Tanzanite Loose Gemstone from Tanzania
Sale price¥8,800
0.296ct Loose Tanzanite from Tanzania
Sale price¥12,800
Tanzanian Kornerupine 0.132ct Loose Stone
Sale price¥9,800
Cambodian Blue Zircon 0.440ct Loose
Sale price¥9,800
Loose Oregon Sunstone from the USA, 0.318ct
Sale price¥6,980
Afghan Diaspore 0.239ct Loose
Sale price¥15,800
Russian Demantoid Garnet (Horsetail Inclusions) 4.7mm/0.445ct Loose
Sale price¥69,800
Colombian emerald 3.1mm/0.093ct loose stone
Sale price¥22,800
Johachidolite from Myanmar 0.332ct loose
Sale price¥29,800
Green tourmaline 0.389ct loose
Sale price¥8,800
Cornell pin from Tanzania 0.246ct loose
Sale price¥39,800
Tanzanian Kornerupine 0.277ct loose stone
Sale price¥29,800
Bicolor Euclase from Zimbabwe 0.211ct loose
Sale price¥79,800
South African yellow diamond (makeable) 0.159ct rough stone
Sale price¥12,800
Bekily Blue Garnet from Madagascar (color change garnet) 0.297ct loose
Sale price¥19,800
Canadian rough diamond (sawable) 0.096ct rough with trigon
Sale price¥29,800
Bicolor Euclase from Zimbabwe 0.375ct Ruth Japanese-German Edition
Sale price¥98,000
Benitoite 0.091ct loose (emerald cut)
Sale price¥25,800
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.