Madagascar Blue Sapphire (Ice Blue) 0.694ct Loose
Sale price¥18,800
Madagascar pink sapphire 0.275ct loose stone
Sale price¥12,800
Madagascar Blue Sapphire (Ice Blue) 0.263ct Loose
Sale price¥12,800
American Benitoite 3.5mm/0.192ct Loose Stone (Contains Minerals)
Sale price¥69,800
Brazilian Dumortierite in Quartz 0.154ct loose stone (faceted cut)
Sale price¥9,800
Sapphire 0.328ct loose stone
Sale price¥12,800
Sri Lankan Yellow Sapphire 0.209ct Loose
Sale price¥15,800
Sri Lankan Green Zircon 4.0mm/0.344ct Loose Stone
Sale price¥6,980
Turkish pink diaspore 0.194ct loose stone
Sale price¥9,800
Turkish pink diaspore 0.171ct loose stone
Sale price¥8,800
Spanish Andalusite 0.355ct loose stone
Sale price¥6,980
Zambian Canary Yellow Tourmaline 0.25ct Loose Stone
Sale price¥9,800
Blue beryl (Macis beryl) 0.166ct loose stone
Sale price¥8,800
Madagascar Green Sapphire 0.435ct Loose
Sale price¥13,800
Sri Lankan Blue Sapphire 0.251ct Loose
Sale price¥12,800
Madagascar Purple Sapphire 0.315ct Loose
Sale price¥12,800
Montana Sapphire 0.275ct Loose (Blue Sapphire)
Sale price¥8,800
Tanzanian Kornerupine 0.301ct loose stone
Sale price¥25,800
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
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
Nigerian Green Beryl 0.545ct Loose Stone
Sale price¥12,800
Nigerian Green Beryl 0.427ct Loose Stone
Sale price¥9,800
Russian Phenakite 0.507ct Loose Stone
Sale price¥19,800
Nigerian Morganite 0.349ct loose stone
Sale price¥8,800
Myanmar Purple Spinel 0.311ct Loose Stone
Sale price¥8,800
Madagascar pink sapphire 0.486ct loose stone
Sale price¥12,800
Blue beryl (Macis beryl) 0.172ct loose stone
Sale price¥8,800
Madagascar Yellow Sapphire 0.493ct Loose
Sale price¥9,800
Brazilian Green Tourmaline 1.031ct Loose Stone
Sale price¥22,800
Sri Lankan Yellow Sapphire 0.297ct Loose
Sale price¥8,800
Madagascar pink sapphire 0.466ct loose stone
Sale price¥12,800
Yellow Diamond 0.551ct Loose (Cabochon Cut)
Sale price¥49,800
Colombian emerald 3.7mm/0.207ct loose stone
Sale price¥22,800
Tanzanian bicolor sapphire 0.950ct loose stone
Sale price¥25,800
Tanzanian bicolor sapphire 0.598ct loose stone
Sale price¥16,800
Madagascar Purple Sapphire 0.311ct Loose Stone
Sale price¥9,800
Madagascar pink sapphire 0.284ct loose stone
Sale price¥12,800
Brazilian Euclase 0.216ct Loose Stone
Sale price¥25,800
Tanzanite from Tanzania 0.269ct loose stone
Sale price¥9,800
Tanzanian Kornerupine 0.392ct loose stone
Sale price¥35,800
Sri Lankan White Sapphire 4.0mm/0.242ct Loose Stone
Sale price¥12,800
Nepalese Kyanite 0.793ct 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.