Zimbabwe bicolor euclase 0.192ct loose stone
Sale price¥39,800
Bicolor sapphire 0.301ct loose
Sale price¥18,800
[On sale 7/3 at 22:00] Madagascar bicolor sapphire 0.232ct loose stone
Sale price¥15,800
[On sale 7/3 at 22:00] Madagascar bicolor sapphire 0.188ct loose stone
Sale price¥12,800
Namibian Jeremejevite 0.147ct loose stone with certificate
Sale price¥29,800
Brazilian Morganite 0.405ct loose stone
Sale price¥7,980
Madagascar Bekiri Blue Garnet (Color Change Garnet) 0.375ct Loose Stone
Sale price¥18,800
Tanzanite from Tanzania 0.432ct loose stone
Sale price¥12,800
Blue sapphire 0.466ct loose stone
Sale price¥12,800
Blue sapphire 0.282ct loose stone (teal color)
Sale price¥15,800
Brazilian Aquamarine 0.474ct Loose Stone
Sale price¥12,800
Afghanistan diaspore 0.215ct loose stone
Sale price¥12,800
American Benitoite 0.167ct loose stone
Sale price¥59,800
American Benitoite 0.150ct loose stone (emerald cut)
Sale price¥69,800
American Benitoite 3.1mm/0.129ct loose stone
Sale price¥59,800
Tanzanite 0.477ct loose stone (princess cut) from Tanzania
Sale price¥12,800
Orange spinel 0.225ct loose stone
Sale price¥12,800
Pakistani Lazurite (Azurite) 0.290ct loose stone
Sale price¥98,000
Diamond (cabochon cut) 0.401ct loose (star depending on angle)
Sale price¥49,800
Colombian emerald 0.203ct loose stone with certificate
Sale price¥98,000
Namibian Jeremejevite 0.257ct loose stone
Sale price¥39,800
Namibian Jeremejevite 0.171ct loose stone
Sale price¥39,800
Namibian Jeremejevite 0.127ct loose stone
Sale price¥29,800
Sri Lankan saffron 0.121ct loose stone
Sale price¥18,800
Madagascar Purple Sapphire 4.5mm/0.393ct Loose Stone
Sale price¥18,800
Madagascar Purple Sapphire 4.5mm/0.435ct Loose Stone
Sale price¥18,800
Myanmar color change zircon 0.421ct loose stone
Sale price¥39,800
Russian Demantoid Garnet (Horsetail certified) 4.6mm/0.464ct loose stone
Sale price¥128,000
Australian black opal 0.404ct loose stone
Sale price¥9,800
Pakistani Axinite (Blue Tint) 0.300ct Loose
Sale price¥7,980
Ruby 0.258ct loose
Sale price¥18,800
Kasharai Amethyst 0.430ct Loose
Sale price¥12,800
Sri Lankan Yellow Sapphire 0.350ct Loose
Sale price¥12,800
Sri Lankan Yellow Sapphire 0.474ct Loose
Sale price¥15,800
American Red Beryl 0.254ct Loose
Sale price¥59,800
American Red Beryl 0.260ct Loose
Sale price¥69,800
Brazilian unheated pink imperial topaz (sherry pink) 0.254ct loose stone
Sale price¥14,800
Sri Lankan bicolor sapphire 0.484ct loose stone
Sale price¥12,800
Zimbabwe bicolor euclase 0.205ct loose stone
Sale price¥98,000
Sri Lankan Blue Sapphire 4.2mm/0.333ct Loose Stone
Sale price¥12,800
Mozambique Almandine Garnet 0.477ct Loose Stone
Sale price¥8,800
Colombian emerald cat's eye 0.421ct loose stone
Sale price¥12,800
Mexican Opal (Faceted Cut) 0.496ct 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.