Tanzania Bicolor Zoisite 0.278ct Loose Stone
Sale price¥4,980
Tanzania Bicolor Zoisite 4mm/0.305ct Loose Stone
Sale price¥6,980
Tanzania Bicolor Zoisite 0.357ct Loose Stone
Sale price¥6,980
3.324ct Tanzanian Purple Zoisite Rough Stone
Sale price¥6,980
Tanzania Bicolor Pink Zoisite 4.037ct Rough Stone
Sale price¥12,800
Tanzania Bicolor Pink Zoisite 5.041ct Rough Stone
Sale price¥12,800
Tanzania Bicolor Zoisite 1.608ct Rough Stone
Sale price¥12,800
Tanzania Purple Zoisite Rough Stone 2.590ct
Sale price¥9,800
Namibian Jeremejevite 0.307ct loose stone by Nikkei
Sale price¥22,800
Purple zoisite from Tanzania 1.103ct loose Japanese German edition
Sale price¥98,000
Madagascar Yellow Sapphire 0.283ct Loose
Sale price¥6,980
Madagascar sapphire 0.377ct loose stone
Sale price¥12,800
Purple spinel 0.955ct loose stone
Sale price¥19,800
Oregon Sunstone from the United States 0.736ct loose stone
Sale price¥8,800
Spanish Sphalerite 7.0mm/1.753ct loose stone
Sale price¥35,800
Blue sapphire 0.231ct loose
Sale price¥9,800
Sri Lankan Yellow Sapphire 0.349ct Loose
Sale price¥12,800
Tanzania Bicolor Zoisite 4.6mm/0.489ct Loose Stone
Sale price¥12,800
Tanzania Bicolor Zoisite 4.8mm/0.540ct Loose Stone
Sale price¥12,800
Tanzania Bicolor Zoisite 4.7mm/0.486ct Loose Stone
Sale price¥12,800
Tanzania Bicolor Zoisite 0.295ct Loose Stone
Sale price¥8,800
Tanzania Bicolor Zoisite 0.286ct Loose Stone
Sale price¥8,800
Blue sapphire 0.287ct loose
Sale price¥12,800
Oregon Sunstone 0.713ct loose
Sale price¥6,980
Tanzanian Golden Sheen Sapphire 3.8mm/0.301ct Loose Stone
Sale price¥13,800
[Dandelion Cut] K18PG Yellow Sapphire 1.927 Ring Japanese-German Edition
Sale price¥298,000
Montana Sapphire 0.254ct loose
Sale price¥9,800
Purple Spinel 4.8mm/0.422ct Loose Stone
Sale price¥6,980
Pink spinel 5.2mm/0.573ct loose stone
Sale price¥6,580
Purple spinel 4.5mm/0.365ct loose
Sale price¥4,980
Pink spinel 4.3mm/0.342ct loose
Sale price¥6,980
Pink spinel 3.8mm/0.192ct loose
Sale price¥5,980
Purple spinel 0.465ct loose
Sale price¥5,980
Twin star sapphire from Sri Lanka 3.003ct loose (Violet star sapphire)
Sale price¥59,800
Twin star sapphire from Sri Lanka 3.858ct loose (black star sapphire)
Sale price¥59,800
Twin star sapphire from Sri Lanka 2.523ct loose
Sale price¥98,000
Color change sapphire 0.453ct loose
Sale price¥5,980
Silky sapphire from Sri Lanka 1.086ct loose
Sale price¥15,800
Silky sapphire from Sri Lanka 0.632ct loose
Sale price¥8,800
Silky sapphire from Sri Lanka 0.928ct loose
Sale price¥9,800
Silky sapphire from Sri Lanka 0.920ct loose
Sale price¥14,800
Silky sapphire from Sri Lanka 1.036ct loose
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.