Madagascar pink sapphire 0.243ct loose stone
Sale price¥8,800
Bicolor tourmaline 4.448ct loose stone
Sale price¥55,800
Sri Lankan Blue Sapphire 0.519ct Loose
Sale price¥14,800
Tanzania Green Zoisite 0.709ct Loose Stone
Sale price¥16,800
Kunzite from Afghanistan 12mm/8.834ct loose stone
Sale price¥39,800
[On sale June 2 at 10 PM] Loose Diamond 3.7mm/0.197ct (H, VS-1, Good)
Sale price¥29,800
[Sale on June 4th at 10 PM JST] Afghan Hackmanite, 0.123ct Loose Stone
Sale price¥19,800
[On sale May 30th at 10 PM] Afghan Hackmanite, 0.093ct loose stone
Sale price¥16,800
[On sale May 31, 10 PM] Afghan Hackmanite 0.205ct Loose Stone
Sale price¥36,800
[On sale June 4th at 10 PM] Kenyan Tsavorite 0.505ct Loose Stone
Sale price¥19,800
[On sale May 30th at 10 PM] Kenyan Tsavorite 4.1mm/0.386ct Loose Stone
Sale price¥15,800
[On sale June 5th at 10 PM] Brazilian Alexandrite 0.128ct Loose Stone
Sale price¥29,800
[On sale June 2nd, 10 PM] Spanish Sphalerite 4.445ct Loose Stone
Sale price¥79,800
[On sale June 5th, 10 PM] Colombian Euclase 2.365ct Loose Stone
Sale price¥59,800
Ethiopian Opal 5.7mm/0.878ct Loose (Sphere)
Sale price¥6,980
Synthetic Moissanite 8.679ct loose stone
Sale price¥29,800
Paraiba tourmaline from Brazil 0.071ct loose
Sale price¥19,800
[Cat cut] Brazilian dendritic agate 0.774ct loose stone
Sale price¥6,980
Madagascar sphene 0.838ct loose stone
Sale price¥9,800
Madagascar sphene 0.569ct loose stone
Sale price¥6,980
Greenland sapphire 0.592ct loose stone
Sale price¥18,800
Almandine Garnet 0.814ct Loose Stone
Sale price¥7,980
Almandine Garnet 1.049ct Loose Stone
Sale price¥9,800
Myanmar Star Spinel 2.030ct Loose
Sale price¥69,800
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.