Paraiba tourmaline from Mozambique 0.243ct loose
Sale price¥15,800
Unheated silky pink sapphire from Vietnam 0.426ct loose
Sale price¥9,800
Montana Sapphire 3mm/0.155ct loose
Sale price¥18,800
Green sapphire 0.518ct loose (teal green)
Sale price¥8,800
Colombian trapiche emerald (reverse trapiche) 0.074ct loose
Sale price¥8,800
Benitoite 0.091ct loose
Sale price¥22,800
Colombian trapiche emerald (reverse trapiche) 0.108ct loose
Sale price¥9,800
Colombian trapiche emerald (reverse trapiche) 0.084ct loose
Sale price¥8,800
Colombian trapiche emerald (reverse trapiche) 0.144ct loose
Sale price¥15,800
[On Sale 11/23 10pm] 4.678ct Oregon Sunstone Loose Stone from the USA
Sale price¥69,800
[11/22 22:00] Sri Lankan Hessonite Garnet 1.968ct Loose Stone
Sale price¥12,800
[11/22 22:00] Afghanistan Hackmanite 0.177ct Loose Stone
Sale price¥14,800
[11/22 22:00] Tanzanian Rhodolite Garnet 0.843ct Loose Stone
Sale price¥9,800
[On Sale 11/23 10pm] Colombian Oil-Free Emerald 0.220ct Loose GIA
Sale price¥298,000
[On Sale 11/23 10pm] Tanzanite from Tanzania 7.4mm/1.747ct Loose Stone
Sale price¥59,800
[On Sale 11/23 10pm] Greenland Ruby 0.360ct Loose Stone with Certificate
Sale price¥69,800
[On Sale 11/22 10pm] Madagascar Bicolor Sapphire 0.278ct Loose
Sale price¥8,800
[12545123 published] Yellow Beryl 0.696ct loose
Sale price¥3,980
Colombian trapiche emerald (reverse trapiche) 0.152ct loose
Sale price¥12,800
Colombian trapiche emerald (reverse trapiche) 0.099ct loose
Sale price¥8,800
Wood opal 24.319ct loose
Sale price¥45,800
[Konpeito] Iolite 3.170ct loose
Sale price¥22,800
Kenyan gold sheen sapphire 2.3mm/0.083ct loose
Sale price¥8,800
Brazilian bicolor tourmaline 2.047ct loose
Sale price¥29,800
Colombian trapiche emerald (reverse trapiche) 0.188ct loose
Sale price¥12,800
Madeira Citrine 7mm/0.938ct loose
Sale price¥3,980
Bicolor tourmaline 22.088ct loose
Sale price¥298,000
![[On Sale at 10 PM on November 24th] Madagascar Bicolor Sapphire 0.324ct Loose](http://store.karatz.jp/cdn/shop/files/PA232372_6f1d9b57-9cfc-4a4a-802c-97bdbf61cd01.jpg?v=1763943998&width=3019)
[On Sale 11/24 10pm] Brazilian Kasharai Amethyst 0.314ct Loose Stone
Sale price¥9,800
![[On sale at 10pm on November 25th] Tanzanite from Tanzania 0.342ct loose stone](http://store.karatz.jp/cdn/shop/files/PA230810_94f183ff-4e76-4008-bb8c-96c9302cdf30.jpg?v=1763944335&width=2921)
![[On sale at 10pm on November 25th] Tanzanite from Tanzania 0.342ct loose stone](http://store.karatz.jp/cdn/shop/files/PA230776_925ab624-0eea-4123-a7df-51ca84ffe64d.jpg?v=1763944335&width=3040)
[On Sale 11/26 10pm] Tanzanian Bicolor Sapphire 0.380ct Loose (Teal)
Sale price¥18,800
[On Sale 11/26 10pm] Brazilian Bicolor Tourmaline 4.497ct Loose Stone
Sale price¥69,800
[11/26 22:00] Tanzanian Almandine Garnet 0.993ct Loose Stone
Sale price¥12,800
[11/26 22:00 Sale] Sri Lankan Pink Zircon 1.991ct Loose
Sale price¥29,800
[11/26 22:00] Tanzanian Almandine Garnet 0.902ct Loose Stone
Sale price¥12,800
[11/27 22:00 Sale] Indian Iolite Sunstone 0.540ct Loose
Sale price¥8,800
[11/27 22:00 Sale] Brazilian Swiss Blue Topaz 13.287ct Loose
Sale price¥18,800
[11/27 22:00] Tibetan Andesine 2.769ct Loose Stone (Pixel Cut)
Sale price¥9,800
Felspar 1.939ct loose from Sri Lanka
Sale price¥5,980
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.