![[12/14 22:00 Sale] Sinhalite from Sri Lanka 0.456ct Loose Stone](http://store.karatz.jp/cdn/shop/files/PC052997_6b6c8e49-83c0-4f54-8710-4f1d4875d5bd.jpg?v=1765586106&width=3191)
[12/14 22:00 Sale] Sinhalite from Sri Lanka 0.456ct Loose Stone
Sale price¥9,800
![[12/14 22:00 Sale] Tanzanian Chrome Tourmaline 0.164ct Loose Stone](http://store.karatz.jp/cdn/shop/files/PC052891_aecd87ce-1d9c-485d-a210-a7cf06aa82c6.jpg?v=1765587023&width=3151)
[12/14 22:00 Sale] Tanzanian Chrome Tourmaline 0.164ct Loose Stone
Sale price¥9,800
![[12/13 22:00 Sale] Sri Lankan Yellow Sapphire 0.343ct Loose](http://store.karatz.jp/cdn/shop/files/PC052779.jpg?v=1765587289&width=4000)
[12/13 22:00 Sale] Sri Lankan Yellow Sapphire 0.343ct Loose
Sale price¥12,800
![[12/21 22:00] Sri Lankan Blue Sapphire 1.008ct Loose](http://store.karatz.jp/cdn/shop/files/PC093903_695e167e-75d5-4a62-9b62-e2a093e7db50.jpg?v=1766221998&width=3058)
[12/21 22:00] Sri Lankan Blue Sapphire 1.008ct Loose
Sale price¥69,800
![[12/9 22:00 Sale] Internally Flawless Diamond (H&C) 3.8mm/0.210ct Loose (F, IF, 3 Excellent H&C) GIA & Chuho](http://store.karatz.jp/cdn/shop/files/S__223027203.jpg?v=1761697297&width=1477)
![[12/16 22:00 Sale] Sri Lankan Yellow Sapphire 0.170ct Loose](http://store.karatz.jp/cdn/shop/files/PC052497_8d01ae1d-df4a-445b-93cc-9dfe45a33753.jpg?v=1765757396&width=2729)
[12/16 22:00 Sale] Sri Lankan Yellow Sapphire 0.170ct Loose
Sale price¥12,800
![[12/16 22:00 Sale] Sri Lankan Yellow Sapphire 0.182ct Loose](http://store.karatz.jp/cdn/shop/files/PC052463_2ea7a367-cd92-45ff-8363-772d7c4d65a9.jpg?v=1765757397&width=2502)
[12/16 22:00 Sale] Sri Lankan Yellow Sapphire 0.182ct Loose
Sale price¥9,800
Sri Lankan saffron 0.320ct loose stone with certificate of authenticity
Sale price¥29,800
[On Sale 11/29 10pm] Greenland Ruby 0.253ct Loose Stone with Certificate
Sale price¥49,800
[On Sale 11/29 10pm] Greenland Ruby 0.266ct Loose Stone with Certificate
Sale price¥22,800
[On Sale 11/26 10pm] Tanzanian Bicolor Sapphire 0.380ct Loose (Teal)
Sale price¥18,800
[11/2 22:00] American Peridot 0.283ct Loose Stone
Sale price¥8,800
[11/2 22:00 Sale] Tanzanian Blue Zoisite 0.473ct Loose Stone
Sale price¥9,800
[On Sale 11/1 at 10pm] Tanzanian Kornerupine 0.324ct Loose Stone
Sale price¥29,800
[On Sale 11/23 10pm] Colombian Oil-Free Emerald 0.220ct Loose GIA
Sale price¥298,000
[11/14 22:00 Sale] Madagascar Pezzottaite 0.198ct Loose Stone
Sale price¥15,800
Russian Demantoid Garnet (Horsetail) 3.8mm/0.280ct Loose Stone
Sale price¥49,800
[11/1 22:00 Sale] Tanzanian Spessartine Garnet 0.383ct Loose Stone
Sale price¥12,800
[11/1 22:00 Sale] Zimbabwean Bicolor Euclase 0.398ct Loose Stone
Sale price¥39,800
![[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)
[11/13 22:00 Sale] Almandine Garnet 0.348ct Loose Stone
Sale price¥8,800
Tanzanian mint diopside 0.290ct loose stone
Sale price¥9,800
Tanzanian mint diopside 0.364ct loose stone
Sale price¥9,800
![[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
[11/18 22:00] Oregon Sunstone from the United States, 0.386ct Loose
Sale price¥24,800
Russian Demantoid Garnet (Horsetail) 3.8mm/0.255ct Loose Stone
Sale price¥39,800
Brazilian Aquamarine 0.334ct Loose Stone
Sale price¥6,980
0.424ct Indian Chrysoberyl Loose Stone (Canary Yellow)
Sale price¥15,800
American Benitoite 0.185ct Loose Stone
Sale price¥128,000
Brazilian Morganite 0.377ct loose stone
Sale price¥8,800
Greenland Ruby 3.6mm/0.220ct Loose Stone with Certificate
Sale price¥39,800
Greenland Ruby 3.6mm/0.210ct Loose Stone with Certificate
Sale price¥45,800
Pakistani sphene 0.489ct loose stone
Sale price¥11,000
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.