Sapphire from Madagascar 4.5mm/0.414ct loose
Sale price¥12,800
Sapphire from Madagascar 4.3mm/0.398ct loose
Sale price¥12,800
Colombian trapiche emerald (reverse trapiche) 0.196ct loose
Sale price¥15,800
Red Beryl 2.9mm/0.096ct loose
Sale price¥25,800
【11/15 22時販売】GGG（ガドリウムガリウムガーネット） 6.4mm/2.380ctルース
Sale price¥18,800
【11/16 22時販売】合成ルチル 1.407ctルース
Sale price¥18,800
【11/16 22時販売】合成ルチル 1.020ctルース
Sale price¥18,800
【11/16 22時販売】合成ルチル 3.637ctルース
Sale price¥29,800
【11/14 22時販売】ブラジル産ローズアメジスト 0.793ctルース
Sale price¥15,800
【11/14 22時販売】アフガニスタン産クンツァイト 3.973ctルース
Sale price¥12,800
[12544897 published] Bicolor sapphire 1.341ct loose
Sale price¥29,800
[12544896 published] Sapphire 0.566ct loose
Sale price¥25,800
[12544888 published] Bicolor sapphire 0.704ct loose
Sale price¥14,800
Red beryl 0.173ct loose
Sale price¥29,800
Red beryl 0.136ct loose
Sale price¥25,800
Red beryl 0.131ct loose
Sale price¥19,800
【11/10 22時販売】モザンビーク産ルビー 3.4mm/0.139ctルース
Sale price¥25,800
[11/9 22:00 Sale] [Cat Cut] Thai Sapphire 5.255ct Loose
Sale price¥15,800
[12560850] Russian Phenakite 0.520ct Loose Stone
Sale price¥24,800
[Posted 12544254] Cornel pin 0.228ct loose
Sale price¥18,800
Brazilian bicolor tourmaline 1.565ct loose
Sale price¥19,800
Tinker Bell Quartz (Pink Fire Quartz) 1.664ct Loose (Faceted Cut)
Sale price¥12,800
Pink tourmaline 1.404ct loose stone
Sale price¥12,800
[Posted 12539379] Topaz cat's eye from Sri Lanka 1.105ct loose
Sale price¥15,800
[Posted 12539378] Enstatite 1.877ct loose from Sri Lanka
Sale price¥29,800
[11/3 22:00] Sri Lankan Blue Sapphire 0.555ct Loose
Sale price¥29,800
[11/2 22:00 Sale] Sri Lankan Blue Sapphire 0.187ct Loose
Sale price¥29,800
[11/2 22:00 Sale] American Peridot 0.635ct Loose Stone
Sale price¥12,800
[On Sale 11/2 at 10pm] Madagascar Bicolor Sapphire 0.266ct Loose
Sale price¥16,800
[11/2 22:00] Brazilian Dumortierite in Quartz 2.074ct Loose Stone
Sale price¥25,800
[11/2 22:00 Sale] Colombian Euclase 0.546ct Loose Stone
Sale price¥25,800
[11/2 22:00 Sale] Australian Boulder Opal 3.122ct Loose
Sale price¥29,800
[On Sale 11/2 at 10 PM] Mexican Opal 0.233ct Loose (Faceted)
Sale price¥12,800
[11/2 22:00] American Benitoite 0.071ct Loose Stone
Sale price¥12,800
[11/2 22:00] Mexican Hyalite Opal 1.420ct Loose
Sale price¥18,800
[11/2 22:00] Mexican Hyalite Opal 0.743ct Loose
Sale price¥12,800
[11/2 22:00] Brazilian mint-colored emerald 0.491ct loose stone
Sale price¥15,800
[On Sale 11/1 at 10pm] Tanzanian Kornerupine 0.324ct Loose Stone
Sale price¥29,800
[On Sale 11/1 at 10pm] Madagascar Bicolor Sapphire 0.318ct Loose
Sale price¥25,800
[11/1 22:00 Sale] Tibetan Andesine 0.738ct Loose Stone
Sale price¥15,800
[On Sale 11/6 at 10pm] Colombian Bicolor Fluorite 3.209ct Loose Stone
Sale price¥18,800
[On sale 11/6 at 10pm] Madagascar Andalusite 1.967ct Loose Stone
Sale price¥29,800
[11/6 22:00] Brazilian Pink Tourmaline 0.577ct Loose Stone
Sale price¥18,800
[12557608] Mexican Fire Opal (Faceted) 0.309ct Loose
Sale price¥19,800
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.