[12552640] Unheated Brazilian Paraiba Tourmaline 0.073ct loose stone
Sale price¥49,800
Russian Demantoid Garnet (Horsetail) 0.487ct Loose Stone
Sale price¥110,000
Pigeon Blood Ruby 4.0mm/0.290ct Loose Stone AIGS
Sale price¥59,800
Australian Prehnite 1.758ct loose stone
Sale price¥9,800
Madagascar Labradorite 6.1mm/0.816ct Rose Cut Loose Stone
Sale price¥8,800
![[12559773] Ruby 0.122ct loose stone](http://store.karatz.jp/cdn/shop/files/PA171226_c028b763-7907-435d-9290-5e6712686ee0.jpg?v=1767532283&width=2078)
[12559773] Ruby 0.122ct loose stone
Sale price¥14,800
Sri Lankan star sapphire 1.093ct loose
Sale price¥8,800
Cassiterite 4.2mm/0.676ct Loose Stone with Certificate of Authenticity
Sale price¥16,800
Australian Crystal & White Opal 13-Stone Half Eternity Ring Set (2.0mm)
Sale price¥98,000
Tanzanian kornerupine (total 1.103ct) 9-stone half eternity ring set (3.0mm)
Sale price¥118,000
Tanzanian kornerupine (total 1.151ct) 9-stone half eternity ring set (3.0mm)
Sale price¥128,000
American Benitoite 0.185ct Loose Stone
Sale price¥128,000
Pakistani Veirinite 0.147ct Loose Stone with Certificate of Authenticity
Sale price¥36,800
Brazilian Alexandrite 0.097ct Loose Stone (Emerald Cut)
Sale price¥38,800
Brazilian blue topaz 5.5mm/0.754ct loose stone
Sale price¥5,980
Mexican Opal (Faceted) 0.242ct Loose
Sale price¥8,800
18KPG pink sapphire 0.32ct brown diamond ring
Sale price¥69,800
Colombian pyrite in emerald 7.836ct loose
Sale price¥398,000
Bicolor Euclase from Zimbabwe 0.084ct loose
Sale price¥98,000
Kunzite 8.4mm/2.908ct loose stone
Sale price¥19,800
Parasite Peridot (Paracytic Peridot) 0.541ct Loose Japanese-German Edition
Sale price¥256,000
Afghan Kunzite 4.331 ct Loose Stone
Sale price¥8,800
Russian Alexandrite 2/5mm/0.070ct Loose Stone
Sale price¥59,800
Russian Alexandrite 0.049ct loose stone
Sale price¥49,800
Russian Alexandrite 0.083ct loose stone
Sale price¥69,800
0.167ct loose alexandrite from Russia
Sale price¥98,000
Madagascar Apatite 6.0mm/0.901ct Loose Stone
Sale price¥9,800
0.176ct Colombian Emerald Loose Stone
Sale price¥59,800
0.152ct Nigerian Cobalt Garnet Loose Stone with Certification
Sale price¥45,800
Tanzanian Kornerupine 0.324ct Loose Stone
Sale price¥29,800
[11/3 22:00] Zimbabwean Bicolor Euclase 0.196ct Loose Stone
Sale price¥45,800
American Peridot 0.635ct Loose Stone
Sale price¥12,800
Russian Phenakite 0.520ct Loose Stone
Sale price¥24,800
Madagascar sphene 1.864ct loose stone
Sale price¥45,800
Diamond 3.2mm/0.132ct Loose (G, VS-2, EXCELLENT)
Sale price¥29,800
0.200ct loose diamond (G, VVS2, radiant cut)
Sale price¥29,800
Madagascar Dumortierite (single crystal) 0.195ct loose stone
Sale price¥89,800
1.705ct Australian Prehnite Loose Stone
Sale price¥9,800
Paraiba tourmaline from Brazil 0.144ct loose (CuO:0.9%,MnO:2.8%)
Sale price¥55,800
Pink zoisite from Tanzania 0.536ct loose Japanese German edition
Sale price¥39,800
Bicolor tanzanite 0.479ct loose
Sale price¥18,800
Bicolor Andesine 6mm/0.783ct loose (color shift)
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.