[12550851] 2.944ct Mozambique pink tourmaline loose stone
Sale price¥39,800
Bicolor tourmaline 1.329ct loose
Sale price¥9,800
[On sale June 13th, 10 PM JST] Malawi Moonstone 2.055ct Loose Stone
Sale price¥16,800
[On Sale May 30th at 10 PM] Malawi Moonstone 1.475ct Loose Gemstone
Sale price¥9,800
Tanzania Green Zoisite 0.709ct Loose Stone
Sale price¥16,800
Pink tourmaline 1.157ct loose stone
Sale price¥12,800
1.758 ct Ruby Loose Stone from Vietnam with Identification Report
Sale price¥49,800
Lavender quartz (scorolite) 1.130ct loose stone
Sale price¥5,980
Mexican Fire Opal (faceted) 0.645ct Loose Stone
Sale price¥18,800
Tanzanian Yellow Scapolite 1.780ct Loose
Sale price¥8,800
Mexican Cantera Opal 1.867 ct Loose Stone
Sale price¥12,800
【Sakura Shape】Synthetic Sapphire 8.8mm/3.631ct Loose Stone
Sale price¥39,800
Cambodian Blue Zircon 1.606ct Loose
Sale price¥18,800
Star Sapphire from Sri Lanka, 4.758 ct Loose Stone (Color Shift)
Sale price¥158,000
3.020 ct Pakistani emerald in quartz loose gemstone
Sale price¥18,800
Madagascar Bicolor Sphene 1.551ct Loose Stone
Sale price¥15,800
Bicolor tourmaline 1.198ct loose
Sale price¥12,800
Moss Agate 1.115ct loose
Sale price¥8,800
Brazilian Paraiba tourmaline in quartz 0.819ct loose
Sale price¥14,800
Mexican egg-in-opal 0.672ct loose stone
Sale price¥11,000
Brazilian Medusa Quartz (Paraiba Quartz) 1.241ct Loose Stone
Sale price¥6,980
Australian black opal, 0.666ct loose
Sale price¥12,800
Australian Black Opal 0.415ct Loose
Sale price¥18,800
Australian black opal loose stone, 0.618ct
Sale price¥15,800
Australian Black Opal 0.754ct Loose
Sale price¥22,800
Australian Black Opal 0.768ct Loose
Sale price¥25,800
Australian black opal 1.168ct loose stone
Sale price¥39,800
Blue Tourmaline 1.460ct Loose Stone Japan-Germany Exchange
Sale price¥39,800
Mexican bicolor Danburite 1.932ct loose stone by Nikkei
Sale price¥29,800
Brazilian Amethyst 2.975ct Loose Stone
Sale price¥9,800
Indian Black Moonstone 0.609ct Loose
Sale price¥7,980
Brazilian dumortierite in quartz, 0.796 ct, loose
Sale price¥7,980
Brazilian Dumortierite in Quartz 0.543ct Loose Stone
Sale price¥5,980
Brazilian dumortierite in quartz 1.060ct loose (faceted cut)
Sale price¥9,800
South African Rhodochrosite 1.820ct Loose Stone
Sale price¥128,000
Brazilian Medusa Quartz (Paraiba Quartz) 2.524ct loose
Sale price¥29,800
Brazilian Dumortierite in Quartz 1.266ct Loose Stone
Sale price¥12,800
Brazilian Dumortierite in Quartz 1.559ct Loose Stone
Sale price¥9,800
Brazilian Dumortierite in Quartz 0.803ct Loose
Sale price¥9,800
Brazilian Dumortierite in Quartz 0.849ct Loose Gemstone
Sale price¥9,800
0.787 ct faceted Dumortierite in Quartz from Brazil
Sale price¥7,980
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.