[Dandelion Cut] Madagascar Sphene 6.0mm/0.935ct Loose Stone
Sale price¥55,800
Synthetic Moissanite 8.417ct Loose Stone
Sale price¥49,800
[On sale at 10pm on August 19th] Sliced Trapiche Diamond 0.228ct Loose
Sale price¥18,800
[On Sale at 10 PM on August 17th] Mexican Cantera Opal 2.125ct Loose
Sale price¥39,800
[On Sale at 10 PM on August 16th] Mexican Cantera Opal 5.882ct Loose
Sale price¥39,800
Mexican Cantera Opal 4.456ct Loose
Sale price¥39,800
[On Sale at 10 PM on August 13th] Madagascar Sapphire 0.298ct Loose
Sale price¥12,800
[On Sale at 10 PM on August 9th] Madagascar Sapphire 0.503ct Loose
Sale price¥15,800
[On Sale at 10 PM on August 2nd] Madagascar Sapphire 0.344ct Loose
Sale price¥12,800
[On Sale at 10 PM on August 3rd] Tanzanian Zircon 4.138ct Loose Stone
Sale price¥39,800
[8/13 22:00 Sale] Tanzanian Zircon 1.035ct Loose Stone
Sale price¥9,800
Mexican Cantera Opal 1.209ct Loose Stone (Rose Cut)
Sale price¥12,800
Mexican Cantera Opal 1.394ct Loose Stone (Rose Cut)
Sale price¥12,800
Mexican Cantera Opal 1.383ct Loose Stone (Rose Cut)
Sale price¥12,800
Mexican Cantera Opal 1.436ct Loose Stone (Rose Cut)
Sale price¥12,800
Mexican Cantera Opal 8.331ct Loose
Sale price¥39,800
Mexican Cantera Opal 11.885ct Loose
Sale price¥49,800
Cambodian Zircon 1.620ct Loose
Sale price¥15,800
Brazilian Imperial Topaz 0.398ct Loose Stone
Sale price¥12,800
Spanish Andalusite 0.657ct loose stone
Sale price¥9,800
Pakistani Axinite (Blue Tint) 0.815ct Loose Stone
Sale price¥45,800
Sakura Shape Brazilian Topaz 8.1mm/2.211ct Loose Stone
Sale price¥29,800
Ethiopian Opal 7.2mm/0.910ct Loose Stone
Sale price¥6,980
Pakistani Axinite 0.500ct loose stone (green tint)
Sale price¥12,800
Pakistani Axinite 1.190ct loose stone (green tint)
Sale price¥39,800
Madagascar Golden Iolite (Cordierite) 7.6mm/1.477ct Loose Stone
Sale price¥29,800
Pakistani Axinite (Green Tint) 1.389ct Loose Stone
Sale price¥39,800
Pakistani Axinite (Blue Tint) 0.300ct Loose
Sale price¥7,980
Pakistani Axinite 0.583ct loose stone
Sale price¥8,800
[Takeshi Yamamoto] Bicolor Smoky Quartz 10.674ct Loose Stone
Sale price¥39,800
Spanish Andalusite 0.74ct loose stone
Sale price¥6,980
Mexican Cantera Opal 6.112ct Loose
Sale price¥59,800
Brazilian Rutile Cat's Eye 3.856ct Loose Stone (Red Rutile Quartz)
Sale price¥18,800
Brazilian Rutile Cat's Eye 3.306ct Loose Stone (Red Rutile Quartz)
Sale price¥16,800
Mexican Cantera Opal 14.458ct loose stone (faceted cut)
Sale price¥14,800
Round Diamond 0.389ct Loose (Cabochon Cut)
Sale price¥39,800
Cassiterite 1.676ct loose stone with certificate
Sale price¥45,800
Cassiterite 1.477ct loose stone (bicolor) with certificate
Sale price¥39,800
Montana Agate 6.534ct Loose Stone
Sale price¥6,980
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.