0.1ct - 2.0ct

[On Sale at 10 PM on 10/27] Brazilian Citrine 7.5mm/1.521ct Loose Stone Sale price¥9,800

[On Sale at 10pm on 10/28] Brazilian Citrine 1.659ct Loose Stone Sale price¥9,800

[On Sale at 10pm on 10/28] Brazilian Citrine 1.644ct Loose Stone Sale price¥9,800

[10/31 22:00 Sale] Sri Lankan Purple Spinel 1.060ct Loose Sale price¥98,000

[On Sale at 10 PM on October 31st] Madagascar Bicolor Sapphire 0.633ct Loose Sale price¥39,800

[On Sale at 10 PM on October 31st] Russian Demantoid Garnet (Horsetail Recognized) 0.110ct Loose Sale price¥49,800

[On Sale at 10 PM on October 31st] Russian Demantoid Garnet (Horsetail Certified) 0.256ct Loose Stone Sale price¥79,800

[12560827] Russian Alexandrite 0.111ct Loose Stone Sale price¥69,800

[12560826] Russian Alexandrite 0.167ct Loose Stone Sale price¥98,000

[On Sale at 10pm on October 31st] Madagascar Grandidierite 0.168ct Loose Stone Sale price¥35,800

[On Sale 11/1 at 10pm] Pakistani Axinite (Green Tint) 1.476ct Loose Stone Sale price¥39,800

[11/1 22:00 Sale] Mozambique Rhodolite Garnet 0.835ct Loose Stone Sale price¥12,800

[11/1 22:00 Sale] Tanzanian Spessartine Garnet 0.383ct Loose Stone Sale price¥12,800

[11/1 22:00 Sale] Brazilian London Blue Topaz 1.281ct Loose Sale price¥12,800

[11/1 22:00 Sale] Brazilian London Blue Topaz 1.950ct Loose Sale price¥15,800

[11/1 22:00 Sale] Brazilian Elestial Amethyst 1.378ct Loose Stone Sale price¥12,800

[11/1 22:00 Sale] Brazilian Elestial Amethyst 0.970ct Loose Stone Sale price¥7,980

[11/1 22:00 Sale] Brazilian Elestial Amethyst 0.762ct Loose Stone Sale price¥8,800

[11/1 22:00 Sale] Zimbabwean Bicolor Euclase 0.398ct Loose Stone Sale price¥39,800

[11/1 22:00 Sale] Brazilian Elestial Amethyst 1.586ct Loose Stone Sale price¥8,800

[12558408] Santa Maria Aquamarine 0.544ct Loose Stone Sale price¥9,800

[12558302] Aquamarine 0.729ct loose stone Sale price¥8,800

[12558301] Aquamarine 0.574ct loose stone Sale price¥8,800

[12558291] Tibetan Andesine 0.361ct Loose Stone Sale price¥8,800

[12558274] Brazilian Medusa Quartz (Paraiba Quartz) 0.614ct Loose Stone Sale price¥9,800

[12558204] Oregon Sunstone from the United States, 0.478ct Loose Sale price¥8,800

[12558200] Labradorite 0.546ct loose stone Sale price¥7,980

[12558199] Labradorite 0.903ct loose stone Sale price¥9,800

[On Sale at 10 PM on October 29th] Brazilian Indigolite Tourmaline 0.222ct Loose Stone with Certificate of Authenticity Sale price¥11,000

[On Sale at 10:00 PM on October 28th] Madagascar Blue Apatite 7.2mm/1.572ct Loose Stone Sale price¥8,800

[On Sale at 10pm on 10/28] Indian Moss Agate 0.915ct Loose Stone Sale price¥8,800

[On Sale at 10 PM on October 29th] Mexican Fire Opal 5.8mm/0.345ct Loose Sale price¥12,800

[On Sale at 10 PM on 10/28] Mexican Fire Opal 4.8mm/0.199ct Loose Sale price¥8,800

[On Sale at 10pm on 10/29] Tibetan Andesine 0.768ct Loose Stone Sale price¥12,800

[On Sale at 10pm on 10/29] Tanzanian Mint Diopside 0.290ct Loose Stone Sale price¥9,800

[On Sale at 10pm on 10/29] Tanzanian Mint Diopside 0.364ct Loose Stone Sale price¥9,800

[On Sale at 10pm on 10/28] Brazilian Kasharai Amethyst 0.266ct Loose Stone Sale price¥7,980

[On Sale at 10 PM on October 28th] Brazilian Kasharai Amethyst 5.6mm/0.460ct Loose Stone Sale price¥8,800

[12559382] 0.176ct loose gemstone from Namibia Sale price¥39,800

Brazilian bicolor tourmaline 1.148ct loose Sale price¥15,800

Brazilian bicolor tourmaline 1.056ct loose Sale price¥12,800

Brazilian bicolor tourmaline 0.877ct loose Sale price¥12,800

Rough diamond (makeable) 0.185ct loose (VS-SI) Sale price¥19,800

Rough diamond (makeable) 0.345ct loose (VS-SI equivalent) Sale price¥29,800

Sunstone (Illusion Sunstone) 0.844ct Loose Sale price¥8,800

Sunstone (Illusion Sunstone) 0.895ct loose stone Sale price¥8,800

Sri Lankan star sapphire 1.323ct loose Sale price¥3,980

Sri Lankan star sapphire 1.061ct loose Sale price¥3,980

KARATZ Custom Made

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.

KARATZ・Five Commitments

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.