colored stone loose

A list of colored stones and loose gemstones.

Synthetic rutile 2.031ct loose Sale price¥9,800

Brazilian rainbow scapolite 6mm/0.516ct loose Sale price¥2,980

Brazilian Medusa Quartz (Paraiba Quartz) 1.181ct loose Sale price¥3,980

Brazilian Medusa Quartz (Paraiba Quartz) 1.008ct loose Sale price¥4,980

Hemimorphite from Congo 0.432ct loose Sale price¥6,980

Australian boulder opal 0.874ct loose Sale price¥3,980

Australian boulder opal 1.156ct loose Sale price¥3,980

Australian boulder opal 1.173ct loose Sale price¥5,980

Australian boulder opal 0.982ct loose Sale price¥6,980

Burmese spinel 0.950ct loose (buff top) Sale price¥15,800

[10/10 22:00 Sale] Indian Moonstone 9.3mm/2.693ct Loose Sale price¥9,800

[10/10 22:00 Sale] Cambodian Colorless Zircon 0.630ct Loose Sale price¥8,800

[10/10 22:00 Sale] Cambodian Colorless Zircon 0.905ct Loose Sale price¥9,800

[10/10 22:00 Sale] Brazilian Petalite 0.725ct Loose Stone Sale price¥4,980

[10/10 22:00 Sale] Brazilian Petalite 1.197ct Loose Stone Sale price¥7,980

[10/10 22:00 Sale] Tanzanian Purple Sapphire 0.355ct Loose Sale price¥9,800

[10/10 22:00 Sale] Australian Opal 0.374ct Loose Sale price¥6,980

[On Sale 10/10 at 10 PM] Tanzanian Sunstone (Illusion Sunstone) 0.627ct Loose Stone Sale price¥9,800

[10/10 22:00 Sale] Brazilian Dalmatian Quartz 9.2mm/1.711ct Loose Stone Sale price¥9,800

[10/10 22:00 Sale] Mexican Cantera Opal 1.120ct Loose Sale price¥8,800

[On Sale at 10pm on October 8th] Afghanistan Hackmanite 0.134ct Loose Stone Sale price¥6,980

[On Sale at 10pm on October 8th] Afghanistan Hackmanite 0.121ct Loose Stone Sale price¥6,980

[On Sale at 10 PM on October 8th] Brazilian Lavender Quartz (Scorolite) 0.797ct Loose Stone Sale price¥7,980

[On Sale at 10 PM on October 8th] Brazilian Pink Tourmaline 0.385ct Loose Stone Sale price¥7,980

[On Sale at 10 PM on October 8th] 0.597ct Green Apatite Loose Stone from Madagascar Sale price¥6,980

[On Sale at 10 PM on October 8th] Pakistani Oil-in-Quartz 0.353ct Loose Stone (Faceted) Sale price¥8,800

[On Sale at 10 PM on October 6th] Madagascar Golden Iolite (Cordierite) 0.193ct Loose Stone Sale price¥8,800

[On Sale at 10 PM on 6th October] Tanzanian Sunstone (Illusion Sunstone) 5.0mm/0.338ct Loose Stone Sale price¥8,800

[On Sale at 10pm on 6th October] Australian Prehnite 0.707ct Loose Stone Sale price¥6,980

[On sale from 10/6 at 10pm] Brazilian Imperial Topaz 0.394ct Loose Sale price¥8,800

[On Sale at 10 PM on October 6th] [Rouge Cut] Brazilian Bicolor Tourmaline 0.578ct Loose Stone Sale price¥9,800

[On Sale 10/7 at 10 PM] [Cat Cut] Brazilian Dendritic Quartz 6.775ct Loose Stone Sale price¥15,800

[On sale from 10/7 at 10pm] [Rouge cut] 5.841ct loose almandine garnet from Mozambique Sale price¥14,800

[On Sale at 10 PM on October 7th] [Rouge Cut] 5.952ct Loose Almandine Garnet from Mozambique Sale price¥15,800

[On sale from 10/9 at 10pm] Synthetic rutile 1.362ct loose stone Sale price¥15,800

[On sale from 10/10 at 10pm] Illusion Tourmaline (Iridescent Tourmaline) 0.622ct Loose Stone Sale price¥19,800

[10/10 22:00 Sale] Brazilian Rubellite 4.078ct Loose Stone Sale price¥98,000

[10/10 22:00 Sale] Mozambique Almandine Garnet 2.959ct Loose Stone Sale price¥19,800

[10/10 22:00 Sale] Mozambique Almandine Garnet 1.652ct Loose Stone Sale price¥15,800

[10/10 22:00 Sale] Mozambique Almandine Garnet 7.7mm/1.781ct Loose Stone Sale price¥18,800

coming soon

[12559908] Almandine Garnet 1.037ct Loose Stone Sale price¥12,800

coming soon

Cambodian Blue Zircon (Ratanakiri Blue) 2.822ct Loose Stone Sale price¥98,000

coming soon

Cambodian Blue Zircon (Ratanakiri Blue) 2.232ct Loose Stone Sale price¥79,800

coming soon

Cambodian Blue Zircon (Ratanakiri Blue) 1.513ct Loose Stone Sale price¥59,800

coming soon

Tanzanian bicolor sapphire 0.955ct loose stone Sale price¥39,800

coming soon

0.338ct loose blue sapphire from Madagascar Sale price¥18,800

[On Sale at 10pm on 10/9] Tanzanian Dragon Garnet 0.850ct Loose Stone Sale price¥22,800

[On Sale at 10pm on 10/9] Tanzanian Dragon Garnet 0.818ct Loose Stone Sale price¥22,800

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.