Width: 5.1 - 6.0mm

Tanzanian Sunstone 0.807ct Loose Stone Sale price¥8,800

American Peridot 0.635ct Loose Stone Sale price¥12,800

Kunzite from Afghanistan 0.753ct loose stone Sale price¥9,800

[12559916] Tanzanian Sunstone (Illusion Sunstone) 0.777ct Loose Stone Sale price¥12,800

[12559857] Pakistani Peridot 0.562ct Loose Stone Sale price¥9,800

[11/1 22:00 Sale] Sri Lankan saffron 0.738ct loose stone Sale price¥98,000

[11/1 22:00 Sale] Tibetan Andesine 0.738ct Loose Stone Sale price¥15,800

[On sale from 10/28 at 10pm] Rhodolite Garnet 1.270ct Loose Stone Sale price¥7,980

[On Sale 10/27 10pm] Brazilian Paraiba Tourmaline in Quartz 0.780ct Loose Stone Sale price¥15,800

[On Sale at 10 PM on October 27th] Brazilian Citrine 5.4mm/0.769ct Loose Stone Sale price¥6,980

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

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

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

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

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

[On Sale at 10pm on 10/25] Pakistani Ludwigite Peridot 0.615ct Loose Stone Sale price¥7,980

[On Sale at 10 PM on 10/23] Brazilian Blue Topaz 5.5mm/0.754ct Loose Stone Sale price¥5,980

[On Sale at 10:00 PM on October 23rd] 1.052ct Rhodolite Garnet Loose Stone from Mozambique Sale price¥8,800

モザンビーク産パライバトルマリン 1.309ctルース（酸化鉄インクルージョン含む）

[On Sale 10/13 at 10 PM] 1.309ct Paraiba Tourmaline Loose Stone from Mozambique (Contains Iron Oxide Inclusions) Sale price¥98,000

[On Sale 10/18 10 PM] Tanzanian Peristerite 5.1mm/0.503ct Loose Stone (Rose Cut) Sale price¥9,800

[On Sale at 10 PM on October 20th] Tanzanian Bicolor Zoisite 5.5mm/0.703ct Loose Stone Sale price¥12,800

[10/12 22:00 Sale] Chinese Cinnabar 1.786ct Loose Stone Sale price¥25,800

Zimbabwean Blue Apatite (UV type) 1.189ct loose stone Sale price¥12,800

[12549595 published] Goshenite 1.080ct loose Sale price¥8,800

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

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

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

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

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

[On Sale at 10pm on October 9th] Zimbabwean Sphene 1.028ct Loose Stone Sale price¥25,800

[On Sale at 10 PM on September 29th] South African Sugilite 5.2mm/0.434ct Loose Stone (Rose Cut) Sale price¥18,800

[On Sale at 10 PM on October 3rd] Tanzanian Bicolor Grossular Garnet 1.359ct Loose Sale price¥49,800

[On Sale at 10pm on October 3rd] Zimbabwean Sphene 1.057ct Loose Stone Sale price¥22,800

[September 20th, 10 PM Sale] Synthetic Alexandrite 5.7mm/0.827ct Loose Stone Sale price¥19,800

[On Sale at 10 PM on September 11th] Colombian Emerald 0.222ct Loose Sale price¥59,800

タンザニア産アンデシン・ラブラドライト（通称名ブルームーンストーン） 0.726ctルース

[Available at 10 PM on September 9th] [Dandelion Cut] Tanzanian Andesine Labradorite (also known as Blue Moonstone) 6.0mm/0.726ct Loose Stone Sale price¥49,800

[Sold at 10 PM on September 18th] Synthetic Alexandrite 1.538ct Loose Stone Sale price¥29,800

[On Sale at 10 PM on September 19th] Tanzanian Dragon Garnet 0.829ct Loose Stone Sale price¥22,800

[10/15 22:00 Sale] Tanzanian Dragon Garnet 1.019ct Loose Stone Sale price¥25,800

[On Sale at 10 PM on August 31st] Brazilian Elestial Amethyst 0.673ct Loose Stone Sale price¥9,800

[On Sale at 10 PM on September 7th] Brazilian Elestial Amethyst 0.482ct Loose Stone Sale price¥4,980

[Sold at 10 PM on September 12th] Brazilian Elestial Amethyst 0.850ct Loose Stone Sale price¥8,800

[On Sale at 10 PM on September 12th] Brazilian Elestial Amethyst 1.008ct Loose Stone Sale price¥8,800

[On Sale at 10 PM on September 2nd] Brazilian Elestial Amethyst 0.724ct Loose Stone Sale price¥6,980

[On Sale at 10 PM on August 28th] Congo Pink Tourmaline 6.0mm/0.825ct Loose Stone Sale price¥29,800

[On Sale at 10 PM on September 5th] Congo Pink Tourmaline 5.9mm/0.798ct Loose Stone Sale price¥25,800

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.