List of products eligible for patches

Chinese aragonite 36.409ct loose with patch Sale price¥5,980

Brazilian Trapichea Amethyst 24.772ct loose with patch Sale price¥6,980

【さくらインカット】マダガスカル産アパタイト 7.9mm/1.537ct《コラボ》ルースワッペン

[Sale starts at 10 PM on December 5th] [Sakura In-Cut] Madagascar Green Apatite 7.9mm/1.537ct [Collaboration] Loose Stone with Patch Sale price¥45,800

【甲州貴石切子plusthree】パイライトインクォーツ 12.164ctルースワッペン付

[Koshu precious stone Kiriko plusthree] Pyrite in quartz 12.164ct loose with patch Sale price¥25,800

[Koshu Precious Stone Kiriko] Morganite 14.931ct《Collaboration》Loose with emblem Sale price¥79,800

[Mr. Yukio Shimizu, representative of Shimizu Kiseki] Jewelry Shogi (Hand-polished Shogi) Sale price¥29,800

[Dandelion cut] Pyrope almandine garnet 9.0mm/3.566ct loose stone Sale price¥35,800

【カメリアカット】カナダ産ラブラドライト（通称名：ブルームーンストーン） 14mm/9.947ct《コラボ》ルース - カラッツSTORE

[Camellia cut] Labradorite from Canada (common name: Blue Moonstone) 14mm/9.947ct《Collaboration》 Loose Sale price¥29,800

【カメリアカット】カナダ産ラブラドライト（通称名：ブルームーンストーン） 12mm/5.594ct《コラボ》ルースワッペン付 - カラッツSTORE

[Camellia cut] Labradorite from Canada (common name: Blue Moonstone) 12mm/5.594ct《Collaboration》 Loose with emblem Sale price¥25,800

【ダンデライオンカット】スモーキークォーツ 25mm/41.745ct《コラボ》ルース（6枚花びら）ワッペン付

[Dandelion Cut] Smoky Quartz 25mm/41.745ct《Collaboration》Loose (6 petals) with patch Sale price¥98,000

【さくらインカット】メキシコ産オパール 9mm/1.532ctルース - カラッツSTORE

[Sakura In-Cut] Mexican Opal 9mm/1.532ct Loose Sale price¥45,800

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

Dandelion Cut Tanzanian Andesine Labradorite (also known as Blue Moonstone) 6.0mm/0.726ct Loose Stone Sale price¥49,800

【甲州貴石切子】特大スモーキークォーツ 108.336ctルース《コラボ》ワッペン付

[Koshu Precious Stone Kiriko] Extra large smoky quartz 108.336ct loose "Collaboration" with emblem Sale price¥128,000

[Koshu Precious Stone Kiriko] Fluorite from Colombia 7.240ct loose with emblem Sale price¥29,800

[Koshu Precious Stone Kiriko] Bicolor Fluorite 6.980ct Loose with Patch Sale price¥59,800

[Koshu Precious Stone Kiriko] Strawberry Quartz 10.023ct Loose with Patch Sale price¥69,800

【さくらインカット】ムーンストーン 11mmルースワッペン付 - カラッツSTORE

[Sakura Incut] Moonstone 11mm loose with patch Sale price¥29,800

【甲州貴石切子】レインボースキャポライト 2.240ctルース - カラッツSTORE

[Koshu Precious Stone Kiriko PlusThree] Brazilian Rainbow Scapolite 2.240ct Loose Akatsuki "Collaboration" with Patch Sale price¥39,800

[Dandelion cut] Morganite 7mm/1.02ct loose with patch Sale price¥49,800

[Sakura Incut] Ametrine 9.740ct loose with patch Sale price¥59,800

【さくらインカット】グリーンクォーツ 20mm/22.840ct《コラボ》ルースワッペン付 - カラッツSTORE

[Sakura Incut] Green Quartz 20mm/22.840ct《Collaboration》Loose with emblem Sale price¥69,800

【さくらインカット】レモンクォーツ 20mm/21.540ct《コラボ》ルースワッペン付 - カラッツSTORE

[Sakura Incut] Lemon Quartz 20mm/21.540ct《Collaboration》Loose with emblem Sale price¥69,800

【さくらインカット】スカイブルートパーズ 12mmルースワッペン付 - カラッツSTORE

[Sakura Incut] Sky Blue Topaz 12mm Loose with Patch Sale price¥39,800

【甲州貴石切子】バイカラーフローライト 19.380ctルース《コラボ》ワッペン付

[Koshu Precious Stone Kiriko] Bicolor Fluorite 19.380ct Loose "Collaboration" with emblem Sale price¥39,800

[Koshu Precious Stone Kiriko] Spodumene 7.390ct loose "Collaboration" with emblem Sale price¥39,800

[Koshu Precious Stone Kiriko] Spodumene 8.480ct《Collaboration》Loose with emblem Sale price¥45,800

Camellia Cut Ethiopian Opal 5.083ct/14mm Loose Sale price¥69,800

[Sakura In-Cut] Spanish Andalusite 6.0mm/0.715ct Loose Stone Sale price¥59,800

【ダンデライオンカット】ダンビュライト 8mm/1.860ct《コラボ》ルースワッペン付

[Dandelion Cut] Danburite 8mm/1.860ct《Collaboration》Loose with patch Sale price¥19,800

【甲州貴石切子plusthree】トルマリンインクォーツ 2.484ct《コラボ》ルース《昴》ワッペン付

[Koshu precious stone Kiriko plusthree] Tourmaline in quartz 2.484ct《Collaboration》Ruth《Subaru》 Patch included Sale price¥29,800

【甲州貴石切子plusthree】アメトリン 2.445ct《コラボ》ルースワッペン付

[Koshu precious stone Kiriko plusthree] Ametrine 2.445ct《Collaboration》 Loose with emblem Sale price¥25,800

[Koshu Precious Stone Kiriko] Spodumene 14.070ct《Collaboration》Loose with emblem Sale price¥45,800

[Koshu Precious Stone Kiriko] Kunzite 5.024ct《Collaboration》Loose with emblem Sale price¥49,800

【カメリアカット】アメトリン 11mm/4.207ct《コラボ》ルースワッペン付 - カラッツSTORE

[Camellia Cut] Ametrine 11mm/4.207ct《Collaboration》Loose with patch Sale price¥39,800

[Dandelion cut] Danburite 7mm/1.364ct loose with patch Sale price¥19,800

[12539978 published] Ametrine 1.386ct loose Sale price¥45,800

【甲州貴石切子】《月型切子》】ブルートパーズ 33.591ct《コラボ》ルースワッペン付

[Koshu Precious Stone Kiriko]《Moon-shaped Kiriko》]Blue Topaz 33.591ct《Collaboration》Loose with emblem Sale price¥59,800

【甲州貴石切子】《月型切子》スイスブルートパーズ 27.829ct《コラボ》ルースワッペン付

[Koshu Precious Stone Kiriko]《Moon-shaped Kiriko》Swiss Blue Topaz 27.829ct《Collaboration》Loose with emblem Sale price¥59,800

【甲州貴石切子plusthree】ローズクォーツ 6.330ctルースワッペン付

[Koshu precious stone Kiriko plusthree] Rose quartz 6.330ct loose with patch Sale price¥25,800

【甲州貴石切子plusthree】《星桜カット》アメトリン 2.660ct《コラボ》ルースワッペン付

[Koshu precious stone Kiriko plusthree]《Star cherry cut》Ametrine 2.660ct《Collaboration》Loose with patch Sale price¥29,800

【ダンデライオンカット】スリランカ産シリマナイト 11mm/5.573ct《コラボ》ルース日独鑑

[Dandelion Cut] Sillimanite from Sri Lanka 11mm/5.573ct《Collaboration》Ruth Japanese-German Edition Sale price¥98,000

【甲州貴石切子plusthree】コロンビア産パイライトインエメラルド 5.076ctルースワッペン付

[Koshu Precious Stone Kiriko PlusThree] Colombian Pyrite in Emerald 5.076ct Loose with Patch Sale price¥98,000

【甲州貴石切子plusthree】メキシコ産ファイアオパール 1.981ctルースワッペン付

[Koshu precious stone Kiriko plusthree] Fire opal from Mexico 1.981ct loose with emblem Sale price¥49,800

【甲州貴石切子】ライモナイトインクォーツ（オーロラクォーツ） 8.066ctルース

[Koshu Precious Stone Cutting] Brazilian Limonite in Quartz (Aurora Quartz) 8.066ct Loose Sale price¥49,800

【甲州貴石切子】コロンビア産エメラルド 1.701ct《コラボ》ルースワッペン付

[Koshu Precious Stone Kiriko] Colombian Emerald 1.701ct《Collaboration》With Loose Patch Sale price¥79,800

【甲州貴石切子plusthree】グリーンクォーツ 6mm/0.731ct ルースワッペン付

[Koshu Precious Stone Kiriko PlusThree] Green Quartz 6mm/0.731ct Loose with Patch Sale price¥18,800

【甲州貴石切子plusthree】グリーンクォーツ 6mm/0.737ctルースワッペン付

[Koshu precious stone Kiriko plusthree] Green quartz 6mm/0.737ct loose with patch Sale price¥18,800

[Koshu precious stone Kiriko plusthree] Ametrine 8.902ct loose with patch Sale price¥39,800

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.