List of products eligible for patches

【カメリアカット】ラベンダークォーツ（スコロライト） 1.704ctルース　ワッペン付

[Posted in 12549756] Lavender quartz (scorolite) 1.704ct loose Sale price¥19,800

[Sakura Incut] Danburite 8mm/1.581ct loose stone with patch Sale price¥29,800

[Koshu Precious Stones plusthree] Ametrine 7.238ct loose stone with patch Sale price¥39,800

[Koshu Precious Stones plusthree] Citrine 5.121ct Loose Sale price¥39,800

[Koshu Precious Stones Plusthree] Tibetan Andesine 7.873ct [Collaboration] Loose Stone (Color Change Andesine) Sale price¥39,800

[Koshu Precious Stones Plusthree] Lavender Quartz (Scorolite) 1.761ct Loose Stone Sale price¥39,800

【甲州貴石切子plusthree】グリーンクォーツ 6mm/0.714ctルースワッペン付

[Koshu Precious Stones Plusthree] Green Quartz 6mm/0.714ct Loose Stone with Patch Sale price¥25,800

[Dandelion cut] Rhodochrosite from South Africa 2.244ct loose with emblem Japanese-German edition Sale price¥298,000

[Sakura Incut] Smoky Quartz 22mm/27.511ct Loose Japanese-German Edition Sale price¥98,000

[Camellia Cut] Ametrine 14mm/8.308ct Loose Stone Sale price¥89,800

[Clover in cut] Emerald 9mm/2.498ct {Collaboration} Loose with patch Sale price¥98,000

[Sakura Incut] Danburite 8.3mm/1.585ct loose with patch Sale price¥29,800

[Koshu precious stone cutter pluethree] Colombian emerald 2.018ct loose Sale price¥98,000

[Koshu Precious Stones plusthree] Green Quartz 6mm/0.743ct Loose with Patch Sale price¥25,800

【カメリアカット】カラーシフトアメジスト 20mm/26.815ct《コラボ》ルースワッペン付

[Camellia cut] Color shift amethyst 20mm/26.815ct 《Collaboration》 Loose with emblem Sale price¥69,800

【甲州貴石切子plusthree】ダルメシアンクォーツ 70.155ctルース《コラボ》ワッペン付

[Koshu precious stone Kiriko plusthree] Dalmatian quartz 70.155ct loose "Collaboration" with patch Sale price¥59,800

【カメリアカット】ライモナイトインベリル 12mm/5.547ctルース《コラボ》ワッペン付

[Camellia cut] Limonite Inveryl 12mm/5.547ct loose "Collaboration" with patch Sale price¥45,800

[Dandelion cut] Ametrine 14mm/9.238ct loose Sale price¥59,800

[Dandelion cut] Synthetic rutile 7.5mm/2.630ct loose Sale price¥49,800

[Koshu precious stone Kiriko plusthree] Smoky quartz 6mm/0.691ct loose with patch Sale price¥25,800

【クローバーインカット】コロンビア産エメラルド 8mm/1.663ctルース《コラボ》ワッペン付

[Clover in-cut] Colombian emerald 8mm/1.663ct loose "Collaboration" with patch Sale price¥88,800

[Camellia cut] Opal 14mm/5.283ct loose with patch Sale price¥98,000

【甲州貴石切子】レピドクロサイトインクォーツ 2.488ct《コラボ》ルースワッペン付

[Koshu Precious Stone Kiriko] Lepidocrocite in Quartz 2.488ct《Collaboration》Loose with emblem Sale price¥45,800

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Gem gacha cut by Shimizu Kiseki and Yoichi Fukazawa 💎 {Multiple purchase discounts available} {Halloween specials included}

coming soon

[Dandelion Cut] Madagascar Sphene 6.0mm/0.935ct Loose Stone Sale price¥55,800

coming soon

Dandelion Cut Andalusite from Spain, 6.0mm/0.835ct Loose Stone Sale price¥55,800

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【甲州貴石切子plusthree】ロッククリスタル 15.588ct《切子玉》ルースワッペン付

[Koshu Precious Stone Kiriko PlusThree] Rock Crystal 15.588ct《Kirikodama》 Loose with Patch

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【カメリアカット】レモンクォーツ8mmルース直筆サイン付&ワッペン付 - カラッツSTORE

[Camellia cut] Lemon quartz 8mm loose with autograph and emblem

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【ゆきんこカット】YAG（イットリウムアルミニウムガーネット） 1.391ctルース鑑別書

[Yukinko Cut] YAG (Yttrium Aluminum Garnet) 1.391ct Loose Stone with Certificate of Authenticity

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[Koshu Precious Stones plusthree] "Cut Rose Quartz" 13.682ct Loose Stone

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UV opal from Hokkaido 12.259ct loose with patch

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【甲州貴石切子】ティンカーベルクォーツ（ピンクファイヤークォーツ） 3.519ctルースワッペン付

[Koshu Precious Stone Kiriko] Tinker Bell Quartz (Pink Fire Quartz) 3.519ct loose with patch

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[Mr. Fukasawa Smoky Mushroom] Smoky Quartz 20.250ct loose with patch

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【深澤氏ルチルきのこ】ルチルレイテッドクォーツ 29.180ctルースワッペン付

[Mr. Fukazawa's Rutile Mushroom] Rutile Quartz (Rutile-Rated Quartz) 29.180ct Loose Stone with Patch

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[Sakura In-Cut] Tanzanite from Tanzania 6.0mm/0.780ct Loose

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【ダンデライオンカット】ロンドンブルートパーズ 6.750ctルース - カラッツSTORE

[Dandelion Cut] London Blue Topaz 6.750ct Loose with Patch

coming soon

[Sakura In-Cut] Madagascar Purple Sapphire 6.0mm/0.943ct Loose Stone Sale price¥98,000

coming soon

[Clover-in-cut] Brazilian green tourmaline 6.0mm/0.734ct loose stone Sale price¥49,800

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【甲州貴石切子plusthree】レピドクロサイトインクォーツ 1.973ct《コラボ》ルースワッペン付

[Koshu precious stone Kiriko plusthree] Lepidocrocite in quartz 1.973ct《Collaboration》Loose with emblem

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[Posted 12541231] Rhodolite Garnet 3.040ct Loose

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【さくらインカット】ダンビュライト 8.25mm/1.719ct《コラボ》ルースワッペン付 - カラッツSTORE

[Sakura Incut] Danburite 8.25mm/1.719ct《Collaboration》Loose with emblem

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【カメリアカット】パープルカルセドニー 12mm/4.959ct《コラボ》ルースワッペン付

[Camellia Cut] Purple Chalcedony 12mm/4.959ct《Collaboration》Loose with emblem

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【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） 8.229ct《コラボ》ルースワッペン付

[Koshu Precious Stone Kiriko] Limonite in Quartz (Aurora Quartz) 8.229ct《Collaboration》 Loose with emblem

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[Koshu Precious Stone Kiriko] Ametrine 8.964ct《Collaboration》Loose with emblem

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Congo Malachite 34.667ct Loose Patch

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【甲州貴石切子】ロンドンブルートパーズ 10.514ct《コラボ》ルースワッペン付

[Koshu Precious Stone Cutting] London Blue Topaz 10.514ct {Collaboration} Loose Patch

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[Sakura Shape] Synthetic Sapphire 8.533ct Loose

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[12557950] Tanzanite 0.701ct {Collaboration} Loose Stone

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.