Works by Shimizu Kiseki

【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

[Koshu Precious Stone Kiriko]《Moon-shaped Kiriko》Citrine 6.097ct《Collaboration》With loose patch Sale price¥69,800

Tanzanian Bicolor Zoisite 1.006ct Loose Stone Sale price¥55,800

Tanzanian bicolor zoisite 1.327ct loose stone Sale price¥59,800

UV opal from Hokkaido 12.259ct loose with patch Sale price¥6,980

【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

[Sale at 10 PM on September 15th] [Sakura In-Cut] Mexican Opal 9mm/1.532ct Loose Sale price¥45,800

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

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

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

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

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 7th] [Koshu Precious Stone Cut Glass] 18K Rose Quartz 15.964ct Necklace by Nikko Kan Sale price¥128,000

[Sale at 10 PM on September 13th] [Sakura Shape] Siberian Blue Quartz (Synthetic Quartz) 1.171ct Loose Stone Sale price¥39,800

【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

【ダンデライオンカット】ロンドンブルートパーズ 6.570ctルース - カラッツSTORE

[Dandelion Cut] London Blue Topaz 6.570ct Loose with Patch Sale price¥55,800

[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

【ダンデライオンカット】スピネル 5.7mm ルース《コラボ》（パープリッシュグレイ）ワッペン付

[Dandelion Cut] Spinel 5.7mm Loose "Collaboration" (Purplish Gray) 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

【さくらインカット】非加熱ピンクサファイア 2.442ctルース《コラボ》日独鑑 - カラッツSTORE

[Sakura in-cut] Unheated pink sapphire 2.442ct loose "Collaboration" Japanese-German edition Sale price¥188,000

[Koshu Precious Stone Kiriko] Yellow Fluorite 30.09ct Loose [Collaboration] With Patch Sale price¥79,800

【さくらシェイプ】スリランカ産グリーンジルコン 7.7mm/2.620ctルース

[Available at 10 PM on August 15th] [Sakura Shape] Sri Lankan Green Zircon 7.7mm/2.620ct Loose Stone Sale price¥29,800

[Available at 10 PM on August 13th] [Camellia Cut] Ethiopian Opal 5.083ct/14mm Loose Sale price¥69,800

[Sale at 10 PM on August 11th] [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】レピドクロサイトインクォーツ 44.310ct《コラボ》ルースワッペン付

[Koshu Precious Stone Kiriko] Lepidocrocite in Quartz 44.310ct《Collaboration》Loose with emblem Sale price¥59,800

【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

【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 Sale price¥25,800

[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

【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

【ダンデライオンカット】YAG（イットリウムアルミニウムガーネット）8mm/2.752ctルース

[Dandelion cut] YAG (yttrium aluminum garnet) 8mm/2.752ct loose Sale price¥45,800

【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

[Koshu Precious Stone Kiriko] Ametrine 8.964ct《Collaboration》Loose with emblem Sale price¥69,800

【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

[Dandelion cut] Synthetic rutile 7mm/1.905ct loose 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.