colored stone loose

A list of colored stones and loose gemstones.

Tanzania Purple Zoisite 0.197ct Loose Stone Sale price¥15,800

Tanzanian Mint Garnet 1.276ct Loose Stone Sale price¥69,800

Indian Cavansite 1.171ct loose stone Sale price¥9,800

【12548513掲載】ブラジル産ティンカーベルクォーツ（ピンクファイヤークォーツ） 3.670ctルース

Brazilian Tinkerbell Quartz (Pink Fire Quartz) 3.670ct Loose Stone Sale price¥15,800

Afghanistan Hackmanite 0.190ct loose stone Sale price¥11,800

Madagascar Pezzottaite 4mm/0.217ct loose stone Sale price¥7,980

[Koshu Precious Stone Cut Plusthree] Peridot 6mm/0.792ct Loose Patch Sale price¥24,800

Indian Alexandrite Cat's Eye 0.255ct Loose Stone Sale price¥8,800

Nigerian Cobalt Garnite 0.663ct Loose Stone Sale price¥29,800

Montana Sapphire 0.405ct Loose (Green Sapphire) Sale price¥9,800

Montana Sapphire 0.331ct Loose (Bi-Color Sapphire) Sale price¥8,800

Montana Sapphire 0.228ct Loose (Yellow Sapphire) Sale price¥7,980

Mozambique Pink Tourmaline 1.122ct Loose Stone (Contains CuO) Sale price¥39,800

Zimbabwean Blue Apatite (UV Type) 1.019ct Loose Sale price¥14,800

Colombian oil-free emerald 0.060ct loose stone GIA Sale price¥65,800

Bicolor Euclase from Zimbabwe 0.033ct loose Sale price¥28,800

《Yurakucho Marui 2024112 takeout》Pakistani lazurite (blue sapphire) 0.305ct loose stone Sale price¥49,800

《Yurakucho Marui 2024112 takeout》Pakistani lazurite (blue sapphire) 0.375ct loose stone Sale price¥59,800

【12551486掲載】ベトナム産非加熱シルキーピンクサファイア 0.441ctルース

《Yurakucho Marui 2024112 takeout》Vietnamese unheated silky pink sapphire 0.441ct loose stone Sale price¥29,800

【12551483掲載】ベトナム産非加熱シルキーピンクサファイア 0.433ctルース

《Yurakucho Marui 2024112 takeout》Vietnamese unheated silky pink sapphire 0.433ct loose Sale price¥29,800

Cassiterite 1.658ct loose stone (bicolor cassiterite) Japan-Germany exchange Sale price¥128,000

Chinese bicolor fluorite 1.215ct loose stone Sale price¥7,980

【12551828掲載】コロンビア産パイライト・雲母インエメラルド 3.208ctルース

Colombian pyrite-mica emerald 3.208ct loose stone Sale price¥228,000

Sri Lankan Star Sapphire 5.225ct Loose Sale price¥98,000

Colombian Trapiche Emerald 0.291ct Loose Sale price¥15,800

【ダンデライオンカット】ライモナイトインクォーツ（オーロラクォーツ） 16mm/11.759ctルース（5枚花びら）

[Dandelion Cut] Brazilian Limonite in Quartz (Aurora Quartz) 16mm/11.759ct Loose (5 Petals) Sale price¥29,800

【さくらインカット】ブラジル産ライモナイトインクォーツ（オーロラクォーツ） 11.3mm/3.760ct《コラボ》ルース　ワッペン

[Sakura Incut] Brazilian Limonite in Quartz (Aurora Quartz) 11.3mm/3.760ct {Collaboration} Loose Patch Sale price¥29,800

【12552583掲載】ライモナイトインクォーツ（オーロラクォーツ） 5.216ctルース

[Star in Cut] Brazilian Limonite in Quartz (Aurora Quartz) 12mm/5.216ct Loose Patch Sale price¥19,800

[On sale from 10pm on 8/17] Bicolor fluorite 6.1mm/0.869ct loose stone Sale price¥6,980

Manganotantalite 0.736ct loose stone from Japan and Germany Sale price¥158,000

Colombian Mica in Emerald 4.6mm/0.210ct Loose Stone Sale price¥12,800

Colombian Trapiche Emerald 0.147ct Loose Sale price¥9,800

Colombian mint color emerald 0.178ct loose stone Sale price¥6,980

非加熱ブラジル産パライバトルマリン 0.037ctルース（CuO:1.9%、MnO:2.3%）

Unheated Brazilian Paraiba Tourmaline 0.037ct loose stone (CuO: 1.9%, MnO: 2.3%) Sale price¥49,800

【12552018掲載】コロンビア産トラピッチェエメラルド 0.416ctルース

Colombian Trapiche Emerald 0.416ct Loose Sale price¥22,800

Colombian mint color emerald 0.198ct loose stone Sale price¥6,980

Ethiopian Opal 5.2mm/0.688ct Loose (Sphere) Sale price¥6,980

非加熱ブラジル産パライバトルマリン 0.067ctルース（CuO:1.4%、MnO:2.4%）

Unheated Brazilian Paraiba Tourmaline 0.067ct loose stone (CuO: 1.4%, MnO: 2.4%) Sale price¥59,800

Limited to 7 stones: 1 loose Sri Lankan spinel (lozenge cut) stone. Discounts available for multiple purchases. Sale price¥4,980

Limited to 8 stones: 1 Brazilian Alexandrite loose stone (rose cut, 3.2mm/average 0.12ct) Multiple purchase discounts available Sale price¥11,000

Limited to 9 stones: 1 Brazilian Alexandrite loose stone (rose cut, 3mm/average 0.105ct) Multiple purchase discounts available Sale price¥9,800

Limited to 4 stones: 1 Brazilian Alexandrite loose stone (rose cut, 3.3mm/average 0.13ct) Multiple purchase discounts available Sale price¥12,800

非加熱ブラジル産パライバトルマリン 0.034ctルース（CuO:1.8%、MnO:2.4%）

Unheated Brazilian Paraiba Tourmaline 0.034ct loose stone (CuO: 1.8%, MnO: 2.4%) Sale price¥39,800

【12552015掲載】コロンビア産トラピッチェエメラルド 0.266ctルース

Colombian Trapiche Emerald 0.266ct Loose Sale price¥14,800

【12552125掲載】デトロイトシティ産ロードクロサイト 0.439ctルース

Detroit City Rhodochrosite 4mm/0.439ct Loose Stone Sale price¥8,800

Unheated Brazilian Paraiba Tourmaline 0.071ct loose stone (CuO: 2.1%, MnO: 2.2%) Sale price¥59,800

[Sakura Shape] Indian Iolite 7mm/1.257ct Loose Stone 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.

The fifth reprint has been decided and is now on sale at bookstores nationwide and online.

Written by KARATZ, book “Jewelry Illustrated Book”

The book provides explanations about over 300 types of gemstones, from new standard birthstones to rare stones that are hard to find, as well as a diary of our company representative, Mr. Koyama's, gemstone shopping experience in Thailand and Sri Lanka, and tips for photographing gemstones, allowing you to learn about the appeal of gemstones from various perspectives.

KARATZ・Five Commitments