pear shape

Tanzanian bicolor tanzanite 0.573ct loose stone Sale price¥15,800

Tanzanian Lavender Tanzanite 0.577ct Loose Stone Sale price¥15,800

Oregon Sunstone from the United States 0.736ct loose stone Sale price¥8,800

Tanzanite from Tanzania 0.245ct loose stone Sale price¥9,800

Tanzania Bicolor Zoisite 0.295ct Loose Stone Sale price¥8,800

Tanzania Bicolor Zoisite 0.211ct Loose Stone Sale price¥8,800

Tanzanite from Tanzania 0.385ct loose stone Sale price¥9,800

Tanzania Bicolor Zoisite 0.286ct Loose Stone Sale price¥8,800

非加熱ブラジル産パライバトルマリン 0.060ctルース（CuO:1.6%、MnO:2.3%）

Unheated Brazilian Paraiba Tourmaline 0.060ct loose stone (CuO: 1.6%, MnO: 2.3%) Sale price¥59,800

Montana Sapphire 0.207ct Loose (Blue Sapphire) Sale price¥8,800

Unheated Brazilian Paraiba Tourmaline 0.053ct loose stone (CuO: 1.4%, MnO: 3.1%) Sale price¥62,800

[12545602] Paraiba Tourmaline from Mozambique 0.321ct loose stone Sale price¥15,800

[12549449 published] Montana Sapphire 0.263ct loose Sale price¥8,800

Paraiba Tourmaline from Mozambique 0.360ct loose stone Sale price¥18,800

American Red Beryl 0.147ct Loose Sale price¥39,800

非加熱ブラジル産パライバトルマリン 0.065ctルース（CuO:1.6%、MnO:2.4%）

Unheated Brazilian Paraiba Tourmaline 0.065ct loose stone (CuO: 1.6%, MnO: 2.4%) Sale price¥69,800

Paraiba Tourmaline from Mozambique 0.412ct loose stone Sale price¥22,800

Russian White Topaz 6.255ct Loose Sale price¥12,800

[Staff Selection] Myanmar Pink Spinel 0.305ct Loose (Semi-Custom Made Set) Sale price¥52,800

【スタッフセレクション】タンザニア産カラーチェンジコバルトスピネル 0.249ctルース（セミオーダーメイドセッ

[Staff Selection] Tanzania Color Change Cobalt Spinel 0.249ct Loose Stone (Semi-Custom Made Set) Sale price¥74,800

[Staff Selection] Brazilian Green Tourmaline 0.475ct Loose (Semi-Custom Made Set) Sale price¥47,800

Unheated Brazilian Paraiba Tourmaline 0.072ct loose stone (CuO: 1.8%, MnO: 2.3%) Sale price¥69,800

[On sale from 10/2 at 10pm] Unheated Brazilian Paraiba Tourmaline 0.069ct loose stone (CuO: 2.1%, MnO: 2.1%) Sale price¥88,800

Unheated Brazilian Paraiba Tourmaline 0.052ct loose stone (CuO: 2.0%, MnO: 2.2%) Sale price¥55,800

非加熱ブラジル産パライバトルマリン 0.051ctルース（CuO:1.9%、MnO:2.5%）

Unheated Brazilian Paraiba Tourmaline 0.051ct loose stone (CuO: 1.9%, MnO: 2.5%) Sale price¥55,800

マダガスカル産アンデシン・ラブラドライト（通称名レインボームーンストーン） 2.080ctルース

Madagascar Andesine Labradorite (also known as Rainbow Moonstone) 2.080ct loose stone Sale price¥16,800

Andesine Labradorite (also known as Rainbow Moonstone) 1.373ct loose stone Sale price¥12,800

Andesine Labradorite (also known as Rainbow Moonstone) 1.009ct loose stone Sale price¥12,800

Unheated Brazilian Paraiba Tourmaline 0.081ct loose stone (CuO: 2.1%, MnO: 2.3%) Sale price¥98,000

Unheated Brazilian Paraiba Tourmaline 0.088ct loose stone (CuO: 1.9%, MnO: 2.3%) Sale price¥98,000

Unheated Brazilian Paraiba Tourmaline 0.059ct loose stone (CuO: 1.4%, MnO: 2.7%) Sale price¥63,800

Unheated Brazilian Paraiba Tourmaline 0.069ct loose stone (CuO: 1.6%, MnO: 2.6%) Sale price¥79,800

Unheated Brazilian Paraiba Tourmaline 0.065ct loose stone (CuO: 2.0%, MnO: 2.4%) Sale price¥69,800

Unheated Brazilian Paraiba Tourmaline 0.066ct loose stone (CuO: 1.5%, MnO: 2.2%) Sale price¥69,800

Unheated Brazilian Paraiba Tourmaline 0.063ct loose stone (CuO: 1.8%, MnO: 2.4%) Sale price¥75,800

Unheated Brazilian Paraiba Tourmaline 0.061ct loose stone (CuO: 1.7%, MnO: 2.2%) Sale price¥69,800

Unheated Brazilian Paraiba Tourmaline 0.055ct loose stone (CuO: 1.9%, MnO: 2.2%) Sale price¥59,800

Unheated Brazilian Paraiba Tourmaline 0.066ct loose stone (CuO: 1.7%, MnO: 2.4%) Sale price¥79,800

Unheated Brazilian Paraiba Tourmaline 0.056ct loose stone (CuO: 1.7%, MnO: 2.3%) Sale price¥59,800

Unheated Brazilian Paraiba Tourmaline 0.062ct loose stone (CuO: 1.7%, MnO: 2.5%) Sale price¥69,800

Unheated Brazilian Paraiba Tourmaline 0.058ct loose stone (CuO: 2.0%, MnO: 2.2%) Sale price¥59,800

Unheated Brazilian Paraiba Tourmaline 0.056ct loose stone (CuO: 2.1%, MnO: 2.2%) Sale price¥69,800

Unheated Brazilian Paraiba Tourmaline 0.057ct loose stone (CuO: 1.6%, MnO: 2.4%) Sale price¥69,800

Australian Rainbow Lattice Sunstone 0.468ct Loose Stone Sale price¥5,980

Australian Rainbow Lattice Sunstone 0.463ct Loose Stone Sale price¥5,980

Bulgarian Green Sphalerite 0.579ct Loose Stone Sale price¥148,000

Montana sapphire 0.227ct loose stone Sale price¥8,800

Tanzanian Kornerupine 0.356ct loose stone Sale price¥49,800

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