Today's new arrivals

パイロープ・スペサルティンガーネット（カラーチェンジガーネット） 1.234ctルース

[E_27 Yurakucho Marui Take-out] Pyrope-Spessartine Garnet (Color Change Garnet) 1.234ct Loose Sale price¥35,800

パイロープ・スペサルティンガーネット（カラーチェンジガーネット） 1.171ctルース

[E_27 Yurakucho Marui Take-out] Pyrope-Spessartine Garnet (Color Change Garnet) 1.171ct Loose Sale price¥35,800

[E_27 Yurakucho Marui Take-out] Bicolor Sapphire 0.856ct Loose Sale price¥22,800

【KEN氏】スペイン産スファレライト 1.320ctルース - カラッツSTORE

[E_27 Yurakucho Marui Take-out] Spanish Sphalerite 1.320ct Loose Sale price¥29,800

[E_27 Yurakucho Marui Take-out] Unheated Sapphire 2.430ct Loose GIA Sale price¥298,000

【KEN氏】カンボジア産ブルージルコン 1.410ctルース - カラッツSTORE

[E_27 Yurakucho Marui Take-out] Cambodian Blue Zircon 1.410ct Loose Sale price¥12,800

[E_27 Yurakucho Marui] Color change andesine 1.90ct loose stone Sale price¥29,800

[E_27 Yurakucho Marui Take-out] Star Sapphire 2.580ct Loose Sale price¥14,800

[E_27 Yurakucho Marui Takeout] Star Spinel 1.210ct Loose Sale price¥15,800

[E_27 Yurakucho Marui Take-out] Thai Pigeon Blood Ruby 0.380ct Loose AIGS Sale price¥59,800

[E_27 Yurakucho Marui Take-out] Montebrassite 0.380ct Loose Stone (Mint Green) Sale price¥5,980

[E_27 Yurakucho Marui Take-out] Malaya Garnet 0.972ct Loose Sale price¥14,800

ロシア産デマントイドガーネットキャッツアイ（ホーステール認む） 3mm/0.146ctルース

[E_27 Yurakucho Marui Takeout] Russian Demantoid Garnet Cat's Eye (Horsetail Recognized) 3mm/0.146ct Loose Sale price¥19,800

[E_27 Yurakucho Marui take-out] Sphene 0.590ct loose stone Sale price¥5,980

[E_27 Yurakucho Marui take-out] White sapphire 0.537ct loose stone Sale price¥19,800

[E_27 Yurakucho Marui Take-out] White sapphire 0.338ct loose stone Sale price¥12,800

[E_27 Yurakucho Marui Take-out] Ruby 0.213ct Loose Sale price¥8,800

[E_27 Yurakucho Marui Take-out] Bicolor Sapphire 0.263ct Loose Sale price¥39,800

Ethiopian oil-free emerald 0.32ct loose GIA Sale price¥148,000

[E_27 Yurakucho Marui take-out] Colombian emerald 2.680ct rough stone Sale price¥19,800

ロシア産デマントイドガーネットキャッツアイ（ホーステール認む） 0.147ctルース

[E_27 Yurakucho Marui Takeout] Russian Demantoid Garnet Cat's Eye (Horsetail Recognized) 0.147ct Loose 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

[E_27 Yurakucho Marui] [Dandelion Cut] Spinel 5.7mm Loose Stone {Collaboration} (Purplish Gray) with Patch Sale price¥59,800

[E_27 Yurakucho Marui Take-out] Bloodshot Iolite Sunstone 3.740ct Loose Sale price¥34,800

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） 1.070ctルース

[E_27 Yurakucho Marui Take-out] Andesine Labradorite (also known as Rainbow Moonstone) 1.070ct Loose Sale price¥15,800

[E_27 Yurakucho Marui Take-out] Aquamarine 1.210ct Loose Sale price¥12,800

[E_27 Yurakucho Marui Take-out] Aquamarine 0.940ct Loose Sale price¥12,800

[E_27 Yurakucho Marui Take-out] Trapiche Emerald 2.730ct Loose Sale price¥98,000

[E_27 Yurakucho Marui Take-out] Colombian emerald cat's eye 0.417ct loose stone Sale price¥59,800

[E_27 Yurakucho Marui Takeout] Russian Demantoid Garnet (Horsetail Certified) 0.145ct Loose Sale price¥39,800

[E_27 Yurakucho Marui Takeout] Russian Demantoid Garnet (Horsetail Certified) 0.291ct Loose Sale price¥79,800

[E_27 Yurakucho Marui Take-out] Colombian emerald 3.1mm/0.117ct loose stone Sale price¥29,800

イエローダイヤモンド（トリートメント） 0.247ctルース(FANCY INTENSE GREENISH YELLOW, SI2)

[E_27 Yurakucho Marui Take-out] Yellow Diamond (Treatment) 0.247ct Loose (FANCY INTENSE GREENISH YELLOW, SI2) Sale price¥24,800

Cornflower Blue Sapphire 4.9mm/0.55ct Loose AIGS Sale price¥128,000

[E_27 Yurakucho Marui Take-out] Russian Oil-Free Emerald 0.840ct Loose GIA Sale price¥248,000

スイートホーム産ロードクロサイト 0.835ctルース（プリンセスカット）日独産鑑付

[E_27 Yurakucho Marui take-out] Sweet Home rhodochrosite 0.835ct loose stone (princess cut) with Japanese and German certification Sale price¥59,800

[E_27 Yurakucho Marui Take-out] Apatite Cat's Eye 2.800ct Loose Sale price¥35,800

[E_27 Yurakucho Marui Take-out] Bicolor Sapphire 0.244ct Loose Sale price¥15,800

[E_27 Yurakucho Marui Takeout] Bicolor Spinel 1.17ct Loose Sale price¥79,800

[E_27 Yurakucho Marui Takeout] Pakistani Bicolor Sphene 1.44ct Loose (July Birthstone) Sale price¥79,800

[E_27 Yurakucho Marui Take-out] Aquamarine 9.00ct Loose Sale price¥148,000

【12523588掲載】ブラッドショットアイオライトサンストーン 1.110ctルース

[E_27 Yurakucho Marui Take-out] Bloodshot Iolite Sunstone 1.110ct Loose Sale price¥19,800

[E_27 Yurakucho Marui Take-out] Black Star Sapphire 1.090ct Loose Sale price¥8,800

[E_27 Yurakucho Marui Take-out] Alluraria black opal 2.530ct loose Sale price¥29,800

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