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Sold out [Sales start on Friday, June 5th at 10 PM JST] Anime "Moriarty the Patriot" x Jewelry Specialty Store KARATZ Collaboration Acrylic Stand

[Sales start on Friday, June 5th at 10 PM JST] Anime "Moriarty the Patriot" x Jewelry Specialty Store KARATZ Collaboration Acrylic Stand

Sold out グランディディエライト原石 1石

1 stone grandidierite rough stone from Madagascar《Multiple purchase discount available》

Sold out [Sales End on Monday, October 13th] {Ships in approximately one week} TV Anime "The Apothecary Diaries" x KARATZ Collaboration Neko Neko Prostitute Earrings (Single Ear)

[Sales End on Monday, October 13th] {Ships in approximately one week} TV Anime "The Apothecary Diaries" x KARATZ Collaboration Neko Neko Prostitute Earrings (Single Ear)

Sold out セボンスター-×KARATZコラボ　リング　プレシャスモデル

[In Commemoration of Ametalk! Appearance | 4 Days Only | Sales End 7/5 (Sun)] Adult Cebo Star Vol. 1 Ring Precious Model (Pt950・K18YG・K18PG)

Sold out 北海道産ロードクロサイト1石ルース（6×4,オーバル）

1 stone loose rhodochrosite from Hokkaido (6×4, oval)

Sold out [Sales start on 9/25 (Thu) 22:00] TV anime "Date A Live V" x KARATZ collaboration Yatogami Tohka model ring

[Sales start on 9/25 (Thu) 22:00] TV anime "Date A Live V" x KARATZ collaboration Yatogami Tohka model ring

Sold out Let's try the gem mining experience "Do-it-yourself gem excavation experience set" 《7 types of gems》

Let's try the gem mining experience "Do-it-yourself gem excavation experience set" 《7 types of gems》

Sold out [Sales End on Monday, January 12th] TV Anime "Tokyo Ghoul" x KARATZ Collaboration Clear Postcard Set with New Illustrations

[Sales End on Monday, January 12th] TV Anime "Tokyo Ghoul" x KARATZ Collaboration Clear Postcard Set with New Illustrations

Sold out [Sales end 7/31] Bungo to Alchemist x KARATZ Collaboration Jewelry (Vol. 3) Bungo Ring [Kan Kikuchi Model Ring]

[Sales end 7/31] Bungo to Alchemist x KARATZ Collaboration Jewelry (Vol. 3) Bungo Ring [Kan Kikuchi Model Ring]

Sold out TV Anime "Date A Live V" × KARATZ Collaboration Jewelry Acrylic Stand (4 types in total)

TV Anime "Date A Live V" × KARATZ Collaboration Jewelry Acrylic Stand (4 types in total)

Sold out [Sales start on 9/25 (Thu) 22:00] TV anime "Date A Live V" x KARATZ collaboration Yatogami Tohka model ring

[Sales start on 9/25 (Thu) 22:00] TV anime "Date A Live V" x KARATZ collaboration Yatogami Tohka model ring

Sold out Gem Gacha💎 Cat Set (1 gemstone + 2 sapphires) {Multiple purchase discounts available}

Gem Gacha💎 Cat Set (1 gemstone + 2 sapphires) {Multiple purchase discounts available}

Sold out 宝石研磨に挑戦してみよう「自分で出来る原石磨きセット」（中級者向け：プレーナイト・葡萄石）

Let's try jewelry polishing "Do-it-yourself rough stone polishing set" (for intermediate users: playnite/grape stone)

Sold out **Sale Ends Monday, August 31st** Anime *Moriarty the Patriot* x Jewelry Store KARATZ Collaboration Acrylic Stand

**Sale Ends Monday, August 31st** Anime *Moriarty the Patriot* x Jewelry Store KARATZ Collaboration Acrylic Stand

Sold out Dragon Garnet 1 stone (3.0mm, round cut)《Discount available for multiple purchases》

Dragon Garnet 1 stone (3.0mm, round cut)《Discount available for multiple purchases》
Sold out アイスブルーカラーの合成モアッサナイト1石ルース（5mm,アイスブルー）

Ice blue color synthetic moissanite 1 stone loose (5mm, ice blue)《Multiple purchase discount available》

Sold out TV Anime "Magic Knight Rayearth" x KARATZ Collaboration Hard Card Set 30th Anniversary

TV Anime "Magic Knight Rayearth" x KARATZ Collaboration Hard Card Set 30th Anniversary

Sold out [Sales start on April 24 (Fri) at 10 PM] TV Anime "The Magical Girl and the Evil Lieutenant Who Disappeared From My Heart" x KARATZ Collaboration Magical Girl Inspired Necklace - Fakamori Byakuya Model -

[Sales start on April 24 (Fri) at 10 PM] TV Anime "The Magical Girl and the Evil Lieutenant Who Disappeared From My Heart" x KARATZ Collaboration Magical Girl Inspired Necklace - Fakamori Byakuya Model -

Sold out [Sales end on Monday, August 31] Anime Moriarty the Patriot x Jewelry Specialty Store KARATZ Collaboration Sherlock Model Ring/Ear Cuff

[Sales end on Monday, August 31] Anime Moriarty the Patriot x Jewelry Specialty Store KARATZ Collaboration Sherlock Model Ring/Ear Cuff

Sold out [Available from Friday, April 24th, 10 PM JST] TV Anime "The Magical Girl and Evil Spirit Used to Be Archenemies." x KARATZ Collaboration Original Illustration Can Mirror

[Available from Friday, April 24th, 10 PM JST] TV Anime "The Magical Girl and Evil Spirit Used to Be Archenemies." x KARATZ Collaboration Original Illustration Can Mirror

Sold out [Sales End on Monday, January 12th] TV Anime "Tokyo Ghoul" x KARATZ Collaboration Clear File with New Illustration

[Sales End on Monday, January 12th] TV Anime "Tokyo Ghoul" x KARATZ Collaboration Clear File with New Illustration

Sold out 1 stone of Hokkaido rhodochrosite (5 x 3 mm, pear-shaped cut)《Discount available for multiple purchases》

1 stone of Hokkaido rhodochrosite (5 x 3 mm, pear-shaped cut)《Discount available for multiple purchases》

Sold out 化石採掘体験に挑戦してみよう「自分で出来る化石発掘体験セット」

Let's try the fossil mining experience "Do-it-yourself fossil excavation experience set" + bonus of fossil stickers, simple black light, and amber (copal) [Multiple purchase discounts available]

Sold out TV Anime "Magic Knight Rayearth" x KARATZ Collaboration Glitter Can Badge 30th Anniversary

TV Anime "Magic Knight Rayearth" x KARATZ Collaboration Glitter Can Badge 30th Anniversary

Sold out [Sakura Shape Jewelry] Hanakoromo (Ring/Silver)

[Sakura Shape Jewelry] Hanakoromo (Ring/Silver)

Sold out 「決定版 アンカットダイヤモンド」サイン入り初版本 ＆ダイヤモンド原石（グリーン蛍光）2点セット

"Definitive Uncut Diamond" by Kyoichi Suwa, signed first edition & 2-piece set of diamonds (hexagonal cut)

Sold out クリソベリルキャッツアイ 1石（2月新誕生石）

Chrysoberyl Cat's Eye 1 stone (February new birthstone)

Sold out Brazilian Paraiba Tourmaline (Batalha Mine) Gacha 💎 Usually ¥45,800 With sorting, includes unheated. 《Multiple purchase discount available》

Brazilian Paraiba Tourmaline (Batalha Mine) Gacha 💎 Usually ¥45,800 With sorting, includes unheated. 《Multiple purchase discount available》

Sold out アイオライト原石・ルース 2石セット - カラッツSTORE

Iolite rough stone/loose 2 stone set《Multiple purchase discount available》

Sold out [Sales end July 31] Bungo to Alchemist x KARATZ Collaboration Jewelry Vol. 3: Bungo Ring [Edogawa Ranpo Model Ring]

[Sales end July 31] Bungo to Alchemist x KARATZ Collaboration Jewelry Vol. 3: Bungo Ring [Edogawa Ranpo Model Ring]

Sold out [Sales end 7/31] Bungo and Alchemist x KARATZ Collaboration Jewelry "Part 3" Bungo Ring [Sakunosuke Oda Model]

[Sales end 7/31] Bungo and Alchemist x KARATZ Collaboration Jewelry "Part 3" Bungo Ring [Sakunosuke Oda Model]

Sold out [Sales End on Monday, January 12th] TV Anime "Tokyo Ghoul" x KARATZ Collaboration Part 2: Newly Illustration Merchandise - Random Hard Cards (12 Types)

[Sales End on Monday, January 12th] TV Anime "Tokyo Ghoul" x KARATZ Collaboration Part 2: Newly Illustration Merchandise - Random Hard Cards (12 Types)

Sold out 宝石研磨に挑戦してみよう「自分で出来る原石磨きセット」（初心者向け：ネオンブルーアパタイト）

Let's try gemstone polishing "Do-it-yourself rough stone polishing set" (for beginners: neon blue apatite)

Sold out [Sold out] "TSUKIUTA." Movie version RABBITS KINGDOM THE MOVIE x KARATZ collaboration Bunny ear ring "White Rabbit Kingdom"

[Sold out] "TSUKIUTA." Movie version RABBITS KINGDOM THE MOVIE x KARATZ collaboration Bunny ear ring "White Rabbit Kingdom"

Sold out [Sold out] "TSUKIUTA." Movie version RABBITS KINGDOM THE MOVIE x KARATZ collaboration Bunny ear ring "Black Rabbit Kingdom"

[Sold out] "TSUKIUTA." Movie version RABBITS KINGDOM THE MOVIE x KARATZ collaboration Bunny ear ring "Black Rabbit Kingdom"

Sold out 【5/20 22時販売】ユーパーライト 1石 （平均28ct）原石《複数購入割引有》 - カラッツSTORE

Yooperlite, 1 stone, approx. 20ct–25ct (Michigan, USA) 《Multi-buy discount》
Sold out Set of 2 Tanzanite stones from Tanzania (2mm, round cut) {Multiple purchase discount available}

Set of 2 Tanzanite stones from Tanzania (2mm, round cut) {Multiple purchase discount available}
Sold out [Limited to 11 Stones] Madagascar Sapphire Gacha (including bicolor and silky colors, 3.5~5.4mm) [Multi-purchase discount available]

[Limited to 11 Stones] Madagascar Sapphire Gacha (including bicolor and silky colors, 3.5~5.4mm) [Multi-purchase discount available]
Sold out Bicolor Gacha including Brazilian parti-colored Paraiba tourmaline (CuO: 1.7%, MnO: 2.9%), bicolor sapphire, bicolor tourmaline, and specially cut bicolor fluorite, normally 79,800 JPY (multiple purchase discount available)

Bicolor Gacha including Brazilian parti-colored Paraiba tourmaline (CuO: 1.7%, MnO: 2.9%), bicolor sapphire, bicolor tourmaline, and specially cut bicolor fluorite, normally 79,800 JPY (multiple purchase discount available)
Sold out Garnet Gacha (Round Cut, 2.5mm) Cut by American Master Polisher KEN 《Bulk Purchase Discount Available》

Garnet Gacha (Round Cut, 2.5mm) Cut by American Master Polisher KEN 《Bulk Purchase Discount Available》
Sold out 《Limited to 21 Stones》Russian Demantoid Garnet Gacha with Beautiful Horsetail Inclusions, usually ¥69,800《Multiple Purchase Discount Available》

《Limited to 21 Stones》Russian Demantoid Garnet Gacha with Beautiful Horsetail Inclusions, usually ¥69,800《Multiple Purchase Discount Available》

Sold out 《Limited to 12 Stones》Iolite Gacha including Konpeito-cut Golden Iolite, normally 27,800 yen (with a bonus cut by Mr. Sanje)《Multiple Purchase Discount Available》

《Limited to 12 Stones》Iolite Gacha including Konpeito-cut Golden Iolite, normally 27,800 yen (with a bonus cut by Mr. Sanje)《Multiple Purchase Discount Available》
Sold out [Limited to 10 stones] Brazilian Scolite (average 3ct) [Multi-buy discount available]

[Limited to 10 stones] Brazilian Scolite (average 3ct) [Multi-buy discount available]
Sold out 《Limited to 20 stones》Demantoid Garnet Gacha, including Russian demantoid garnets, normally priced at 69,800 yen 《Multiple purchase discount available》

《Limited to 20 stones》Demantoid Garnet Gacha, including Russian demantoid garnets, normally priced at 69,800 yen 《Multiple purchase discount available》
Sold out A single loose pink diamond, including a fancy pink diamond, normally priced at 39,800 yen (multiple purchase discounts available)

A single loose pink diamond, including a fancy pink diamond, normally priced at 39,800 yen (multiple purchase discounts available)

Sold out Pink Diamond Gacha💎 (Includes two Fancy Intense 0.063ct diamonds with a medium-sized gemstone, normally priced at ¥98,000, and two Fancy Purplish Pink 1.7mm 0.021ct diamonds) {Multiple purchase discounts available}

Pink Diamond Gacha💎 (Includes two Fancy Intense 0.063ct diamonds with a medium-sized gemstone, normally priced at ¥98,000, and two Fancy Purplish Pink 1.7mm 0.021ct diamonds) {Multiple purchase discounts available}
Sold out Limited to 15 stones: One loose, unheated silky pink sapphire from Vietnam (2.5mm, round cut) [Multiple purchase discounts available]

Limited to 15 stones: One loose, unheated silky pink sapphire from Vietnam (2.5mm, round cut) [Multiple purchase discounts available]

Sold out Limited to 10 stones: Brazilian Bicolor Tourmaline (Baguette Cut) - 1 loose stone. Discounts available for multiple purchases.

Limited to 10 stones: Brazilian Bicolor Tourmaline (Baguette Cut) - 1 loose stone. Discounts available for multiple purchases.

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.