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Solo (Simple Order Pinky Ring Frame) Sale priceFrom ¥55,800

【宝石商の道具】ペンライト（原石向け）・原石2点セット - KARATZ STORE｜カラッツSTORE

[Jeweler's Tools] Penlight (for rough stones), 2-piece set of rough stones Sale price¥4,980

Synthetic moissanite 1 stone loose (mint green, pear shape cut, 5 x 7 mm, moissanite)《Multiple purchase discount available》 Sale price¥3,980

Diamond 1.2mm (VS class, DG color, round cut, melee diamond) 1 loose stone {Multiple purchase discounts available} Sale price¥1,980

H&C (Hearts & Cupids) Diamond 1.2mm Loose (VS Class, DG Class, Melee Diamonds) {Multiple Purchase Discounts Available} Sale price¥3,980

"PSYCHO-PASS" x KARATZ Collaboration Jewelry: Public Safety Bureau Criminal Investigation Division Device-Inspired Ring with Enforcer Design [Kagari Shusei Model] "Orange-Brown Zircon" Sale priceFrom ¥25,800

1 stone of Brazilian blue tourmaline (3 x 4 mm pear shape/oval cut/3 x 5 mm pear shape/4 x 5 mm oval cut)《Discount available for multiple purchases》 Sale priceFrom ¥2,980

TV anime "Shinkalion Change the World" x KARATZ collaboration postcard Sale price¥1,320

Additional charge: K18YG (base metal) + 10,000 yen Sale price¥10,000

『Free!-the Final Stroke-』×KARATZコラボ　雫ペンダント

"Free! -the Final Stroke-" x KARATZ Collaboration Droplet Pendant (Silver) Sale price¥27,800

Gemstone encyclopedia playing cards + a lucky bag containing four gemstones (worth 10,000 yen) Sale price¥6,000

Book "Gemstone Encyclopedia" (KARATZ, editor: Keiichiro Koyama) Sale price¥2,640

[Sales start on Friday, October 31st at 10:00 PM] New anime "Hell Teacher Nube" x KARATZ collaboration original sticker set Sale price¥1,320

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) Sale price¥2,980

ピンクオパール・ブルーオパール2石セット（小・大サイズ） - KARATZ STORE｜カラッツSTORE

Pink opal/blue opal 2 stone set (small/large size)《Discount available for multiple purchases》 Sale priceFrom ¥1,980

Fukuoka SoftBank Hawks "Young Hawk Ring" - Single Type | SV925 Yellow Chalcedony - Sale price¥12,900

"PSYCHO-PASS PROVIDENCE" x KARATZ collaboration SPINEL logo motif pendant Sale price¥25,800

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：ホワイトラブラドライト）

Let's try gemstone polishing "Do-it-yourself rough stone polishing set" (for intermediate users: white labradorite) Sale price¥3,980

Bezel setting (Fukurin) + 5,000 yen Sale price¥5,000

【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

Euperlite 1 stone approx. 20ct-25ct (Michigan, USA) {Multiple purchase discount} Sale price¥1,980

TV anime "Magic Knight Rayearth" x KARATZ collaboration acrylic stand Sale price¥2,420

『Free!-the Final Stroke-』×KARATZコラボ　イワトビちゃんペンダント

"Free! -the Final Stroke-" x KARATZ Collaboration Iwatobi-chan Pendant (Silver) Sale price¥25,800

Indian Andesine Labradorite (hexagonal cut, 3 x 5mm) 1 stone (discount available for multiple purchases) Sale price¥2,980

[On sale from 10:00 PM on Friday, November 21st] TV Anime "Once Upon a Time, Magical Girls and Evil Were Enemies" x KARATZ Collaboration Magical Girl-Themed Necklace - Mimori Byakuya Model - Sale priceFrom ¥11,800

TV anime "Shinkalion Change the World" x KARATZ collaboration acrylic key chain Sale price¥990

1 Ruby from Greenland (round cut, 1.2mm)《Discount available for multiple purchases》 Sale price¥2,280

Legato "Semi-custom ring setting" Sale price¥89,800

[On sale from 10:00 PM on Friday, November 21st] TV anime "Magical Girls and Evil Were Once Enemies" x KARATZ collaboration tin mirror featuring newly drawn illustration Sale price¥770

Set of 2 Tanzanite stones from Tanzania (2mm, round cut) {Multiple purchase discount available} Sale price¥1,580

1 American Herkimer Diamond (rock crystal) 💎 (child-bearing type)《Multiple purchase discount available》 Sale price¥2,980

Benitoite 1 stone (round cut, 2.0mm)《Multiple purchase discount available》 Sale price¥12,800

Euperlite 1 stone approx. 15ct-20ct (Michigan, USA) {Multiple purchase discount} Sale price¥2,580

Additional fee +5,000 yen Sale price¥5,000

Lab-grown ice blue diamond set of two (synthetic diamond, VS class equivalent, 1mm) {Multiple purchase discount available} Sale price¥1,580

Limited Quantity: 1 Dragon Garnet (4.0mm, Round Cut) Sale price¥5,980

Green Diamond (Treatment) 1 stone (approx. 1.3mm)《Multiple purchase discount available》 Sale price¥3,580

[Sales start on Friday, October 31st at 10:00 PM] New anime "Hell Teacher Nube" x KARATZ collaboration original random acrylic keychains Sale priceFrom ¥770

[Final Orders Accepted - On Sale November 21st (Fri) at 10 PM] Limited to 30 Coins: "PSYCHO-PASS: PROVIDENCE" x KARATZ Collaboration Pure Gold (24K) Coin Sale price¥358,000

American Anthill Garnet (Chrome Pyrope Garnet) 1 Stone Loose (Princess Cut, 2.5mm) {Multiple Purchase Discounts Available} Sale price¥2,980

Synthetic moissanite 1 stone loose (blue moissanite, 1.2mm)《Multiple purchase discount available》 Sale price¥1,000

Malachite 2 stone set loose (6 x 8mm, pear shape cut)《Multiple purchase discount available》 Sale price¥1,000

Gem Gacha💎 Lepidolite in Quartz 1 stone《Multiple purchase discount available》 Sale price¥3,980

1 Dragon Garnet (3.5mm, round cut) {Multiple purchase discounts available} Sale price¥3,980

1 stone loose pink spinel (princess cut, approx. 2.5mm)《Discount available for multiple purchases》 Sale price¥2,980

Additional fee + 10,000 yen Sale price¥10,000

Synthetic moissanite 1 stone loose (mint green, oval cut, 6 x 4 mm, moissanite)《Multiple purchase discount available》 Sale price¥3,980

Vivace "Semi-custom ring setting" Sale price¥89,800

Brazilian rutilated quartz (rutile/rutile quartz (rutilated quartz)) 1 loose stone (6.0-6.5mm, for beginners) {Multiple purchase discounts available} Sale price¥2,580

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.