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Sold out 【さくらインカット】アルマンディンガーネット6mmルース ワッペン付 - カラッツSTORE
Sold out ブラジル産サンタマリアアクアマリン 0.166ctルース
Sold out Limited to 6 stones: Pakistani lazurite (average 0.046ct) 1 loose stone (multiple purchase discounts available)
Sold out Limited to 5 stones: Brazilian Dumortierite in Quartz 1 loose stone. Discounts available for multiple purchases.
Sold out Limited to 10 stones Gem gacha💎 Brazilian Paraiba tourmaline 1 stone loose (2.0-2.7mm) Multiple purchase discounts available
Sold out Limited to 6 stones: 1 Brazilian rainbow aquamarine loose stone (5.0-5.5mm, round cut) Multiple purchase discounts available
Sold out [Limited to 6 stones] 1 Brazilian rainbow aquamarine loose stone (average 1.0ct) [Multiple purchase discount available]
Sold out 《Limited to 8 items》 1 stone loose sapphire from Sri Lanka (heart shape, 5.5mm) 《Discount available for multiple purchases》
Sold out マダガスカル産グランディディエライト1石ルース(ラウンドカット,2mm)《複数購入割引有》
Sold out 《Limited to 7 stones》《For beginners》1 stone Bekily Blue Garnet from Madagascar (2.6-2.8mm)《Multiple purchase discount available》
Sold out 《Limited to 4 stones》1 Czech aragonite stone loose《Multiple purchase discount available》
Sold out ミントグリーンダイヤモンド1石ルース(トリリアントカット,SIクラス相当)《複数購入割引有》
Sold out インド産アレキサンドライトキャッツアイ1石ルース《複数購入割引有》
Sold out サファイア1石ルース(ロゼンジカット)《複数購入割引有》
Sold out Limited to 5 sets: German aventurine and Afghan aventurine, loose stone set (multiple purchase discounts available)
Sold out Sapphire Gacha💎 Montana sapphire 1 loose stone (green-blue, 3×4mm) {Multiple purchase discounts available}
Sold out Limited to 5 stones: 1 loose purple spinel from Tajikistan (multiple purchase discounts available)
Sold out Limited to 6 stones: 1 loose black diamond (rose cut, 5mm) Multiple purchase discounts available
Sold out Limited to 6 stones: Russian phenakite (round cut, 3.3mm) 1 loose stone. Discounts available for multiple purchases.
Sold out Brazilian Paraiba Quartz (Medusa Quartz, Giralite in Quartz) 1 loose stone {Multiple purchase discounts available}
Sold out Brazilian Indigolite Quartz 1 Loose Stone (Approx. 1.0ct) {Multiple Purchase Discounts Available}
Sold out Dunilite 1 loose stone with identification certificate for all stones {Multiple purchase discounts available}
Sold out 【さくらインカット】ティンカーベルクォーツ6.480ctルース - カラッツSTORE
Sold out グリーンランド産アイスルビー 1石(ハートシェイプ,4mm)
coming soon 【12554755掲載】オーストラリア産オパール 1.390ctルース

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.