【11/15 22時販売】《限定8石》ブラジル産アメトリン1石ルース（コンケーブカット,平均10ct）《複数購入割引有》
Sale price¥5,980
【11/15 22時販売開始】《限定9石》ストライプ水晶1石ルース（ロッククリスタル,平均26ct）《複数購入割引有》
Sale price¥2,980
【11/15 22時販売】《限定7石》マダガスカル産カラーレスアパタイト1石ルース（全石鑑別書付き,平均0.60ct）《複数購入割引有》
Sale price¥4,980
Sapphire from Madagascar 4.5mm/0.414ct loose
Sale price¥12,800
Sapphire from Madagascar 4.3mm/0.398ct loose
Sale price¥12,800
Hot Pink Spinel 0.203ct Loose (Mahenge Spinel)
Sale price¥8,800
Pink sapphire from Mozambique 0.213ct loose (hot pink sapphire)
Sale price¥9,800
Synthetic Moissanite 0.632ct loose stone (tie cut)
Sale price¥3,980
Synthetic Moissanite 0.509ct loose stone (tie cut)
Sale price¥3,980
Colombian trapiche emerald (reverse trapiche) 0.196ct loose
Sale price¥15,800
Colombian trapiche emerald (reverse trapiche) 0.094ct loose
Sale price¥9,800
Spanish Andalusite 0.317ct loose stone
Sale price¥3,980
Andalusite 0.293ct loose stone
Sale price¥3,980
Andalusite 0.192ct loose stone
Sale price¥2,980
Brazilian bicolor tourmaline 4.782ct loose
Sale price¥39,800
Red Beryl 2.9mm/0.096ct loose
Sale price¥25,800
Pink spinel 3.208ct loose
Sale price¥98,000
【11/15 22時販売】GGG（ガドリウムガリウムガーネット） 6.4mm/2.380ctルース
Sale price¥18,800
【11/17 22時販売】スリランカ産グリーンジルコン 0.734ctルース
Sale price¥12,800
【11/14 22時販売】ブラジル産ローズアメジスト 0.793ctルース
Sale price¥15,800
【11/14 22時販売】アフガニスタン産クンツァイト 3.973ctルース
Sale price¥12,800
【11/14 22時販売】【猫カット】ブラジル産ホワイトカルセドニー 0.707ctルース
Sale price¥8,800
![[12544901 published] Bicolor sapphire 1.000ct loose](http://store.karatz.jp/cdn/shop/files/PB161173_7034ec3b-b244-4ccc-9e00-7155ef6103f5.jpg?v=1763260960&width=3249)
[12544901 published] Bicolor sapphire 1.000ct loose
Sale price¥15,800
[12544897 published] Bicolor sapphire 1.341ct loose
Sale price¥29,800
[12544896 published] Sapphire 0.566ct loose
Sale price¥25,800
[12544888 published] Bicolor sapphire 0.704ct loose
Sale price¥14,800
Red beryl 0.173ct loose
Sale price¥29,800
Red beryl 0.136ct loose
Sale price¥25,800
Red beryl 0.131ct loose
Sale price¥19,800
【11/10 22時販売】アメリカ産ノンオイルレッドベリル 0.060ctルース GIA
Sale price¥128,000
【11/10 22時販売】マダガスカル産シルキーピンクサファイア 1.050ctルース GIT
Sale price¥128,000
【11/10 22時販売】モザンビーク産ルビー 3.4mm/0.139ctルース
Sale price¥25,800
コロンビア産ノンオイルエメラルド 0.290ctルース GIA
Sale price¥188,000
【11/8 22時販売】《限定4石》カービングガチャ（ピンクトルマリン,平均3.4ct） 1石ルース《複数購入割引有》
Sale price¥3,980
【11/8 22時販売】《限定9石》カービングガチャ（オパール、トルマリン、ツァボライトガーネット） 1石ルース《複数購入割引有》
Sale price¥2,980
【11/8 22時販売】《限定7石》インド産アイオライトサンストーン1石ルース (サンジェ氏のカスタムカット) 《複数購入割引有》
Sale price¥5,980
Yellow sapphire from Madagascar 0.232ct loose
Sale price¥6,980
Yellow sapphire from Madagascar 0.207ct loose
Sale price¥6,980
Madagascar sapphire 0.205ct loose
Sale price¥7,980
[11/9 22:00 Sale] Ethiopian Sunstone 0.505ct Loose
Sale price¥8,800
[11/9 22:00 Sale] [Cat Cut] Thai Sapphire 5.255ct Loose
Sale price¥15,800
![[12560877] Afghanistan Hackmanite 0.105ct Loose Stone](http://store.karatz.jp/cdn/shop/files/PB067961_d331b60a-ac69-4216-a0ae-a9329dae5041.jpg?v=1763251710&width=3309)
[12560877] Afghanistan Hackmanite 0.105ct Loose Stone
Sale price¥15,800
![[12560874] Afghanistan Hackmanite 0.105ct Loose Stone](http://store.karatz.jp/cdn/shop/files/PB067823_dafd4143-0f7a-4c9d-b1d4-7b504cda4ec4.jpg?v=1763251783&width=3166)
[12560874] Afghanistan Hackmanite 0.105ct Loose Stone
Sale price¥15,800
[12560852] Russian Phenakite 0.899ct Loose Stone
Sale price¥39,800
[12560850] Russian Phenakite 0.520ct Loose Stone
Sale price¥24,800
Green sapphire from Madagascar 0.199ct loose
Sale price¥6,980
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.
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.