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Red beryl 0.173ct loose Sale price¥38,800

Red beryl 0.136ct loose Sale price¥29,800

Red beryl 0.131ct loose Sale price¥28,800

Red beryl 0.098ct loose Sale price¥22,800

Red beryl 0.094ct loose Sale price¥18,800

Red beryl 0.173ct loose Sale price¥29,800

Red beryl 0.181ct loose Sale price¥35,800

Emerald 0.111ct loose Sale price¥14,800

Red beryl 0.109ct loose Sale price¥24,800

Red beryl 0.102ct loose Sale price¥19,800

Red beryl 0.098ct loose Sale price¥22,800

Red beryl 0.310ct loose Sale price¥45,800

Sold out クリソベリルキャッツアイ 1石(2月新誕生石)
Sold out ブルーベリル(マシシベリル)&ミントグリーンベリル2石セット
Sold out 【宝石商の道具】冷却ヒビ入れ染色クォーツ・天然エメラルド見分け2点セット - KARATZ STORE|カラッツSTORE
Sold out Includes phosphophyllite, red beryl 0.1ctup, pink diamond (FANCY LIGHT PURPLISH PINK), etc. Gem gacha 1 stone {Multiple purchase discount available}
Sold out Brazilian Rainbow Aquamarine (Iridescent Aquamarine) Loose Stone (Heart Shape) (Multiple Purchase Discounts Available)
Sold out 【8/23 22時販売】《限定8石》ブラジル産レインボーアクアマリン1石ルース(ペアシェイプ)《複数購入割引有》
Sold out [Available at 10 PM on August 13th] [Limited to 9 stones] One loose Brazilian rainbow aquamarine (oval cut, average 0.8 carats) [Multiple purchase discounts available]
Sold out [Available at 10 PM on August 10th] Brazilian Rainbow Aquamarine Loose Stone (Iridescent Aquamarine) {Multiple Purchase Discounts Available}
Sold out Morganite raw stone + 2 loose pieces (orange/pink, approx. 6 x 4 mm) 3-piece set《Multiple purchase discount available》
Sold out ブラジル産レインボーアクアマリン 3.308ctルース
Sold out ブラジル産レインボーアクアマリン 0.868ct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.

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の取り組みと社会貢献

業界発展のための後進育成や事業協力、宝石の国スリランカの子どもたちへの支援活動など、KARATZの取り組みについてご紹介いたします。

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.