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Sold out 【12560350掲載】ジンバブエ産ユークレース 0.138ctルース
Sold out Paraiba tourmaline from Brazil 0.066ct loose
Sold out マダガスカル産アンデシン・ラブラドライト(通称名 レインボームーンストーン) 0.570ctルース
Sold out マダガスカル産アンデシン・ラブラドライト(通称名 レインボームーンストーン) 0.666ctルース
Sold out アメリカ産レッドベリル 0.143ctルース
Sold out アメリカ産レッドベリル 0.115ctルース
Sold out ダイヤモンド 0.126ctルース(F, VS2)
Sold out ダイヤモンド 0.096ctルース(D, SI1)
Sold out Cornflower Blue Sapphire 0.680ct Loose AIGS
Sold out Australian black opal 3.148ct loose
Sold out Australian black opal 0.435ct loose stone
Sold out Brazilian bicolor tourmaline 1.016ct loose stone
Sold out Sri Lankan Yellow Sapphire 0.526ct Loose
Sold out 1.091ct loose Australian black opal
Sold out Loose Brazilian Medusa Quartz (Paraiba Quartz) 0.748ct
Sold out Afghan Kunzite 5.6mm/0.897ct Loose
Sold out Brazilian Dumortierite in Quartz 1.736ct Loose
Sold out ブラジル産ティンカーベルクォーツ(ピンクファイヤークォーツ) 6.004ctルース
Sold out モンゴル産アンデシン 1.354ctルース
Sold out Madagascar Sapphire 4.6mm/0.472ct Loose
Sold out パキスタン産オイルインクォーツ 0.325ctルース
Sold out パキスタン産オイルインクォーツ 0.361ctルース
Sold out 【12546496掲載】ベトナム産非加熱シルキーピンクサファイア 0.161ctルース
coming soon チベット産バイカラーアンデシン 1.856ctルース
coming soon Myanmar orange jade (jade) 0.531ct loose
Sold out 18K Yellow Gold Lavender Tanzanite 3.5mm/0.211ct Diamond Ring
Sold out インド産カバンサイト 2.163ctルース
Sold out タンザニア産レピドライト 1.035ctルース
Sold out Kunzite from Afghanistan 0.971ct loose stone
Sold out 0.168ct Unheated Silky Pink Sapphire from Vietnam
Sold out 0.218ct Unheated Silky Pink Sapphire from Vietnam
Sold out Cambodian Blue Zircon (Ratanakiri Blue) 0.537ct Loose
Sold out Tanzanian Almandine Garnet 0.586ct Loose
Sold out Hessonite Garnet from Sri Lanka 0.530ct Loose Gemstone
Sold out Hessonite Garnet from Sri Lanka 0.681ct Loose
Sold out Mali Garnet (Grossular/Andradite Garnet) from Mali 0.359ct Loose Stone
Sold out Russian Phenakite 0.615ct Loose Stone
Sold out Canadian rough diamond (sawable) 0.099ct rough with trigon
Sold out Golden Hill Turquoise from Kazakhstan, 2.235ct loose stone
Sold out American benitoite 0.076ct loose
Sold out Madagascar Bekily Blue Garnet (Color Change Garnet) 0.132ct Loose Stone
Sold out Bekiri Blue Garnet (Color Change Garnet) from Madagascar 0.150ct Loose
Sold out 0.915ct Loose Ludwigite in Peridot from Pakistan
Sold out Sri Lankan green zircon 0.312ct loose stone
Sold out Mexican fire opal 0.235ct loose (facet cut)
Sold out 奈良県天川村産レインボーガーネット(アンドラダイトガーネット) 1.447ctルース
Sold out トリフィライトインクォーツ 13.378ctルース
Sold out パイライトインクォーツ 34.864ct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'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.