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coming soon [On sale from 10pm on 2/22] Limited quantity: Pakistani Veirinite (Baylinenite) 1 stone loose
coming soon [On sale at 10pm on 2/22] {Limited to 2 stones} {New in Tucson} 1 loose Brazilian dendritic quartz stone (average 2.6ct) {Multiple purchase discounts available}
coming soon [On sale from 10pm on 2/23] [Limited to 4 stones] [New in Tucson] 1 loose Brazilian dendritic quartz stone (average 4.5ct) [Multiple purchase discounts available]
coming soon [On sale at 10pm on 2/22] {Limited to 12 pieces} Diamond Gacha💎1 London Blue Diamond Loose (VS class equivalent, 2.0~3.2mm) {Multiple purchase discounts available}
coming soon [On sale from 10pm on 2/23] [Limited to 9 stones] [New in Tucson] 1 loose Australian rainbow lattice sunstone [Multiple purchase discounts available]
coming soon 【2/24 22時販売】《限定6石》《ツーソン新着》ブラジル産レインボーアクアマリン1石ルース(5.0-5.5mm,ラウンドカット)《複数購入割引有》
coming soon 【2/24 22時販売】《限定9石》ダイヤガチャ💎トリートメントダイヤモンド1石ルース(アイスブルー、パープルなど/1.7-3.0mm)《複数購入割有り》
coming soon 【2/24 22時販売】《限定7石》ダイヤガチャ💎アイスブルーダイヤモンド(VS-SIクラス相当,2-2.7mm)1石ルース《複数購入割引有》
coming soon [On sale at 10pm on 2/22] 0.392ct loose kornerupine from Tanzania
coming soon [On sale at 10pm on 2/22] 0.172ct loose kornerupine from Tanzania
coming soon [On sale at 10pm on 2/22] Sri Lankan Blue Spinel 0.519ct Loose
coming soon 【12542772掲載】アメリカ産レッドベリル 0.140ctルース
coming soon オーストラリア産レインボーラティスサンストーン 0.569ctルース
coming soon 【12542906掲載】アメリカ産オレゴンサンストーン 1.455ctルース
coming soon オーストラリア産レインボーラティスサンストーン 0.811ctルース
coming soon 【12550184掲載】タンザナイト 0.269ctルース
coming soon 【12553151掲載】タンザニア産タンザナイト 0.342ctルース
coming soon [On sale 2/23 at 10pm] Colombian emerald 3.0mm/0.093ct loose stone
coming soon コロンビア産エメラルド 0.207ctルース
coming soon コロンビア産エメラルド 0.126ctルース
coming soon 【12557734掲載】ブラジル産メデューサクォーツ(パライバクォーツ) 2.147ctルース
coming soon 【12555784掲載】イエローダイヤモンド 0.551ctルース
Sold out ホーランダイトインアメジスト 5.457ct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.