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トラピッチェエメラルド 1.341ctルース

【11/5 22時販売】コロンビア産トラピッチェエメラルド 1.341ctルース Sale price¥6,980
ノンオイルエメラルド 1.070ctルース グベリン鑑別書

【11/4 22時販売】ノンオイルエメラルド 1.070ctルース グベリン鑑別書 Sale price¥698,000
Pt900 コロンビア産エメラルド 0.72ct リング

【11/4 22時販売】Pt900 コロンビア産エメラルド 0.72ct・ダイヤモンド0.61ctリング Sale price¥158,000
エメラルド 0.254ルース

【11/2 22時販売】エメラルド 0.254ctルース Sale price¥15,800
エメラルド 0.484ルース

【11/2 22時販売】エメラルド 0.484ctルース Sale price¥18,800
エメラルド 0.156ルース

【11/2 22時販売】エメラルド 0.156ctルース Sale price¥8,800
モルガナイト 1.296ctルース

【11/4 22時販売】ブラジル産モルガナイト 1.296ctルース Sale price¥8,800
エメラルドインクォーツ 2.810ctルース

【11/6 22時販売】ブラジル産エメラルドインクォーツ 2.810ctルース Sale price¥4,980
エメラルドインクォーツ 2.332ctルース

【11/6 22時販売】ブラジル産エメラルドインクォーツ 2.332ctルース Sale price¥3,980
スリランカ産クリソベリルキャッツアイ 0.519ctルース

【10/26 22時販売】スリランカ産クリソベリルキャッツアイ 0.519ctルース Sale price¥8,800
アクアマリン 0.454ctルース

【10/27 22時販売】ベトナム産アクアマリン 0.454ctルース Sale price¥6,980
アクアマリン 0.456ctルース

【10/27 22時販売】ベトナム産アクアマリン 0.456ctルース Sale price¥8,800
アクアマリン 0.600ctルース

【10/30 22時販売】モザンビーク産アクアマリン 0.600ctルース Sale price¥8,800
グリーンベリル 0.078ctルース

【10/24 22時販売】グリーンベリル 0.078ctルース Sale price¥5,980
コロンビア産エメラルド 1.020ct原石

[On sale at 10pm on 10/21] Colombian emerald 1.020ct rough stone Sale price¥29,800
ロシア産ノンオイルエメラルド 0.640ctルース GIA

[On sale at 10pm on 10/20] Russian oil-free emerald 0.640ct loose GIA Sale price¥198,000
コロンビア産エメラルド 3.1mm/0.097ctルース

[On sale at 10pm on 10/20] Colombian emerald 3.1mm/0.097ct loose stone Sale price¥22,800
パキスタン産エメラルド 0.341ctルース

[12555350] Pakistani emerald 0.341ct loose stone Sale price¥39,800
パキスタン産エメラルド 0.436ctルース

[12555349] Pakistani emerald 0.436ct loose stone Sale price¥49,800
【甲州貴石切子】ミルキーアクアマリン 5.20ctルース - カラッツSTORE

[10/17 22:00 Sale] [Koshu Precious Stone Cut] Milky Aquamarine from Brazil 5.20ct Loose Irodori [Collaboration] Patch Sale price¥79,800
[On sale at 10pm on 10/17] Colombian emerald 1.560ct loose stone

[On sale at 10pm on 10/17] Colombian emerald 1.560ct loose stone Sale price¥39,800
ブラジル産クリソベリルキャッツアイ 1.242ctルース

[On sale 10/12 at 10pm] Brazilian chrysoberyl cat's eye 1.242ct loose stone Sale price¥7,980
マダガスカル産アクアマリン 1.056ctルース

[On sale at 10pm on 14th October] Madagascar Aquamarine 1.056ct Loose Sale price¥19,800
アクアマリン 3.301ctルース

[On sale at 10pm on 15/10] Mozambique aquamarine 3.301ct loose stone Sale price¥59,800
コロンビア産トラピッチェエメラルド 0.629ctルース

[On sale at 10pm on 10/17] Colombian Trapiche Emerald 0.629ct loose stone Sale price¥34,800
ペツォッタイト原石 1石（ラズベリル）

Pezzotite rough stone from Madagascar 1 stone (raspberyl)《Multiple purchase discount available》 Sale price¥2,980
Aquamarine 2 stones (5mm, buff top)《Multiple purchase discount available》

Aquamarine 2 stones (5mm, buff top)《Multiple purchase discount available》 Sale price¥2,980
コロンビア産エメラルド ルース・原石2石セット（ラウンドカット3mm）

Colombian emerald loose rough stone set of 2 stones (round cut 3mm)《Multiple purchase discount available》 Sale price¥6,980
[On sale from 10/6 at 22:00] {Limited time sale} Brazilian Santa Maria aquamarine, 1 loose stone {Multiple purchase discounts available}

[On sale from 10/6 at 22:00] {Limited time sale} Brazilian Santa Maria aquamarine, 1 loose stone {Multiple purchase discounts available} Sale price¥1,580
Morganite raw stone + 2 loose pieces (orange/pink, approx. 6 x 4 mm) 3-piece set《Multiple purchase discount available》

Morganite raw stone + 2 loose pieces (orange/pink, approx. 6 x 4 mm) 3-piece set《Multiple purchase discount available》 Sale price¥6,980
Limited to 8 stones: 1 Brazilian aquamarine loose stone (cut by American polisher KEN) Multiple purchase discounts available

Limited to 8 stones: 1 Brazilian aquamarine loose stone (cut by American polisher KEN) Multiple purchase discounts available Sale price¥3,980
Aquamarine 1 stone loose (heart shape, 6 x 6mm)《Discount available for multiple purchases》

Aquamarine 1 stone loose (heart shape, 6 x 6mm)《Discount available for multiple purchases》 Sale price¥3,980
[On sale from 10pm on 9/1] {Limited to 8 stones} 1 cat cut Mozambique aquamarine loose stone (March birthstone, 5.5mm) {Multiple purchase discounts available}

[On sale from 10pm on 9/1] {Limited to 8 stones} 1 cat cut Mozambique aquamarine loose stone (March birthstone, 5.5mm) {Multiple purchase discounts available} Sale price¥6,980
コロンビア産エメラルドキャッツアイ1石ルース（平均0.35ct)《初めての方向け》

Colombian emerald cat's eye 1 stone loose (average 0.35ct)《For first-time users》《Multiple purchase discount available》 Sale price¥12,800
[On sale from 10pm on 9/1] Set of 2 April birthstone morganite rough stones and loose stones (from Nigeria) {Discounts for multiple purchases available} {For beginners}

[On sale from 10pm on 9/1] Set of 2 April birthstone morganite rough stones and loose stones (from Nigeria) {Discounts for multiple purchases available} {For beginners} Sale price¥3,980
[On sale from 10pm on September 1st] March birthstone, aquamarine rough and loose stone set of 2 (from Nigeria) {Multiple purchase discounts available} {For beginners}

[On sale from 10pm on September 1st] March birthstone, aquamarine rough and loose stone set of 2 (from Nigeria) {Multiple purchase discounts available} {For beginners} Sale price¥3,980
Limited to 15 stones: Mozambique aquamarine rough + 2 loose stones set. Discounts available for multiple purchases.

Limited to 15 stones: Mozambique aquamarine rough + 2 loose stones set. Discounts available for multiple purchases. Sale price¥2,980
モルガナイト1石（オーバルカット,5×7mm）《4月新誕生石》

Morganite 1 stone (oval cut, 5 x 7mm)《New birthstone for April》《Discount available for multiple purchases》 Sale price¥3,980
[On sale from 10pm on 9/14] {For beginners} Three major precious stone set💎 Ruby, sapphire, emerald 3 stone set {Multiple purchase discounts available}

[On sale from 10pm on 9/14] {For beginners} Three major precious stone set💎 Ruby, sapphire, emerald 3 stone set {Multiple purchase discounts available} Sale price¥6,980
コロンビア産ミントカラーエメラルド 0.198ctルース

Colombian mint color emerald 0.198ct loose stone Sale price¥6,980
コロンビア産トラピッチェエメラルド 1.494ctルース

[On sale 10/6 at 22:00] Colombian Trapiche Emerald 1.494ct loose stone Sale price¥69,800
ノンオイルエメラルド 1.030ctルース グベリン グベリン（Gübelin）鑑別書

[On sale from 10/5 at 22:00] Non-oil emerald 1.030ct loose stone Gübelin Gübelin certificate Sale price¥698,000
コロンビア産トラピッチェエメラルド 1.321ctルース

[On sale from 10/5 at 22:00] Colombian emerald 1.321ct loose stone (some trapiche emeralds) Sale price¥98,000
#VALUE!

[On sale from 10/4 at 10pm] [Sakura Shape] Blue Beryl (Mashish Beryl) 7.0mm/1.153ct [Collaboration] Loose Patch Sale price¥45,800
ブラジル産エメラルド 1844ct原石

[On sale 10/3 at 22:00] Brazilian emerald 1844ct rough stone Sale price¥39,800
K18YGクリソベリルキャッツアイ0.69 リング

[On sale from 10/5 at 22:00] K18YG Sri Lankan chrysoberyl cat's eye 0.69ct chrysoprase ring Sale price¥79,800
ブラジル産エメラルド 3mm/0.090ctルース

[On sale 10/2 at 10pm] Brazilian emerald 3mm/0.090ct loose stone Sale price¥15,800
[On sale 10/2 at 10pm] American red beryl 0.092ct loose stone

[On sale 10/2 at 10pm] American red beryl 0.092ct loose stone Sale price¥19,800

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.

KARATZ・Five Commitments