diamond loose

This is a list of loose diamonds.

Sort by
[On sale from 10pm on March 20th] Limited to 10 stones, 1 London Blue Diamond Loose (VS-SI class equivalent, 1.8mm) [Multiple purchase discounts available]

[On sale from 10pm on March 20th] Limited to 10 stones, 1 London Blue Diamond Loose (VS-SI class equivalent, 1.8mm) [Multiple purchase discounts available] Sale price¥1,980
[On sale from 10pm on March 16th] Limited to 9 stones, 1 London Blue Diamond loose (VS-SI class equivalent, 2.0mm) [Multiple purchase discounts available]

[On sale from 10pm on March 16th] Limited to 9 stones, 1 London Blue Diamond loose (VS-SI class equivalent, 2.0mm) [Multiple purchase discounts available] Sale price¥2,980
シルキーダイヤモンド 2.7mm/0.086ctルース

[On sale 3/3 at 10pm] Silky Diamond 2.7mm/0.086ct Loose Sale price¥14,800
ダイヤモンド 2.5mm/0.057ctルース（VSクラス相当,ハートシェイプ）

[On sale 3/7 at 10pm] Diamond 2.5mm/0.057ct loose stone (VS class equivalent, heart shape) Sale price¥12,800
ブラウンダイヤモンド 0.554ctルース (カボションカット,SIクラス相当)

[On sale at 10pm on 2/28] Brown diamond 0.554ct loose (cabochon cut, SI class equivalent) Sale price¥69,800
H&C(ハート&キューピッド)ダイヤモンド2mmルース - カラッツSTORE

[On sale 3/8 at 10pm] H&C (Hearts & Cupids) Diamond 2.0mm Loose (VS Class, DG Class, 2mm Melee Diamonds) {Multiple Purchase Discounts Available} Sale price¥7,980
Diamond 2mm (VS class, DG color, round cut, melee diamond 2.0mm) 1 loose stone {Multiple purchase discounts available}

Diamond 2mm (VS class, DG color, round cut, melee diamond 2.0mm) 1 loose stone {Multiple purchase discounts available} Sale price¥5,580
H&C(ハート&キューピッド)ダイヤモンド1.2mmルース - カラッツSTORE

H&C (Hearts & Cupids) Diamond 1.2mm Loose (VS Class, DG Class, Melee Diamonds) {Multiple Purchase Discounts Available} Sale price¥3,980
Diamond 1.2mm (VS class, DG color, round cut, melee diamond) 1 loose stone {Multiple purchase discounts available}

Diamond 1.2mm (VS class, DG color, round cut, melee diamond) 1 loose stone {Multiple purchase discounts available} Sale price¥1,980
プリンセスカットダイヤモンド 2.0mm ルース（VSクラス相当）

Princess cut diamond 2.0mm loose (equivalent to VS class)《Multiple purchase discount available》 Sale price¥8,800
[On sale from 10pm on 12/7] {Limited to 40 stones} Salt and pepper diamond (2mm, melee diamond) 1 loose stone {Multiple purchase discounts available}

[On sale from 10pm on 12/7] {Limited to 40 stones} Salt and pepper diamond (2mm, melee diamond) 1 loose stone {Multiple purchase discounts available} Sale price¥2,980
カナリーイエローダイヤモンド1石ルース（VS-SI）《複数購入割引有》

《Limited to 18 stones》Canary yellow diamond 1 stone loose (VS-SI)《Multiple purchase discount available》 Sale price¥5,980
[On sale from 10pm on 2/11] Diamond Gacha💎1 London Blue Diamond Loose (VS~SI class equivalent, taper cut or bucket cut, treated) {Multiple purchase discounts available}

[On sale from 10pm on 2/11] Diamond Gacha💎1 London Blue Diamond Loose (VS~SI class equivalent, taper cut or bucket cut, treated) {Multiple purchase discounts available} Sale price¥1,280
H&C(ハート&キューピッド)ダイヤモンド1.2mmルース - カラッツSTORE

H&C (Hearts & Cupids) Diamond 1.5mm Loose (VS Class, DG Class, Melee Diamonds) {Multiple Purchase Discounts Available} Sale price¥4,980
Diamond (Old Mine Cut) 1 Loose Stone {Multiple Purchase Discounts Available}

Diamond (Old Mine Cut) 1 Loose Stone {Multiple Purchase Discounts Available} Sale price¥4,980
[On sale at 22:00 on 2/24] {Limited to 9 stones} Diamond Gacha💎 1 loose treated diamond (ice blue, purple, etc. / 1.7-3.0mm) {Multiple purchase discount available}

[On sale at 22:00 on 2/24] {Limited to 9 stones} Diamond Gacha💎 1 loose treated diamond (ice blue, purple, etc. / 1.7-3.0mm) {Multiple purchase discount available} Sale price¥4,980
[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}

[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} Sale price¥5,980
[On sale from 10pm on 2/24] {Limited to 7 stones} Diamond Gacha💎 Ice blue diamond (equivalent to VS-SI class, 2-2.7mm) 1 loose stone {Multiple purchase discounts available}

[On sale from 10pm on 2/24] {Limited to 7 stones} Diamond Gacha💎 Ice blue diamond (equivalent to VS-SI class, 2-2.7mm) 1 loose stone {Multiple purchase discounts available} Sale price¥4,980
ピンクダイヤモンド

[On sale from 10pm on 3/9] Pink diamond 0.075ct loose stone (Fancy Purplish PINK, SI2) Sale price¥98,000
ダイヤモンド

[On sale 3/9 at 10pm] Diamond 0.332ct loose stone (F, VS2, Flanders cut) Sale price¥55,800
イエローダイヤモンド 0.551ctルース

[On sale at 10pm on 2/23] Yellow Diamond 0.551ct Loose (Cabochon Cut) Sale price¥49,800
ダイヤモンド（カボションカット） 0.247ctルース（VS-SIクラス相当）

[On sale from 22:00 on 2/1] Diamond (cabochon cut) 0.247ct loose (equivalent to VS-SI class) Sale price¥39,800
イエローダイヤモンド（カボションカット） 0.185ctルース

Yellow Diamond (Cabochon Cut) 0.185ct Loose Sale price¥25,800
ダイヤモンド 4.1mm/0.263ルース(I, VVS2, 3Excellent H&C)

Diamond 4.1mm/0.263 Loose (I, VVS2, 3Excellent H&C) Sale price¥55,800
ダイヤモンド 3.8mm/0.200ルース(E, VVS1, VeryGood)

Diamond 3.8mm/0.200 loose (E, VVS1, VeryGood) Sale price¥39,800
ダイヤモンド 3.8mm/0.220ルース(H, VS1, 3Excellent H&C)

Diamond 3.8mm/0.220 Loose (H, VS1, 3Excellent H&C) Sale price¥45,800
ダイヤモンド 3.8mm/0.209ルース(G, VVS1, 3Excellent H&C)

Diamond 3.8mm/0.209 Loose (G, VVS1, 3Excellent H&C) Sale price¥59,800
ダイヤモンド 0.085ルース(E, SI1)

Diamond 0.085 loose (E, SI1) Sale price¥15,800
Canary Yellow Diamond (Treatment) 0.260ct Loose (FANCY INTENSE GREENISH YELLOW*, SI-2)

Canary Yellow Diamond (Treatment) 0.260ct Loose (FANCY INTENSE GREENISH YELLOW*, SI-2) Sale price¥29,800
【32501391掲載】ダイヤモンド 0.133ctルース(J, SI2)

Diamond 0.133ct loose stone (J, SI2) Sale price¥29,800
ダイヤモンド（カボションカット） 0.183ctルース

Diamond (cabochon cut) 0.183ct loose Sale price¥24,800
カメレオンダイヤモンド 0.057ctルース(FANCY LIGHT GRAY GREEN, SI2)

Chameleon Diamond 0.057ct Loose (FANCY LIGHT GRAY GREEN, SI2) Sale price¥29,800
カメレオンダイヤモンド 0.110ctルース(FANCY BROWNISH GREENISH YELLOW, SI2)

Chameleon Diamond 3mm/0.110ct Loose (FANCY BROWNISH GREENISH YELLOW, SI2) Sale price¥29,800
ダイヤモンド 0.128ctルース（カボションカット,マロンカット）

Diamond 0.128ct loose stone (cabochon cut, maroon cut) Sale price¥39,800
Pink diamond 0.072ct loose (FANCY DEEP PURPLE PINK, I1)

Pink diamond 0.072ct loose (FANCY DEEP PURPLE PINK, I1) Sale price¥69,800
【12550767掲載】ソルトアンドペッパーダイヤモンド 0.369ctルース

Salt and pepper diamond 0.369ct loose Sale price¥39,800
ロシア産ダイヤモンド原石（ソーヤブル） 0.098ctルース

Russian rough diamond (sawable) 0.098ct loose Sale price¥24,800
ダイヤモンド原石（ソーヤブル） 0.125ctルース

Russian rough diamond (sawable) 0.125ct loose Sale price¥29,800
ロシア産ダイヤモンド原石（ソーヤブル） 0.097ctルース (トライゴン)

Russian Diamond Rough (Sawable) 0.097ct Loose (Trigon) Sale price¥25,800
ダイヤモンド 0.081ctルース(E, SI1)

Diamond 0.081ct loose stone (E, SI1, fan cut) Sale price¥12,800
Diamond 0.088ct loose (D, SI2, fan cut)

Diamond 0.088ct loose (D, SI2, fan cut) Sale price¥14,800
ダイヤモンド 0.140ctルース(E, VS2)

Diamond 0.140ct loose (E, VS2) Sale price¥35,800
ダイヤモンド 2.7mm/0.074ctルース(E, SI2,特殊カット)

Diamond 2.7mm/0.074ct loose (E, SI2, special cut) Sale price¥18,800
ロシア産ダイヤモンド原石（ソーヤブル） 0.097ctルース

Russian Diamond Rough (Sawable) 0.097ct Loose (Trigon) Sale price¥25,800
イエローダイヤモンド 4mm/0.261ctルース(LIGHT YELLOW, VS-2, VeryGood)（セミオーダーメイドセット）

[Staff Selection] Yellow Diamond 4mm/0.261ct Loose (LIGHT YELLOW, VS-2, Very Good) (Semi-Custom Made Set) Sale price¥59,800
ロシア産ダイヤモンド原石（ソーヤブル） 0.088ctルース

Russian rough diamond (sawable) 0.088ct loose Sale price¥22,800

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