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sapphire

Sapphire is the birthstone of September. Isn't this a gemstone that can be said to be the representative blue gemstone? However, there are actually many colors, including ``bicolor sapphire'' that exhibits two colors in one stone, ``color change sapphire'' that has a color change effect, and ``star sapphire'' that shows six lines when exposed to light. There are many types such as ``. It belongs to the same mineral corundum as ruby, and has high Mohs hardness and toughness, making it a gemstone that can be enjoyed as everyday jewelry.

Karatz GemMagazine
" sapphire "

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[Lottery Sales Page] Adult Sebon Star 3rd Edition Charmy Premium Model <Royal Blue Sapphire> (Sales Price: 1,580,000 yen)

[Lottery Sales Page] Adult Sebon Star 3rd Edition Charmy Premium Model <Royal Blue Sapphire> (Sales Price: 1,580,000 yen) Sale price¥0
Sapphire from Madagascar 4.5mm/0.414ct loose

Sapphire from Madagascar 4.5mm/0.414ct loose Sale price¥12,800
マダガスカル産サファイア 4.3mm/0.398ctルース

Sapphire from Madagascar 4.3mm/0.398ct loose Sale price¥12,800
モザンビーク産ピンクサファイア 0.213ctルース（ホットピンクサファイア）

Pink sapphire from Mozambique 0.213ct loose (hot pink sapphire) Sale price¥9,800
マダガスカル産バイカラーサファイア 1.341ctルース

[12544897 published] Bicolor sapphire 1.341ct loose Sale price¥29,800
タンザニア産ピンクサファイア 0.566ctルース

[12544896 published] Sapphire 0.566ct loose Sale price¥25,800
バイカラーサファイア 0.704ctルース

[12544888 published] Bicolor sapphire 0.704ct loose Sale price¥14,800
マダガスカル産シルキーピンクサファイア 1.050ctルース GIT

【11/10 22時販売】マダガスカル産シルキーピンクサファイア 1.050ctルース GIT Sale price¥128,000
Yellow sapphire from Madagascar 0.232ct loose

Yellow sapphire from Madagascar 0.232ct loose Sale price¥6,980
マダガスカル産イエローサファイア 0.207ctルース

Yellow sapphire from Madagascar 0.207ct loose Sale price¥6,980
Madagascar sapphire 0.205ct loose

Madagascar sapphire 0.205ct loose Sale price¥7,980
【猫カット】タイ産サファイア 5.255ctルース

[11/9 22:00 Sale] [Cat Cut] Thai Sapphire 5.255ct Loose Sale price¥15,800
Green sapphire from Madagascar 0.199ct loose

Green sapphire from Madagascar 0.199ct loose Sale price¥6,980
Yellow sapphire from Madagascar 0.181ct loose

Yellow sapphire from Madagascar 0.181ct loose Sale price¥4,980
Ice blue sapphire from Madagascar 0.181ct loose

Ice blue sapphire from Madagascar 0.181ct loose Sale price¥6,980
サファイア 3.813ctルース

Ice blue sapphire 3.813ct loose Sale price¥49,800
ミャンマー産バイカラースターサファイア 0.640ctルース

[On Sale 11/3 at 10pm] Myanmar Bicolor Star Sapphire 0.640ct Loose Sale price¥45,800
スリランカ産ブルーサファイア 0.555ctルース

[11/3 22:00] Sri Lankan Blue Sapphire 0.555ct Loose Sale price¥29,800
スリランカ産ブルーサファイア 0.187ctルース

[11/2 22:00 Sale] Sri Lankan Blue Sapphire 0.187ct Loose Sale price¥29,800
マダガスカル産バイカラーサファイア 0.266ctルース

[On Sale 11/2 at 10pm] Madagascar Bicolor Sapphire 0.266ct Loose Sale price¥16,800
マダガスカル産バイカラーサファイア 0.318ctルース

[On Sale 11/1 at 10pm] Madagascar Bicolor Sapphire 0.318ct Loose Sale price¥25,800
タンザニア産バイカラーサファイア 0.486ctルース

[On Sale at 10 PM on October 31st] Tanzanian Bicolor Sapphire 0.486ct Loose Sale price¥12,800
マダガスカル産バイカラーサファイア 0.633ctルース

[On Sale at 10 PM on October 31st] Madagascar Bicolor Sapphire 0.633ct Loose Sale price¥39,800
スリランカ産スターサファイア 1.323ctルース

Sri Lankan star sapphire 1.323ct loose Sale price¥3,980
スリランカ産スターサファイア 1.061ctルース

Sri Lankan star sapphire 1.061ct loose Sale price¥3,980
カラーチェンジサファイア 0.283ctルース

Color change sapphire 0.283ct loose Sale price¥3,980
カラーチェンジサファイア 0.401ctルース

Color change sapphire 0.401ct loose Sale price¥3,980
K18PG ピンクサファイア 0.32ct リング

[On sale from 10/22 at 10pm] 18KPG pink sapphire 0.32ct brown diamond ring Sale price¥69,800
《再入荷》【宝石商の道具】ゲルタックケース3個セット《透明・黒背景の2種類有》（ブルーサファイア3石付） - カラッツSTORE

[Jeweler's Tools] Set of 3 gel tack cases (2 types: transparent and black background) (includes 3 blue sapphires) (discount available for multiple purchases) Sale price¥3,980
ベリリウム拡散処理サファイア1石（約2.5mm,ラウンドカット）

1 beryllium diffused sapphire stone (approximately 2.5mm, round cut)《Multiple purchase discounts available》 Sale price¥1,580
"PSYCHO-PASS" x KARATZ Collaboration Jewelry: Public Safety Bureau Criminal Investigation Division Device Image Ring - Enforcer Design [Yayoi Rokuitsuka Model] "Ice Blue Sapphire"

"PSYCHO-PASS" x KARATZ Collaboration Jewelry: Public Safety Bureau Criminal Investigation Division Device Image Ring - Enforcer Design [Yayoi Rokuitsuka Model] "Ice Blue Sapphire" Sale priceFrom ¥25,800
スリランカ産サファイア《ラトゥナプラ》1石ルース(平均0.75ct)

Gem Gacha💎 Sri Lankan Sapphire《Ratnapura》1 loose stone (average 0.75ct)《Multiple purchase discount available》 Sale price¥5,980
Limited to 19 stones: Blue sapphire from Madagascar (medium blue, oval cut) Discounts available for multiple purchases

Limited to 19 stones: Blue sapphire from Madagascar (medium blue, oval cut) Discounts available for multiple purchases Sale price¥2,980
Limited to 25 stones: 1 unheated yogo sapphire rough stone. Discounts available for multiple purchases.

Limited to 25 stones: 1 unheated yogo sapphire rough stone. Discounts available for multiple purchases. Sale price¥4,980
Limited to 8 stones: 1 unheated silky pink sapphire from Vietnam (including silky ruby) Discounts for multiple purchases available

Limited to 8 stones: 1 unheated silky pink sapphire from Vietnam (including silky ruby) Discounts for multiple purchases available Sale price¥4,980
[On sale from 10/4 at 10 PM] [Limited to 17 stones] Tanzanian Bicolor Sapphire Loose Stone [Multiple purchase discounts available]

[On sale from 10/4 at 10 PM] [Limited to 17 stones] Tanzanian Bicolor Sapphire Loose Stone [Multiple purchase discounts available] Sale price¥4,580
[10/12 22:00 Sale] [Limited to 11 stones] One loose, unheated silky pink sapphire from Vietnam (2.0-2.5mm, heavy inclusions) [Multiple purchase discounts available]

[10/12 22:00 Sale] [Limited to 11 stones] One loose, unheated silky pink sapphire from Vietnam (2.0-2.5mm, heavy inclusions) [Multiple purchase discounts available] Sale price¥1,980
[3 sets left] Gemstone Gacha 💎 1 of the Three Great Gemstones Gacha + 2 Loose Pink Sapphires [Multiple purchase discounts available]

[3 sets left] Gemstone Gacha 💎 1 of the Three Great Gemstones Gacha + 2 Loose Pink Sapphires [Multiple purchase discounts available] Sale price¥6,980
Limited to 22 Sapphire Gacha (Includes Sakura In-Cut &amp; Sakura Shape Sapphire, Bonus Hot Pink Sapphire) (Multiple Purchase Discounts Available)

Limited to 22 Sapphire Gacha (Includes Sakura In-Cut & Sakura Shape Sapphire, Bonus Hot Pink Sapphire) (Multiple Purchase Discounts Available) Sale price¥6,980
Limited to 8 stones: 1 Sri Lankan star sapphire loose stone (5mm, round cabochon cut) Multiple purchase discounts available

Limited to 8 stones: 1 Sri Lankan star sapphire loose stone (5mm, round cabochon cut) Multiple purchase discounts available Sale price¥7,980
Limited to 6 stones: 1 loose, unheated silky pink sapphire from Vietnam (milky pink sapphire) Multiple purchase discounts available

Limited to 6 stones: 1 loose, unheated silky pink sapphire from Vietnam (milky pink sapphire) Multiple purchase discounts available Sale price¥5,980
Rose-cut beryllium-treated sapphire, 1 loose stone (4mm, September birthstone) {Multiple purchase discounts available}

Rose-cut beryllium-treated sapphire, 1 loose stone (4mm, September birthstone) {Multiple purchase discounts available} Sale price¥1,580
[On Sale 10/12 at 10 PM] [Limited to 15 stones] One loose, unheated silky pink sapphire from Vietnam (2.5mm, round cut) [Multiple purchase discounts available]

[On Sale 10/12 at 10 PM] [Limited to 15 stones] One loose, unheated silky pink sapphire from Vietnam (2.5mm, round cut) [Multiple purchase discounts available] Sale price¥3,980
[On Sale at 10 PM on October 12th] Limited to 14 stones: One loose hot pink sapphire from Mozambique (pear-shaped, approximately 4 x 3 mm) [Multiple purchase discounts available]

[On Sale at 10 PM on October 12th] Limited to 14 stones: One loose hot pink sapphire from Mozambique (pear-shaped, approximately 4 x 3 mm) [Multiple purchase discounts available] Sale price¥4,980
[On sale at 10 PM on September 21st] Limited to 14 stones: Beryllium-heated Sapphire (3.5mm, KEN Cut) - Single Loose Stone [Multiple purchase discounts available]

[On sale at 10 PM on September 21st] Limited to 14 stones: Beryllium-heated Sapphire (3.5mm, KEN Cut) - Single Loose Stone [Multiple purchase discounts available] Sale price¥1,580
[On sale at 10 PM on September 28th] [Limited to 14 stones] 3mm Unheated Sapphire from Theppanawa Mine, Sri Lanka (Multiple purchase discounts available)

[On sale at 10 PM on September 28th] [Limited to 14 stones] 3mm Unheated Sapphire from Theppanawa Mine, Sri Lanka (Multiple purchase discounts available) Sale price¥5,980
Limited to 10 stones: 1 unheated yogo sapphire rough stone. Discounts available for multiple purchases.

Limited to 10 stones: 1 unheated yogo sapphire rough stone. Discounts available for multiple purchases. Sale price¥5,980

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.