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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[On sale from 22:00 on 3/8] {Limited to 25 stones} 1 unheated Yogo sapphire rough stone {Multiple purchase discounts available}

[On sale from 22:00 on 3/8] {Limited to 25 stones} 1 unheated Yogo sapphire rough stone {Multiple purchase discounts available} Sale price¥4,980
スリランカ産イエローサファイア 1.103ctルース

[On sale 3/2 at 22:00] Sri Lankan yellow sapphire 1.103ct loose stone Sale price¥19,800
モンタナサファイア（ヨーゴ産） 0.117ctルース

[On sale 3/9 at 22:00] [New Arrival in Tucson] Montana Sapphire (Yogo) 0.117ct Loose (Purple Sapphire) Sale price¥29,800
[On sale from 10pm on 3/7] {Limited to 10 stones} 1 unheated Yogo sapphire rough stone {Multiple purchase discounts available}

[On sale from 10pm on 3/7] {Limited to 10 stones} 1 unheated Yogo sapphire rough stone {Multiple purchase discounts available} Sale price¥5,980
非加熱ロイヤルブルーサファイア 0.490ctルース

[On sale 3/8 at 22:00] Unheated royal blue sapphire 0.490ct loose stone Sale price¥128,000
バイカラーサファイア 0.404ctルース

[On sale at 22:00 on 3/25] Bicolor sapphire 0.404ct loose stone Sale price¥39,800
バイカラーサファイア 0.404ctルース

[On sale at 22:00 on 3/25] Bicolor sapphire 0.404ct loose stone Sale price¥25,800
バイカラーサファイア 0.480ctルース

[On sale 22/3 at 10pm] Bicolor sapphire 0.480ct loose stone Sale price¥28,800
バイカラーサファイア 0.140ctルース

[On sale 22/3 at 10pm] Bicolor sapphire 0.140ct loose stone Sale price¥8,800
バイカラーサファイア 0.080ctルース

[On sale 3/24 22:00] Bicolor sapphire 0.080ct loose stone Sale price¥8,800
バイカラーサファイア 0.131ctルース

[On sale at 22:00 on 3/25] Bicolor sapphire 0.131ct loose stone Sale price¥8,800
バイカラーサファイア 0.203ctルース

[On sale at 22:00 on 3/25] Bicolor sapphire 0.203ct loose stone Sale price¥14,800
バイカラーサファイア 0.225ctルース

[On sale 3/25 at 10pm] Bicolor sapphire 0.225ct loose stone Sale price¥15,800
バイカラーサファイア 0.246ctルース

[On sale at 22:00 on March 19th] Bicolor sapphire 0.246ct loose stone Sale price¥15,800
バイカラーサファイア 0.180ctルース

[On sale at 22:00 on March 19th] Bicolor sapphire 0.180ct loose stone Sale price¥12,800
バイカラーサファイア 0.244ctルース

[On sale at 22:00 on March 19th] Bicolor sapphire 0.244ct loose stone Sale price¥15,800
カラーチェンジサファイア 0.265ctルース

[On sale 3/19 at 10pm] Color change sapphire 0.265ct loose stone Sale price¥18,800
マダガスカル産ピンクサファイア 0.461ctルース

【3/25 22時販売】マダガスカル産ピンクサファイア 0.461ctルース Sale price¥12,800
ロイヤルブルーサファイア 1.340ctルース

【3/30 22時販売】ロイヤルブルーサファイア 1.340ctルース AIGS Sale price¥89,800
《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
Gem Gacha💎 Cat Set (1 gemstone + 2 sapphires) {Multiple purchase discounts available}

Gem Gacha💎 Cat Set (1 gemstone + 2 sapphires) {Multiple purchase discounts available} Sale price¥3,333
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 14 stones: Blue sapphire from Madagascar (cornflower blue color, oval cut) Multiple purchase discounts available

Limited to 14 stones: Blue sapphire from Madagascar (cornflower blue color, oval cut) Multiple purchase discounts available Sale price¥3,980
1 loose sapphire from Ratnapura, Sri Lanka (3.0mm-4.0mm, trilliant cut)《Multiple purchase discount available》

1 loose sapphire from Ratnapura, Sri Lanka (3.0mm-4.0mm, trilliant cut)《Multiple purchase discount available》 Sale price¥5,980
サファイア原石 1石（イエロー系） - KARATZ STORE｜カラッツSTORE

1 rough sapphire stone (yellow)《Discount available for multiple purchases》 Sale price¥2,280
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
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
Princess cut beryllium-treated sapphire, 1 loose stone (3mm, September birthstone) {Multiple purchase discounts available}

Princess cut beryllium-treated sapphire, 1 loose stone (3mm, September birthstone) {Multiple purchase discounts available} Sale price¥1,280
Limited to 16 stones: 1 Montana sapphire loose stone (including teal blue and bicolor) Multiple purchase discounts available

Limited to 16 stones: 1 Montana sapphire loose stone (including teal blue and bicolor) Multiple purchase discounts available Sale price¥4,980
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
ピンクスターサファイア 0.619ctルース

Pink star sapphire 0.619ct loose Sale price¥7,980
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
ブラックスターサファイア 1.090ctルース

[E_27 Yurakucho Marui Take-out] Black Star Sapphire 1.090ct Loose Sale price¥8,800
[E_27 Yurakucho Marui Take-out] Bicolor Sapphire 0.244ct Loose

[E_27 Yurakucho Marui Take-out] Bicolor Sapphire 0.244ct Loose Sale price¥15,800
Cornflower Blue Sapphire 4.9mm/0.55ct Loose AIGS

Cornflower Blue Sapphire 4.9mm/0.55ct Loose AIGS Sale price¥128,000
[E_27 Yurakucho Marui Take-out] Bicolor Sapphire 0.263ct Loose

[E_27 Yurakucho Marui Take-out] Bicolor Sapphire 0.263ct Loose Sale price¥39,800
【12533236掲載】ホワイトサファイア 0.338ctルース

[E_27 Yurakucho Marui Take-out] White sapphire 0.338ct loose stone Sale price¥12,800
ホワイトサファイア 0.537ctルース

[E_27 Yurakucho Marui take-out] White sapphire 0.537ct loose stone Sale price¥19,800
スターサファイア 2.580ctルース

[E_27 Yurakucho Marui Take-out] Star Sapphire 2.580ct Loose Sale price¥14,800
非加熱サファイア 2.430ctルース GIA

[E_27 Yurakucho Marui Take-out] Unheated Sapphire 2.430ct Loose GIA Sale price¥298,000
バイカラーサファイア 0.856ctルース

[E_27 Yurakucho Marui Take-out] Bicolor Sapphire 0.856ct Loose Sale price¥22,800
スリランカ産スターサファイア 0.748ctルース

[E_27 Yurakucho Marui Take-out] Sri Lankan Star Sapphire 0.748ct Loose Sale price¥5,980
ロイヤルブルーサファイア 1.44ctルース GIA

[E_27 Yurakucho Marui Take-out] Royal Blue Sapphire 1.44ct Loose GIA Sale price¥188,000
【4/17 22時販売】【猫カット】バンカチャサファイア 6mm/0.812ctルース - カラッツSTORE

[E_27 Yurakucho Marui] [Cat Cut] Bankacha Sapphire 6mm/0.812ct Loose Sale price¥14,800
モザンビーク産ピンクサファイア 0.264ctルース（ホットピンクサファイア）

[E_27 Yurakucho Marui Take-out] Mozambique pink sapphire 0.264ct loose (hot pink sapphire) Sale price¥18,800
Sold out スリランカ産バイカラーサファイア 0.290ctルース

[E_27 Yurakucho Marui Take-out] Sri Lankan Bicolor Sapphire 0.290ct Loose

マダガスカル産バイカラーサファイア 0.200ctルース

[E_27 Yurakucho Marui Take-out] Madagascar Bicolor Sapphire 0.200ct Loose Sale price¥16,800

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.

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