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Montana Sapphire (Montana Sapphire)

This refers to sapphires that are mined in Montana, USA.
There are several deposits, and the one found in the Yogo Valley, also known as Yogo Sapphire, is the most valuable.
Montana sapphires are said to come in many fancy colors such as yellow, green, and pink.
Sapphire is the birthstone for September.

Karatz GemMagazine
" Montana Sapphire "

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Montana Sapphire 0.515ct loose (bicolor sapphire)

Montana Sapphire 0.515ct loose (bicolor sapphire) Sale price¥15,800
Montana Sapphire 0.361ct loose (yellow sapphire)

Montana Sapphire 0.361ct loose (yellow sapphire) Sale price¥12,800
Montana Sapphire 0.397ct loose (bicolor sapphire)

Montana Sapphire 0.397ct loose (bicolor sapphire) Sale price¥12,800
モンタナサファイア 3mm/0.155ctルース

Montana Sapphire 3mm/0.155ct loose Sale price¥18,800
モンタナサファイア 1.9mm/0.033ctルース

Montana Sapphire 1.9mm/0.033ct loose Sale price¥4,980
Montana Sapphire 2.8mm/0.098ct Loose Stone (Yellow)

Montana Sapphire 2.8mm/0.098ct Loose Stone (Yellow) Sale price¥6,980
モンタナアゲート 6.534ctルース

Montana Agate 6.534ct ​​Loose Stone Sale price¥6,980
モンタナサファイア 0.370ctルース

Montana sapphire 0.370ct loose stone Sale price¥9,800
モンタナサファイア 0.275ctルース

Montana Sapphire 0.275ct Loose (Blue Sapphire) Sale price¥8,800
モンタナサファイア 0.217ctルース

Montana Sapphire 0.217ct Loose (Blue Sapphire) Sale price¥8,800
モンタナサファイア 0.272ctルース

Montana Sapphire 3.7mm/0.272ct Loose Stone (Blue Sapphire) Sale price¥9,800
モンタナサファイア 0.207ctルース

Montana Sapphire (Blue Sapphire) 0.207ct Loose Sale price¥6,980
モンタナサファイア 0.405ctルース（グリーンサファイア）

Montana Sapphire 0.405ct Loose (Green Sapphire) Sale price¥9,800
モンタナサファイア 0.331ctルース（バイカラーサファイア）

Montana Sapphire 0.331ct Loose (Bi-Color Sapphire) Sale price¥8,800
モンタナアゲート 9.528ctルース

Montana Agate 9.528ct Loose Sale price¥9,800
モンタナサファイア 0.254ctルース

Montana Sapphire 0.254ct loose Sale price¥9,800
Sold out Limited Edition of 11 Montana Sapphires (Rock Creek Mine) Gacha! 1 Loose Stone (Oval Cut, 5x3mm) - Multiple Purchase Discounts Available

Limited Edition of 11 Montana Sapphires (Rock Creek Mine) Gacha! 1 Loose Stone (Oval Cut, 5x3mm) - Multiple Purchase Discounts Available
Sold out 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
Sold out Limited Edition of 7 Montana Sapphires (Rock Creek Mine) Gacha (Pear Shape, Approx. 5 x 3mm) [Multiple Purchase Discounts Available]

Limited Edition of 7 Montana Sapphires (Rock Creek Mine) Gacha (Pear Shape, Approx. 5 x 3mm) [Multiple Purchase Discounts Available]
Sold out モンタナサファイア 0.235ctルース

Montana Sapphire 0.235ct loose (yellow sapphire)
Sold out モンタナサファイア 0.458ctルース

Montana Sapphire 0.458ct Loose (Bi-Color Sapphire)
Sold out モンタナサファイア 0.416ctルース

Montana Sapphire 0.416ct Loose (Bi-Color Sapphire)
Sold out モンタナサファイア 0.443ctルース

Montana Sapphire 0.443ct loose (green sapphire)
Sold out Montana sapphire 0.359ct loose (blue sapphire)

Montana sapphire 0.359ct loose (blue sapphire)
Sold out Montana Sapphire 0.449ct loose (bicolor sapphire)

Montana Sapphire 0.449ct loose (bicolor sapphire)
Sold out Montana sapphire 9 stone half eternity ring set (3.0mm)

Montana sapphire 9 stone half eternity ring set (3.0mm)
Sold out Montana Sapphire 0.561ct loose (bicolor sapphire)

Montana Sapphire 0.561ct loose (bicolor sapphire)
Sold out モンタナサファイア（ヨーゴ産） 0.117ctルース

Montana Sapphire (Yogo) 0.117ct Loose (Purple Sapphire)
Sold out モンタナサファイア 0.119ctルース

Montana Sapphire 3.0mm/0.119ct Loose (Blue Sapphire)
Sold out モンタナサファイア 0.294ctルース (グリーンサファイア)

Montana Sapphire 0.294ct Loose (Green Sapphire)

Sold out Montana sapphire 10 stone half eternity ring set (approx. 2.6mm)

Montana sapphire 10 stone half eternity ring set (approx. 2.6mm)

Sold out モンタナサファイア 0.291ctルース

Montana Sapphire 0.291ct Loose (Yellow Sapphire)
Sold out モンタナサファイア 0.212ctルース

Montana Sapphire 0.212ct Loose (Blue Sapphire)
Sold out モンタナサファイア 0.278ctルース

Montana Sapphire 0.278ct Loose (Yellow Sapphire)
Sold out モンタナサファイア 0.262ctルース

Montana Sapphire 0.262ct Loose (Bi-Color Sapphire)
Sold out モンタナサファイア 0.312ctルース

Montana Sapphire 0.312ct loose
Sold out モンタナサファイア 0.285ctルース

Montana Sapphire 0.285ct Loose (Yellow Sapphire)
Sold out モンタナサファイア 0.305ctルース

Montana Sapphire 0.305ct loose (green sapphire)
Sold out モンタナサファイア 0.259ctルース

Montana Sapphire 0.259ct loose (bicolor sapphire)
Sold out モンタナサファイア 0.304ctルース

Montana Sapphire 0.304ct loose (yellow sapphire)
Sold out モンタナサファイア 0.291ctルース

Montana Sapphire 0.291ct loose (green sapphire)
Sold out モンタナサファイア 0.290ctルース

Montana Sapphire 0.290ct loose (yellow sapphire)

KARATZ Custom Made

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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

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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.