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 "

Sapphire from Madagascar 4.3mm/0.398ct loose Sale price¥12,800

Silky pink sapphire from Madagascar, 1.050ct loose, GIT Sale price¥128,000

Ice blue sapphire 3.813ct loose Sale price¥49,800

Sri Lankan blue sapphire 0.187ct loose stone Sale price¥29,800

Madagascar Bicolor Sapphire 0.266ct Loose Sale price¥16,800

Madagascar Bicolor Sapphire 0.318ct Loose Sale price¥25,800

Madagascar Bicolor Sapphire 0.633ct Loose Sale price¥39,800

18KPG pink sapphire 0.32ct brown diamond ring Sale price¥69,800

Sri Lankan star sapphire 1.093ct loose Sale price¥8,800

Greenland Sapphire 4.0mm/0.328ct Loose Stone with Certificate Sale price¥39,800

[Posted 12549094] Sri Lankan sapphire cat's eye 3.739ct loose Sale price¥59,800

[12548587 published] Star sapphire from Sri Lanka 1.325ct loose Sale price¥5,980

Tanzanian purple sapphire 0.355ct loose stone Sale price¥9,800

Blue sapphire 4.1mm/0.332ct loose stone Sale price¥25,800

Blue sapphire 0.291ct loose stone Sale price¥18,800

Sierra Leone sapphire 1.470ct loose Sale price¥9,800

Green sapphire 7.545ct loose (spade cut) Sale price¥59,800

Limited to 6 stones: 1 loose unheated sapphire from Sri Lanka (average 0.77 carats) Multiple purchase discounts available Sale price¥6,980

Mozambique pink sapphire 0.169ct loose stone Sale price¥6,980

0.145ct loose pink sapphire from Madagascar Sale price¥6,980

Blue sapphire 0.295ct loose stone Sale price¥7,980

0.333ct loose sapphire Sale price¥8,800

0.266ct loose blue sapphire from Madagascar Sale price¥8,800

White sapphire 0.464ct loose Sale price¥9,800

White sapphire 0.418ct loose Sale price¥12,800

White sapphire 0.364ct loose Sale price¥9,800

White sapphire 0.212ct loose Sale price¥6,980

White sapphire 0.338ct loose Sale price¥9,800

Sri Lankan Yellow Sapphire 0.300ct Loose Sale price¥15,800

Bicolor sapphire 0.853ct loose stone Sale price¥9,800

Montana Sapphire 1.9mm/0.033ct loose Sale price¥4,980

Montana Sapphire 2.8mm/0.098ct Loose Stone (Yellow) Sale price¥6,980

Pink sapphire from Greenland 0.754ct loose with certificate Sale price¥25,800

Yellow sapphire from Sri Lanka 6mm/0.816ct loose Sale price¥18,800

Yellow sapphire from Sri Lanka 6mm/0.962ct loose Sale price¥18,800

0.324ct loose pink sapphire from Madagascar Sale price¥12,800

Madagascar sapphire 0.298ct loose stone Sale price¥12,800

Madagascar sapphire 0.503ct loose stone Sale price¥15,800

Sri Lankan star sapphire 2.062ct loose Sale price¥12,800

Sri Lankan Yellow Sapphire 0.320ct Loose Sale price¥15,800

Bicolor sapphire 0.301ct loose Sale price¥18,800

Madagascar Bicolor Sapphire 0.232ct Loose Sale price¥15,800

Sri Lankan bicolor sapphire 1.020ct loose stone Sale price¥59,800

Sri Lankan Cat's Eye Sapphire 2.177ct Loose Sale price¥98,000

Madagascar Purple Sapphire 4.5mm/0.393ct Loose Stone Sale price¥18,800

Madagascar Purple Sapphire 4.5mm/0.435ct Loose Stone Sale price¥18,800

Sri Lankan Yellow Sapphire 0.474ct Loose Sale price¥15,800

Madagascar Bicolor Sapphire 0.626ct Loose Sale price¥29,800

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.

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.