Madagascar sphene 0.556ct loose stone
Sale price¥9,800
Madagascar sphene 0.531ct loose stone
Sale price¥8,800
Ruby 0.258ct loose
Sale price¥18,800
Burmese Ruby 3.725ct Loose GIA & Chuho
Sale price¥198,000
Pakistani bicolor sphene 3.980ct loose stone
Sale price¥188,000
Madagascar sphene 1.751ct loose stone
Sale price¥19,800
Madagascar sphene 0.790ct loose stone
Sale price¥9,800
Madagascar sphene 1.060ct loose stone
Sale price¥12,800
Madagascar sphene 1.002ct loose stone
Sale price¥15,800
Madagascar sphene 0.991ct loose stone
Sale price¥12,800
Madagascar sphene 1.080ct loose stone
Sale price¥12,800
Unheated Mozambique Ruby 0.220ct Loose
Sale price¥25,800
Unheated Ruby 0.330ct Loose AIGS
Sale price¥35,800
Burmese unheated ruby 0.245ct loose stone by Nikkei
Sale price¥39,800
Burmese Ruby 0.239ct Loose
Sale price¥9,800
Madagascar sphene 1.386ct loose stone
Sale price¥12,800
Madagascar sphene 0.673ct loose stone
Sale price¥15,800
Pakistan Ruby in Quartz 1.429ct Loose Stone
Sale price¥12,800
Ruby 0.273ct loose stone
Sale price¥13,800
Myanmar Trapiche Ruby 2.6mm/0.125ct Loose Stone
Sale price¥5,980
Sphene 0.503ct loose stone
Sale price¥8,800
Ruby 0.242ct loose stone
Sale price¥14,800
Madagascar Bicolor Sphene 1.551ct Loose Stone
Sale price¥19,800
Pigeon Blood Ruby 0.295ct Loose AIGS
Sale price¥49,800
Myanmar Trapiche Ruby 0.250ct Loose
Sale price¥15,800
Myanmar Trapiche Ruby 0.342ct Loose
Sale price¥15,800
Ruby 0.282ct loose
Sale price¥8,800
Sphene from Madagascar 0.498ct loose
Sale price¥9,800
Sphene from Madagascar 0.494ct loose
Sale price¥6,980
Bicolor sphene from Madagascar 1.242ct loose
Sale price¥59,800
Sphene from Madagascar 1.229ct loose
Sale price¥59,800
Myanmar trapichel ruby 0.179ct rough stone
Sale price¥3,980
Myanmar trapichel ruby 0.160ct rough stone
Sale price¥5,980
[Dandelion Cut] Madagascar Sphene 6.0mm/0.935ct Loose Stone
Sale price¥55,800

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.

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.









































![[On sale November 2nd at 10pm] Bicolor Gacha: Win Zimbabwean Bicolor Euclase, 1.95ct Bicolor Sphene, and More! 💎 {Multiple purchase discounts available}](http://store.karatz.jp/cdn/shop/files/2025-11-028.51.53.png?v=1762042677&width=1258)










