Colombian mint color emerald 0.136ct loose stone
Sale price¥6,980
Colombian mint color emerald 0.155ct loose stone
Sale price¥7,980
Colombian Trapiche Emerald 0.422ct Loose
Sale price¥22,800
Colombian Trapiche Emerald 0.746ct Loose
Sale price¥39,800
Colombian Trapiche Emerald 0.245ct Loose
Sale price¥18,800
Colombian emerald 0.382ct loose stone
Sale price¥29,800
Colombian emerald with pyrite 1.902ct rough stone
Sale price¥29,800
Colombian emerald 0.153ct rough stone
Sale price¥7,980
Colombian emerald 0.202ct rough stone
Sale price¥9,800
Colombian emerald 0.161ct rough stone
Sale price¥6,980
Colombian emerald 0.499ct rough stone
Sale price¥15,800
Colombian emerald 0.443ct rough stone
Sale price¥9,800
Colombian emerald 0.575ct rough stone
Sale price¥12,800
Colombian emerald 1.329ct rough stone
Sale price¥19,800
Colombian emerald 0.512ct loose stone (silky type)
Sale price¥14,800
Colombian pyrite-mica emerald 0.844ct loose stone
Sale price¥35,800
Colombian Trapiche Emerald 0.317ct Rough Stone
Sale price¥19,800
Colombian Trapiche emerald 0.424ct rough stone
Sale price¥39,800
[E_27 Yurakucho Marui Take-out] Non-Oil Emerald 1.370ct Loose GIA
Sale price¥1,580,000
Colombian Trapiche Emerald (Reverse Trapiche) 0.073ct Rough Stone
Sale price¥8,800
Colombian trapiche emerald (reverse trapiche) 0.078ct rough stone
Sale price¥7,980
Colombian Trapiche Emerald (Reverse Trapiche) 0.141ct Rough Stone
Sale price¥15,800
Colombian trapiche emerald (reverse trapiche) 0.152ct rough stone
Sale price¥17,800
Colombian Trapiche Emerald (Reverse Trapiche) 0.111ct Rough Stone
Sale price¥12,800
Colombian Trapiche Emerald (Reverse Trapiche) 0.183ct Rough Stone
Sale price¥18,800
Colombian emerald 0.625ct rough stone
Sale price¥18,800
Colombian emerald 0.381ct rough stone
Sale price¥12,800
Colombian emerald with pyrite 0.248ct rough stone
Sale price¥12,800
Non-Oil Emerald 0.555ct Loose Stone by Nikkei
Sale price¥288,000
[E_27 Yurakucho Marui Take-out] Colombian oil-free emerald 0.310ct loose
Sale price¥298,000
[Clover in cut] Emerald 9mm/2.498ct {Collaboration} Loose with patch
Sale price¥98,000
[Koshu precious stone cutter pluethree] Colombian emerald 2.018ct loose
Sale price¥98,000
Russian emerald 0.712ct loose
Sale price¥59,800
Colombian trapiche emerald (reverse trapiche) 0.457ct rough stone
Sale price¥36,800
Colombian trapiche emerald 13.466ct loose
Sale price¥398,000
[E_27 Yurakucho Marui Take-out] Colombian Oil-free Emerald 0.220ct Loose GIA
Sale price¥248,000
Colombian emerald 0.057ct loose (Mariposa)
Sale price¥14,800
Colombian trapiche emerald (reverse trapiche) 3.6mm/0.168ct rough stone
Sale price¥19,800
Colombian trapiche emerald (reverse trapiche) 0.135ct rough stone
Sale price¥14,800
Colombian trapiche emerald (reverse trapiche) 3.4mm/0.132ct rough stone
Sale price¥14,800

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.

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.