[E_27 Yurakucho Marui Take-out] Aquamarine 0.398ct Loose
Sale price¥8,800
[E_27 Yurakucho Marui Take-out] Aquamarine 0.568ct Loose
Sale price¥6,980
American Red Beryl 0.109ct Loose
Sale price¥29,800
American red beryl 0.143ct loose
Sale price¥35,800
Aventurine aquamarine 1.143ct loose
Sale price¥9,800
Aventurine aquamarine 0.774ct loose
Sale price¥8,800
Aventurine aquamarine 0.720ct loose
Sale price¥6,980
Aventurine aquamarine 0.288ct loose
Sale price¥6,980
Aquamarine 0.519ct loose
Sale price¥8,800
[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
Aquamarine in quartz 18.954ct rough stone
Sale price¥15,800
Morganite 0.800ct loose
Sale price¥11,000
Brazilian Santa Maria Aquamarine 0.181ct loose
Sale price¥6,980
Santa Maria Aquamarine from Brazil 0.189ct loose
Sale price¥5,980
American red beryl 0.138ct loose
Sale price¥34,800
American red beryl 0.207ct loose
Sale price¥49,800
American Red Beryl 0.120ct Loose
Sale price¥29,800
American red beryl 0.116ct loose
Sale price¥29,800
American red beryl 0.184ct loose
Sale price¥46,800
American Red Beryl 0.100ct Loose
Sale price¥25,800
Russian emerald 0.712ct loose
Sale price¥59,800
Colombian trapiche emerald (reverse trapiche) 0.457ct rough stone
Sale price¥36,800
Brazilian Santa Maria Aquamarine 0.172ct loose
Sale price¥7,980
Brazilian Santa Maria Aquamarine 0.158ct loose
Sale price¥6,980
Aventurine aquamarine 1.022ct loose
Sale price¥6,980
Aventurine aquamarine 0.840ct loose
Sale price¥8,800
Colombian trapiche emerald 13.466ct loose
Sale price¥398,000
Benitoite 0.091ct loose (emerald cut)
Sale price¥29,800
[E_27 Yurakucho Marui Take-out] Colombian Oil-free Emerald 0.220ct Loose GIA
Sale price¥248,000
Benitoite 0.123ct loose (emerald cut)
Sale price¥39,800
Benitoite 0.107ct loose (emerald cut)
Sale price¥35,800
Benitoite 0.104ct loose (emerald cut)
Sale price¥29,800
Bicolor Benitoite 0.130ct loose (emerald cut)
Sale price¥65,800
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
Colombian trapiche emerald (reverse trapiche) 0.131ct rough stone
Sale price¥14,800
Colombian trapiche emerald (reverse trapiche) 0.098ct rough stone
Sale price¥9,800
Colombian trapiche emerald (reverse trapiche) 3.2mm/ 0.091ct rough stone
Sale price¥11,000
Colombian trapiche emerald (reverse trapiche) 0.082ct rough stone
Sale price¥9,800
American red beryl 0.143ct loose
Sale price¥17,800
American red beryl 0.115ct loose
Sale price¥13,800

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.