[On sale at 10pm on 12/10] Kenyan Gold Sheen Sapphire 4mm/0.438ct Loose
Sale price¥55,800
[On sale at 10pm on 14th October] Madagascar Aquamarine 1.056ct Loose
Sale price¥19,800
[On sale 11/1 at 22:00] Diamond (cabochon cut) 0.183ct loose
Sale price¥24,800
[On sale 11/1 at 22:00] Diamond (cabochon cut) 0.366ct loose
Sale price¥59,800
[On sale 11/1 22:00] Yellow Diamond (Sugarloaf Cut) 0.348ct Loose
Sale price¥39,800
[On sale 11/1 at 22:00] Diamond (cabochon cut) 0.173ct loose
Sale price¥19,800
[On sale from 11/1 at 22:00] Diamond (cabochon cut) 0.172ct loose
Sale price¥19,800
Topaz 1.666ct loose stone
Sale price¥12,800
[12555221] Brazilian Paraiba Tourmaline in Quartz 0.143ct Loose Stone
Sale price¥12,800
[12555217] Brazilian Paraiba Tourmaline in Quartz 1.287ct Loose Stone
Sale price¥29,800
Brazilian Medusa Quartz (Paraiba Quartz) 1.058ct Loose Stone
Sale price¥8,800
Kenyan Gold Sheen Sapphire 0.273ct Loose
Sale price¥22,800
Kenyan Gold Sheen Sapphire 0.264ct Loose
Sale price¥22,800
Kenyan Gold Sheen Sapphire 0.305ct Loose
Sale price¥12,800
Brazilian Bicolor Pink Euclase 0.236ct Loose Stone, Japan-Germany
Sale price¥128,000
Tanzanian Mandarin Garnet 0.383ct Loose Stone
Sale price¥19,800
YAG (Yttrium Aluminum Garnet) 7.1mm/1.709ct loose stone
Sale price¥12,800
Tibetan bicolor andesine 1.542ct loose stone
Sale price¥14,800
Indian Cavansite 1.717ct loose stone
Sale price¥8,800
Myanmar Taaffeite 0.470ct Loose GIT
Sale price¥24,800
Myanmar Taaffeite 0.650ct Loose GIT
Sale price¥39,800
Colombian Trapiche Emerald 1.494ct Loose
Sale price¥69,800
[Koshu Precious Stones plusthree] Peridot 1.644ct Loose Stone Patch
Sale price¥49,800
Brazilian Imperial Topaz 0.764ct Loose Stone
Sale price¥19,800
Brazilian bicolor tourmaline 0.845ct loose stone
Sale price¥15,800
Non-Oil Emerald 1.030ct Loose Gübelin Gübelin Certificate
Sale price¥698,000
Colombian emerald 1.321ct loose stone (partly trapiche emerald)
Sale price¥98,000
Russian diamond rough (sawable) 0.509ct rough (trigon)
Sale price¥168,000
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.