Synthetic Alexandrite 0.578ct loose stone
Sale price¥12,800
Synthetic Alexandrite 0.841ct loose stone
Sale price¥15,800
Synthetic Alexandrite 0.287ct loose stone
Sale price¥8,800
Tanzanite from Tanzania 0.491ct loose stone
Sale price¥8,800
Tanzanite from Tanzania 0.466ct loose stone
Sale price¥8,800
Sri Lankan Moonstone 1.959ct Loose
Sale price¥12,800
Sri Lankan Moonstone 0.561ct Loose
Sale price¥6,980
Nigerian Yellow Beryl (Heliodor) 4mm/0.188ct Loose Stone
Sale price¥3,980
Nigerian Yellow Beryl (Heliodor) 0.159ct Loose Stone
Sale price¥4,980
Padparadscha Sapphire 4.1mm/0.382ct Loose Stone Medium Treasure Mirror
Sale price¥49,800
Unheated Padparadscha Sapphire 0.520ct Loose GIA
Sale price¥98,000
South African Rhodochrosite 1.028ct Loose Stone, Japan-Germany Mirror
Sale price¥128,000
South African Rhodochrosite 0.939ct Loose Stone by Nikkei
Sale price¥79,800
South African Rhodochrosite 0.990ct Loose Stone by Nikkei
Sale price¥128,000
South African Rhodochrosite 4.6mm/0.433ct Loose Stone by Nikkei
Sale price¥29,800
Zimbabwe Bicolor Euclase 0.152ct Loose Stone by Nikkei
Sale price¥158,000
Tanzania Bicolor Zoisite 0.216ct Loose Stone
Sale price¥3,980
Tanzania Bicolor Zoisite 0.130ct Loose Stone
Sale price¥3,980
Tanzania Bicolor Zoisite 4.1mm/0.313ct Loose Stone
Sale price¥5,980
Tanzania Bicolor Zoisite 0.278ct Loose Stone
Sale price¥4,980
Tanzania Bicolor Zoisite 4mm/0.305ct Loose Stone
Sale price¥6,980
Tanzania Bicolor Zoisite 0.357ct Loose Stone
Sale price¥6,980
Tanzania Bicolor Zoisite 0.299ct Loose Stone
Sale price¥4,980
Tanzanian Almandine Garnet 1.103ct Loose Stone
Sale price¥9,800
Mozambique Aquamarine 4.9mm/0.463ct Loose Stone
Sale price¥9,800
Spanish Andalusite 5.7mm/0.706ct loose stone
Sale price¥9,800
Synthetic rutile 0.381ct loose stone
Sale price¥9,800
Vietnam Aquamarine 0.626ct Loose
Sale price¥8,800
Vietnam Aquamarine 1.309ct Loose Stone
Sale price¥12,800
Tanzanian Grape Garnet 0.785ct Loose Stone
Sale price¥9,800
Tanzanian Grape Garnet 0.756ct Loose Stone
Sale price¥7,980
Tanzanian Grape Garnet 0.657ct Loose Stone
Sale price¥8,800
Tanzanian Grape Garnet 5.4mm/0.625ct Loose Stone
Sale price¥8,800
Chinese bicolor fluorite 1.192ct loose stone
Sale price¥7,980
Chinese bicolor fluorite 1.088ct loose stone
Sale price¥7,980
Chinese bicolor fluorite 0.990ct loose stone
Sale price¥6,980
Chinese bicolor fluorite 0.908ct loose stone
Sale price¥6,980
Tanzanian bicolor sapphire 0.125ct loose stone
Sale price¥4,980
Tanzanian bicolor sapphire 0.120ct loose stone
Sale price¥5,980
Tanzanian bicolor sapphire 0.163ct loose stone
Sale price¥5,980
Tanzanian bicolor sapphire 0.124ct loose stone
Sale price¥5,980
Tanzanian bicolor sapphire 0.118ct loose stone
Sale price¥4,980
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.
