Custom Cut
[Takeshi Yamamoto] Brazilian rock crystal 18.130ct loose stone
Sale price¥45,800
[Takeshi Yamamoto] Brazilian rose quartz 41.633ct loose stone
Sale price¥59,800
Brazilian Ametrine 11.843ct loose stone
Sale price¥22,800
Tanzanite from Tanzania 0.559ct loose stone
Sale price¥9,800
Tanzanite from Tanzania 0.479ct loose stone
Sale price¥7,980
Tanzanite from Tanzania 0.331ct loose stone
Sale price¥5,980
Brazilian Dendritic Agate 0.629ct Loose Stone
Sale price¥7,980
Brazilian Dendritic Agate 0.735ct Loose Stone
Sale price¥7,980
Tanzanite from Tanzania 0.518ct loose stone
Sale price¥12,800
Brazilian London Blue Topaz 0.985ct Loose
Sale price¥8,800
Brazilian London Blue Topaz 0.966ct Loose Stone
Sale price¥8,800
Brazilian London Blue Topaz 0.995ct Loose
Sale price¥8,800
Sri Lankan spinel 0.763ct loose stone
Sale price¥12,800
[Takeshi Yamamoto] Brazilian rock crystal 19.239ct loose stone
Sale price¥89,800
Tanzanite 0.513ct loose stone (sugarloaf cut) from Tanzania
Sale price¥9,800
Sri Lankan Yellow Sapphire 1.103ct Loose
Sale price¥19,800
Myanmar Purple Spinel 0.311ct Loose Stone
Sale price¥8,800
Blue beryl (Macis beryl) 0.172ct loose stone
Sale price¥8,800
Yellow sapphire from Sri Lanka 0.375ct loose
Sale price¥12,800
Synthetic Alexandrite 0.561ct loose stone
Sale price¥12,800
Brazilian Pink Tourmaline 0.772ct Loose Stone
Sale price¥12,800
Sri Lankan Yellow Sapphire 0.297ct Loose
Sale price¥8,800
Mozambique Almandine Garnet 1.359ct Loose Stone
Sale price¥9,800
Mozambique Almandine Garnet 1.237ct Loose Stone
Sale price¥12,800
Tanzania Peristerite 0.461ct loose stone
Sale price¥9,800
Brazilian Alexandrite 0.052ct loose stone
Sale price¥9,800
Tanzanite from Tanzania 0.469ct loose stone
Sale price¥14,800
Tanzanite from Tanzania 0.342ct loose stone
Sale price¥9,800
Tanzanite from Tanzania 0.269ct loose stone
Sale price¥9,800
Sri Lankan Andalusite 0.750ct loose stone
Sale price¥12,800
Oregon Sunstone from the United States 1.455ct loose stone
Sale price¥15,800
Brazilian Swiss Blue Topaz 17.410ct Loose
Sale price¥27,800
Brazilian Swiss Blue Topaz 11.536ct Loose
Sale price¥14,800
Brazilian Swiss Blue Topaz 10.958ct Loose
Sale price¥14,800
Brazilian Amethyst 4.961ct Loose Stone
Sale price¥3,980
Tanzania Peristerite 0.805ct loose stone
Sale price¥6,980
Brazilian Dendritic Agate 2.163ct Loose Stone
Sale price¥8,800
Tanzanian Blue Spinel 0.165ct Loose Stone
Sale price¥8,800
Tanzania Blue Spinel 0.244ct Loose Stone
Sale price¥9,800
Tanzanian grey spinel 0.291ct loose stone
Sale price¥9,800
Tanzania Purple Spinel 0.236ct Loose Stone
Sale price¥9,800
Tanzania Purple Spinel 0.333ct Loose Stone
Sale price¥9,800
Tanzania Purple Spinel 0.356ct Loose Stone
Sale price¥8,800
Tanzania Purple Spinel 0.307ct Loose Stone
Sale price¥9,800
Tanzania Purple Spinel 0.346ct Loose Stone
Sale price¥8,800
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.
