![[12555519] American Neptunite 0.109ct loose stone](http://store.karatz.jp/cdn/shop/files/P1010698_282972fa-a7c3-492a-9aa7-8a10f3f8964a.jpg?v=1732019003&width=3016)
[12555519] American Neptunite 0.109ct loose stone
Sale price¥12,800
![[12555514] American Neptunite 0.072ct loose stone](http://store.karatz.jp/cdn/shop/files/P1010526_8b434b5e-a73c-49f7-82a3-eb56af17f48e.jpg?v=1732283912&width=2921)
[12555514] American Neptunite 0.072ct loose stone
Sale price¥12,800
![[12555513] American Neptunite 0.067ct loose stone](http://store.karatz.jp/cdn/shop/files/P1010493_1825ee46-ed33-4fac-be41-e37bb2275893.jpg?v=1732283947&width=2933)
[12555513] American Neptunite 0.067ct loose stone
Sale price¥9,800
[On sale 11/13 at 22:00] American Neptunite 0.259ct loose stone
Sale price¥25,800
![[12555508] American Neptunite 0.076ct loose stone](http://store.karatz.jp/cdn/shop/files/P1010334_9bc9f00b-5d72-4013-9364-b8d418cf7a53.jpg?v=1732139975&width=2746)
[12555508] American Neptunite 0.076ct loose stone
Sale price¥7,980
[On sale at 10pm on 10/26] Silky Diamond 3.5mm/0.178ct Loose
Sale price¥19,800
[On sale at 10pm on 10/27] Vietnam aquamarine 0.456ct loose stone
Sale price¥8,800
[On sale 10/28 at 10pm] American Peridot 4.2mm/0.314ct loose stone
Sale price¥6,980
[On sale at 10pm on 10/30] Myanmar pink spinel 0.344ct loose stone
Sale price¥8,800
[On sale at 10pm on 10/30] Ruby 0.284ct loose
Sale price¥15,800
![[On sale at 10pm on 10/30] Ruby 0.245ct loose](http://store.karatz.jp/cdn/shop/files/PA251121_25348983-46d5-4ba9-a2d4-66e217b4a684.jpg?v=1730173597&width=3367)
[On sale at 10pm on 10/30] Ruby 0.245ct loose
Sale price¥11,800
![[On sale at 10pm on 10/30] Ruby 0.254ct loose](http://store.karatz.jp/cdn/shop/files/PA251044_774c184d-3ce4-4ecb-9967-086f831ebd29.jpg?v=1730173364&width=2566)
[On sale at 10pm on 10/30] Ruby 0.254ct loose
Sale price¥8,800
[On sale at 10pm on 10/30] Ruby 0.273ct loose
Sale price¥13,800
[On sale at 10pm on 10/30] Ruby 0.173ct loose
Sale price¥12,800
[On sale at 10pm on 10/31] Madagascar sphene 0.483ct loose stone
Sale price¥8,800
[On sale at 10pm on 10/31] Ruby 0.248ct loose
Sale price¥12,800
[On sale at 10pm on 10/26] Mexican Yellow Opal 0.428ct Loose
Sale price¥8,800
[On sale at 10pm on 10/24] Green beryl 0.078ct loose stone
Sale price¥5,980
[On sale from 10/31 at 22:00] Myanmar pink spinel 0.465ct loose stone
Sale price¥19,800
[On sale from 10/31 at 22:00] Myanmar purple spinel 0.434ct loose stone
Sale price¥12,800
[On sale from 10/31 at 22:00] Myanmar pink spinel 0.360ct loose stone
Sale price¥12,800
[On sale at 10pm on 10/22] Sri Lankan white sapphire 0.385ct loose
Sale price¥14,800
[On sale at 10pm on 10/21] Greenland Tugtupite 0.337ct loose stone
Sale price¥14,800
[On sale at 10pm on 10/20] Colombian emerald 3.1mm/0.097ct loose stone
Sale price¥22,800
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.
