【4/2 22時販売】クリソベリルキャッツアイ 1.497ctルース
Sale price¥22,800
【4/3 22時販売】キャシテライト 5.0mm/1.017ctルース 鑑別書
Sale price¥29,800
【4/1 22時販売】【さくらシェイプ】メキシコ産オパール 8.2mm/1.465ct《コラボ》ルース ワッペン
Sale price¥45,800
【3/30 22時販売】ロイヤルブルーサファイア 1.340ctルース AIGS
Sale price¥89,800
【3/30 22時販売】【クローバーインカット】カンボジア産ブルージルコン(ラタナキリブルー)6.0mm/1.120ct《コラボ》ルース
Sale price¥39,800
[On sale 3/23 at 10pm] Colombian Trapiche Emerald 1.343ct loose stone
Sale price¥69,800
[12557867] Ethiopian Sunstone 1.563ct Loose
Sale price¥9,800
[On sale 3/13 at 10pm] Spanish Sphalerite 5.3mm/1.009ct loose stone
Sale price¥6,980
[On sale 3/8 at 10pm] Brazilian Sky Blue Topaz 1.256ct Loose
Sale price¥8,800
[On sale 3/13 at 22:00] Brazilian bicolor tourmaline 1.356ct loose stone
Sale price¥27,800
[On sale 3/13 at 22:00] Spanish Sphalerite 6.1mm/1.154ct loose stone
Sale price¥23,800
[On sale 3/13 at 22:00] Spanish Sphalerite 6.5mm/1.244ct loose stone
Sale price¥24,800
[On sale 3/2 at 22:00] Sri Lankan yellow sapphire 1.103ct loose stone
Sale price¥19,800
[On sale 3/1 at 22:00] Brazilian green tourmaline 1.031ct loose stone
Sale price¥22,800
[On sale at 22:00 on 2/25] Mozambique Almandine Garnet 1.359ct Loose
Sale price¥9,800
[On sale at 22:00 on 2/24] Mozambique Almandine Garnet 1.237ct Loose
Sale price¥12,800
[On sale from 22:00 on 2/21] Brazilian Imperial Topaz 1.314ct Loose
Sale price¥24,800
[On sale at 22:00 on 2/14] Sri Lankan Silky Sapphire 1.079ct Loose
Sale price¥12,800
[On sale at 10pm on 2/22] 1.455ct loose Oregon sunstone from the US
Sale price¥15,800
[On sale 2/8 at 10pm] Madagascar sphene 1.751ct loose stone
Sale price¥19,800
[On sale 2/8 at 10pm] 1.198ct loose Oregon sunstone from the US
Sale price¥8,800
[On sale at 22:00 on 2/10] Burmese unheated star ruby 1.050ct loose
Sale price¥29,800
[On sale at 22:00 on 2/9] Honduran Opal 1.124ct Loose
Sale price¥7,980

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.