













K18 black opal 0.23ct ring
A cute ring with a ribbon-like design with a black opal in the center. Both sides are decorated with diamonds and milgrain to bring out the presence of black opal. Not only can you enjoy the various colors floating within the black body color, but it can also be used in a variety of situations.
・Type: Ring
- Middle stone: black opal 0.23ct
・Side stone: Diamond 0.04ct
・Built metal: K18
・Size: 13.0 (*Free resizing from 10.0 to 16.0)
·process:---
・Accessories: Karatz quality guarantee card, case
*We try to make sure that the colors in the photos are the same as the real thing, but the colors may look slightly different from the real thing depending on the lighting at the time of shooting and the monitor environment you are using.
*Click here for information on scratches, chips, treatments, and inclusions.
*For other frequently asked questions, please click here .
*If paying by credit card, the security company may contact you to confirm your identity.
karatz_item_id: 21601046
・Type: Ring
- Middle stone: black opal 0.23ct
・Side stone: Diamond 0.04ct
・Built metal: K18
・Size: 13.0 (*Free resizing from 10.0 to 16.0)
·process:---
・Accessories: Karatz quality guarantee card, case
*We try to make sure that the colors in the photos are the same as the real thing, but the colors may look slightly different from the real thing depending on the lighting at the time of shooting and the monitor environment you are using.
*Click here for information on scratches, chips, treatments, and inclusions.
*For other frequently asked questions, please click here .
*If paying by credit card, the security company may contact you to confirm your identity.
karatz_item_id: 21601046
Choose options



![[On Sale November 1st at 10 PM] [Limited to 15 Stones] Rare Stone Gacha! 💎 Brazilian Paraiba Tourmaline 0.240ct, Taaffeite, Shinsha, Benitoite, and More [Multiple Purchase Discounts Available]](http://store.karatz.jp/cdn/shop/files/collage_ea7879a8-bd74-4c84-a6b6-8e0bf18a5631.png?v=1761893443&width=2250)
![[On Sale November 1st at 10 PM] [Limited to 11 Stones] Oregon Sunstone Gacha Loose Stone (Average 1.60ct) Including Koshu Precious Stones Cut Plus Three and Vortex Cut [Multiple Purchase Discounts Available]](http://store.karatz.jp/cdn/shop/files/collage_7ec015a3-593d-494a-ba24-c8947b0ccec9.png?v=1761877768&width=2250)
![[On sale November 1st at 10 PM] [Limited to 12 stones] Brazilian Indigolite Tourmaline Gacha Loose Stone (4x3mm, Oval Cut) [Multiple purchase discounts available]](http://store.karatz.jp/cdn/shop/files/PA230072.jpg?v=1761804822&width=4000)
![[On sale November 1st at 10 PM] [Limited to 8 stones] Brazilian Paraiba Tourmaline (cabochon cut, approximately 2.2mm) 1 loose stone [Multiple purchase discounts available]](http://store.karatz.jp/cdn/shop/files/PA230107_833f3433-6ac0-4cc6-8180-14ab57aefba8.jpg?v=1761807158&width=3241)
























