


















Australian boulder opal 9.020ct loose
Opal is a gemstone characterized by the shimmering of rainbow colors. There are several types of opal, but boulder opal refers to opal that still has the host rock attached. Some of the photos were taken using a penlight. This is a boulder opal that you can enjoy the play of colors of red, yellow, and green. It is from Australia.
Type: Loose (natural stone)
・Stone name: Boulder opal
・Weight: 9.020ct
Size: 24.2 x 16.0 mm
・Scratches/chips: S-A+
・Inclusions:
·remarks:---
・Accessories: Caratz quality guarantee, case
▷More information about boulder opals
A thorough explanation of the unique charm of boulder opals!
*We try to make the colors in the photos as close as possible to the actual product, but they may look slightly different from the actual product depending on the lighting conditions at the time of shooting and the monitor environment you are using. Also, some photos may have been taken using a penlight.
*For information on scratches, chips, treatments, and inclusions, please click here .
*For other frequently asked questions, please click here .
karatz_item_id: 12543061
Choose options










![Limited to 10 stones: Madagascar pink sapphire (heart-shaped, including padparadscha color, approximately 3 x 2.3 mm) [Multiple purchase discounts available]](http://store.karatz.jp/cdn/shop/files/collage_af0c773f-5960-4051-9ae9-82d3098c4584.png?v=1787791015&width=2000)
![[On sale May 29th at 10 PM] "Checker x Sui" Koshu Kiseki Cut Mexican Fire Opal (usually 79,800 yen) Gacha with only 10 stones available. Win a Fire Opal (and receive one Contraluz!). [Multiple purchase discount available]](http://store.karatz.jp/cdn/shop/files/P8200835.jpg?v=1787563629&width=4000)



















![[Jeweler's tools] 4-piece set including loupe (10x magnification), tweezers, and 2 loose stones](http://store.karatz.jp/cdn/shop/files/P4130575.jpg?v=1776126091&width=4000)