They measure approximately 14-15mm long by 8-9mm wide by 6-7mm thick. The item "5 pcs ETHIOPIAN BLACK OPAL Welo 14-15mm Faceted Nugget Beads /N13" is in sale since Monday, March 11, 2019. This item is in the category "Jewelry & Watches\Loose Beads\Stone". The seller is "lqgemworks" and is located in Prescott Valley, Arizona. This item can be shipped worldwide.