12x10mm Gorgeous Firey Welo Opal Cabochon Ethiopian Ethiopia 6.44 cts. Matching PAIR of Beautiful Firey Opals from Ethiopia, flashes red, yellow, green blue and orange.These measure 12 x 10mm. I have many other great items for sale: I list new items almost constantly both in auctions and in my store. Or, why not add me to your favorite sellers list! I have more unusual and exciting items! PLEASE CHECK MY OTHER ITEMS FOR SALE. Auctiva offers Free Image Hosting and Editing. 12x10mm Gorgeous Firey Welo Opal Cabochon Ethiopian Ethiopia 6.44 cts" is in sale since Friday, February 8, 2019. This item is in the category "Jewelry & Watches\Loose Diamonds & Gemstones\Loose Gemstones\Opal\Other Opals". The seller is "thatswhat" and is located in Redlands, California. This item can be shipped worldwide.