Mixed pattern 3.64ct untreated semi-black Welo Opal

This piece is covered in rolling red, green and golden flashing that glows in a mix of wide block, chaff and floral paterns through its semi-black body. It has a fancy cut measuring 13.2mm x 11.8mm x 4.9mm making it perfect for setting, and has a high polished liquid luster. Sourced from Welo, Ethiopia. Although the color is toasted, this opal is unheated.