AAA+ Peruvian Blue Opal Graduated Focal Strand, 4 Inch Focal Strand/17 Beads
Large Center Bead 12mm, Smallest 4mm
Peruvian blue opal is a rare, translucent common opal found exclusively in the Andes Mountains of Peru, prized for its Caribbean sea-blue color caused by microscopic copper prized for its Caribbean sea-blue color caused by microscopic copper.
