Gemstone: Australian Boulder Opal Ring Size: US 9, UK S This opal measures 12.9mm x 13.9mm including the bezel.
This natural 5.14 carat Australian Boulder Opal is set in polished sterling silver. This is a solid opal attached to the natural host stone, not a doublet, triplet, nor is it synthetic/lab made. The ring band is 7mm wide with a hammered texture. This opal has vibrant color flash across the surface of the opal layer that moves from green to gold to red. When rotated, the flash turns from blue to green. This is one unique boulder opal! Opals are the birthstone for the month of October.
