Discover the finest Boulder Opal Necklaces, trusted for over 30 years. Explore unique designs, including Opal birthstone necklaces, Opal & Diamond necklaces, and floating Opal necklaces at miner-direct prices. With thousands of satisfied customers, our Fast, Easy & Direct worldwide shipping makes owning your own piece of Opal from Australia easier than ever. Explore our collection of Boulder Opal Necklace and Pendant options, including Australian Boulder Opal Pendant, Boulder Opal Gold Necklace, Boulder Opal Gold Pendant, and Boulder Opal Silver Necklace.