1.65 Ct. Multi Color Cabochon Boulder Opal (Ironstone Opal) from Australia

If you are searching for a singular center stone for an engagement ring, a show stopping pendant, or a rare specimen to complete a serious collection, this pear shaped boulder opal is designed to answer that search, this one of a kind gem weighs 1.65 carats, measures 14.25 x 7.33 x 2.42 mm, and carries a cabochon cut that flatters the stone while maximizing the lively play of color. This is a Boulder Opal, also known as Ironstone Opal, originating from Australia, with intense color intensity, an excellent polish, and no enhancement, and because it is natural and untreated it delivers the authentic depth and character that true gem lovers seek. At The Natural Gemstone Company we select each piece with the needs of the customer in mind, and this gem meets the practical needs of a wearable, durable jewel as well as the emotional needs of someone who wants a unique statement that will be treasured for years.

In comparing hue and tone to gemstones from other famous locations, this Australian boulder opal shows a distinctive personality, the dominant greens and flashes of electric blue sit on a darker ironstone matrix that gives the color great contrast and an almost three dimensional glow, compare this to a Lightning Ridge black opal which often leans to deeper midnight blues and inky blacks with high contrast, the Lightning Ridge stones tend to read as mysterious and dramatic, while this boulder opal offers a brighter, fresher green blue spectrum with more lively, scattered patches of color. Compared to Coober Pedy white opals, which often display softer pastel hues and a milkier background that reads as gentle and luminous, this boulder opal reads as richer and more saturated, the ironstone grounding the color so that greens and blues appear more vivid rather than diffused. Ethiopian opals frequently exhibit honey and orange undertones and may be hydrophane, showing changes when in contact with moisture, this boulder opal does not, it maintains stable optical properties and a consistent intense tone, and compared to Mexican fire opal which offers transparent reds and oranges in a very different warm palette, this opal is firmly in the cool spectrum, offering jewel like greens and blues that are ideal for contrasting with white metals or enhancing the warmth of gold. For collectors who value regional character, this piece communicates the best traits of Queensland and Australian boulder opals, a vivid palette held close to a natural ironstone backing that is both attractive and practical.

For the customer seeking the perfect solution, imagine this pear shaped cabochon set as the centerpiece of a bespoke engagement ring, the elongated silhouette lengthening the finger and presenting broad planes of color that shift with movement, the intense color intensity and excellent polish ensure that the stone commands attention from every angle, because it is untreated and originates from Australia you are choosing a gem with provenance and integrity, these qualities matter whether you are commemorating a milestone or investing in a rare specimen. The ironstone matrix offers added stability for everyday wear, making this boulder opal a practical choice for rings as well as pendants and earrings, and the multi color play makes it versatile in design, it complements yellow gold, rose gold, and white gold, and it also photographs beautifully, which is ideal for a modern couple who wants an engagement ring that looks magnificent both in person and on screen. At The Natural Gemstone Company we are ready to assist with setting recommendations, custom designs, and secure shipping options, this pear shaped 1.65 carat boulder opal encapsulates the search for a unique, durable, and breathtaking gemstone, and it may be the final piece you have been seeking to complete a design or a collection, contact us to discuss how this gem can become the perfect solution for your needs.