A rare expression of blue, quiet, controlled and infinitely deep. Key Specifications Origin: Lightning Ridge, NSW Variety: Natural Black Opal Type 1 Weight: 19.08ct = 3,8g Dimensions: 28.2 mm length, 13.01 mm width, 6.85 mm height Cut: Large freeform cabochon Body Tone: Black N4 (7) Brightness: Slightly Bright Colour profile Colour: Green-Blue Pattern Type: Pinfire with confetti base Distribution: Over 80% Depth: Moderate depth with visible layering Movement: Gentle rolling movement. Calm oceanic feel. Collector's Guide Rarity: Blue-dominant Lightning Ridge opals of this size and uniformity are uncommon. The combination of a large freeform shape, even pinfire distribution, and deep oceanic palette positions this stone as a desirable collector’s piece. Investment Notes: Strong long-term demand for blue-on-dark Lightning Ridge opals 19+ct size makes it suitable for high-end jewellery or portfolio-grade collecting Freeform cabochons of this calibre appreciate due to their uniqueness and natural geometry Collector’s Insight: Ideal for collectors seeking a calm, atmospheric opal with emotional depth rather than high-flash chaos. A stone chosen for its quiet intensity and meditative presence. A Certified Asset Valuer has independently assessed this Opal. A certificate of authenticity will be supplied with the purchase. Free shipping within Australia.